- What is the weirdest number?
- What is the most perfect number?
- What is a cute number?
- What are the top 10 luckiest numbers?
- What is the most meaningful number?
- What are cubed numbers in maths?
- What is the most unique number?
- What is everyone’s favorite number?
- What is special about the number 28?
- What is the phone number of God?
- What is the number 6174?
- What is the most visually appealing number?
- What is the world’s least favorite number?
- Why 9 is a bad number?
- What is a happy number in math?
- How many perfect number are there?
- What is the definition of prime number?
What is the weirdest number?
The smallest weird number is 70.
Its proper divisors are 1, 2, 5, 7, 10, 14, and 35; these sum to 74, but no subset of these sums to 70.
The number 12, for example, is abundant but not weird, because the proper divisors of 12 are 1, 2, 3, 4, and 6, which sum to 16; but 2 + 4 + 6 = 12..
What is the most perfect number?
Perfect number, a positive integer that is equal to the sum of its proper divisors. The smallest perfect number is 6, which is the sum of 1, 2, and 3. Other perfect numbers are 28, 496, and 8,128. The discovery of such numbers is lost in prehistory.
What is a cute number?
If a square can be cut into n squares of at the most two different sizes, then n is called a cute number. For example, 4 and 10 are cute numbers. and 2. A number with only 4 factors is a cute number.
What are the top 10 luckiest numbers?
The top 10 are: 11, 7, 17, 27,19, 23, 12,13, 9 and 18. So how do you pick lucky numbers? For those who use birthdays, five of the most commonly drawn numbers are more than 31, meaning they are not likely to have picked them.
What is the most meaningful number?
But the following 10 are the most important numbers, or constants, in the entire world.The Speed of Light: 186,282 miles per second. … Gravitational Constant (G): 6.67300 x 10^-11 m^3 kg^-1 s^-2. … Boltzmann’s Constant: 1.380650 x 10^23 joule per kelvin. … Imaginary Unit: i. … Euler’s Identity: e^(i*pi) = -1.More items…•
What are cubed numbers in maths?
A cube number is a number multiplied by itself 3 times. This can also be called ‘a number cubed’. The symbol for cubed is ³. 2³ = 2 × 2 × 2 = 8.
What is the most unique number?
Therefore the number 6174 is the only number unchanged by Kaprekar’s operation — our mysterious number is unique. The number 495 is the unique kernel for the operation on three digit numbers, and all three digit numbers reach 495 using the operation.
What is everyone’s favorite number?
sevenIt turns out the world’s favorite number is seven — at least, according a recent survey with more than 44,000 participants from all over the world.
What is special about the number 28?
Twenty-eight is the sum of the totient function for the first nine integers. Since the greatest prime factor of 282 + 1 = 785 is 157, which is more than 28 twice, 28 is a Størmer number. Twenty-eight is a harmonic divisor number, a happy number, a triangular number, a hexagonal number, and a centered nonagonal number.
What is the phone number of God?
In the 2003 Jim Carrey comedy “Bruce Almighty,” God’s phone number (776-2323, no area code) appears on the Carrey character’s pager, so of course moviegoers called it and asked to speak to God.
What is the number 6174?
Kaprekar constant, or 6174, is a constant that arises when we take a 4-digit integer, form the largest and smallest numbers from its digits, and then subtract these two numbers. Continuing with this process of forming and subtracting, we will always arrive at the number 6174.
What is the most visually appealing number?
2424 is the most asthetically pleasing number. It’s divisible by 2,3,4,6,8, and 12 and also has pleasing fractional factors like 0.5 and 1.5.
What is the world’s least favorite number?
110The least favorite number in the world turned out to be 110, since it’s the smallest whole number that did not get a single vote. This study reveals superstition and human affinity for numbers as significant but unexplainable, but that, according to the Greeks, is the basis for the supreme wisdom of the universe.
Why 9 is a bad number?
9: Just as the number four has a bad-luck soundalike in Chinese, 9 is feared in Japan because it sounds similar to the Japanese word for torture or suffering.
What is a happy number in math?
In number theory, a happy number is a number which eventually reaches 1 when replaced by the sum of the square of each digit. For instance, 13 is a happy number because and . On the other hand, 4 is not a happy number because the sequence starting with and eventually reaches.
How many perfect number are there?
four perfect numbersA perfect number is defined to be one which is equal to the sum of its aliquot parts. The four perfect numbers 6, 28, 496 and 8128 seem to have been known from ancient times and there is no record of these discoveries.
What is the definition of prime number?
Prime numbers are numbers that have only 2 factors: 1 and themselves. For example, the first 5 prime numbers are 2, 3, 5, 7, and 11. By contrast, numbers with more than 2 factors are call composite numbers.