The Number

129928

One Hundred and Twenty-Nine Thousand Nine Hundred and Twenty-Eight

Nearby Numbers

Positive, nonzero integers within three units

129925
One Hundred and Twenty-Nine Thousand Nine Hundred and Twenty-Five
129926
One Hundred and Twenty-Nine Thousand Nine Hundred and Twenty-Six
129927
One Hundred and Twenty-Nine Thousand Nine Hundred and Twenty-Seven
129929
One Hundred and Twenty-Nine Thousand Nine Hundred and Twenty-Nine
129930
One Hundred and Twenty-Nine Thousand Nine Hundred and Thirty
129931
One Hundred and Twenty-Nine Thousand Nine Hundred and Thirty-One

Scientific Notation

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

1.29928e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007696570408226094

The reciprocal of 129928.

Palindrome?

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

The number 129928 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 nine hundred and twenty-eight is a composite number with 16 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 nine hundred and twenty-eight is a composite number with 16 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 nine hundred and twenty-eight has the following 3 prime factors:

2
Two
109
One Hundred and Nine
149
One Hundred and Forty-Nine

Prime Factorization

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

23 · 1091 · 1491 = 129928

Base Conversions

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