The Number

129420

One Hundred and Twenty-Nine Thousand Four Hundred and Twenty

Nearby Numbers

Positive, nonzero integers within three units

129417
One Hundred and Twenty-Nine Thousand Four Hundred and Seventeen
129418
One Hundred and Twenty-Nine Thousand Four Hundred and Eightteen
129419
One Hundred and Twenty-Nine Thousand Four Hundred and Nineteen
129421
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-One
129422
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-Two
129423
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-Three

Scientific Notation

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

1.29420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007726781023025808

The reciprocal of 129420.

Palindrome?

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

The number 129420 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 four hundred and twenty is a composite number with 36 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 four hundred and twenty is a composite number with 36 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 four hundred and twenty has the following 4 prime factors:

2
Two
3
Three
5
Five
719
Seven Hundred and Nineteen

Prime Factorization

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

22 · 32 · 51 · 7191 = 129420

Base Conversions

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