The Number

129000

One Hundred and Twenty-Nine Thousand

Nearby Numbers

Positive, nonzero integers within three units

128997
One Hundred and Twenty-Eight Thousand Nine Hundred and Ninety-Seven
128998
One Hundred and Twenty-Eight Thousand Nine Hundred and Ninety-Eight
128999
One Hundred and Twenty-Eight Thousand Nine Hundred and Ninety-Nine
129001
One Hundred and Twenty-Nine Thousand and One
129002
One Hundred and Twenty-Nine Thousand and Two
129003
One Hundred and Twenty-Nine Thousand and Three

Scientific Notation

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

1.29000e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007751937984496124

The reciprocal of 129000.

Palindrome?

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

The number 129000 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 is a composite number with 64 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 is a composite number with 64 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 has the following 4 prime factors:

2
Two
3
Three
5
Five
43
Forty-Three

Prime Factorization

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

23 · 31 · 53 · 431 = 129000

Base Conversions

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