The Number

129421

One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

129418
One Hundred and Twenty-Nine Thousand Four Hundred and Eightteen
129419
One Hundred and Twenty-Nine Thousand Four Hundred and Nineteen
129420
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty
129422
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-Two
129423
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-Three
129424
One Hundred and Twenty-Nine Thousand Four Hundred and Twenty-Four

Scientific Notation

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

1.29421e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007726721320342139

The reciprocal of 129421.

Palindrome?

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

The number 129421 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-one is a composite number with 8 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-one is a composite number with 8 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-one has the following 3 prime factors:

17
Seventeen
23
Twenty-Three
331
Three Hundred and Thirty-One

Prime Factorization

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

171 · 231 · 3311 = 129421

Base Conversions

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