The Number

129642

One Hundred and Twenty-Nine Thousand Six Hundred and Forty-Two

Nearby Numbers

Positive, nonzero integers within three units

129639
One Hundred and Twenty-Nine Thousand Six Hundred and Thirty-Nine
129640
One Hundred and Twenty-Nine Thousand Six Hundred and Forty
129641
One Hundred and Twenty-Nine Thousand Six Hundred and Forty-One
129643
One Hundred and Twenty-Nine Thousand Six Hundred and Forty-Three
129644
One Hundred and Twenty-Nine Thousand Six Hundred and Forty-Four
129645
One Hundred and Twenty-Nine Thousand Six Hundred and Forty-Five

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.29642e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007713549621264713

The reciprocal of 129642.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 129642 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and twenty-nine thousand six hundred and forty-two is a composite number with 32 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-nine thousand six hundred and forty-two is a composite number with 32 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one hundred and twenty-nine thousand six hundred and forty-two has the following 5 prime factors:

2
Two
3
Three
17
Seventeen
31
Thirty-One
41
Forty-One

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

21 · 31 · 171 · 311 · 411 = 129642

Base Conversions

The number one hundred and twenty-nine thousand six hundred and forty-two in 35 different bases