The Number

21421

Twenty-One Thousand Four Hundred and Twenty-One

In Base 31 Untrigesimal Is

m9031

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

For more familiar numbers: See Twenty-One Thousand Four Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21418
m8s31
Twenty-One Thousand Four Hundred and Eightteen in Base 31 Untrigesimal
21419
m8t31
Twenty-One Thousand Four Hundred and Nineteen in Base 31 Untrigesimal
21420
m8u31
Twenty-One Thousand Four Hundred and Twenty in Base 31 Untrigesimal
21422
m9131
Twenty-One Thousand Four Hundred and Twenty-Two in Base 31 Untrigesimal
21423
m9231
Twenty-One Thousand Four Hundred and Twenty-Three in Base 31 Untrigesimal
21424
m9331
Twenty-One Thousand Four Hundred and Twenty-Four in Base 31 Untrigesimal

Scientific Notation

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

2.1421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001c3feot7nigb31

The reciprocal of 21421 in Base 31 Untrigesimal.

Palindrome?

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

The number m9031 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand four hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and twenty-one is a composite number with 4 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 twenty-one thousand four hundred and twenty-one has the following 2 prime factors:

31
1031
Thirty-One in Base 31 Untrigesimal
691
m931
Six Hundred and Ninety-One in Base 31 Untrigesimal

Prime Factorization

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

10311 · m9311 = m9031

Base Conversions

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