The Number

21231

Twenty-One Thousand Two Hundred and Thirty-One

In Base 19 Nonadecimal Is

31f819

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21228
31f519
Twenty-One Thousand Two Hundred and Twenty-Eight in Base 19 Nonadecimal
21229
31f619
Twenty-One Thousand Two Hundred and Twenty-Nine in Base 19 Nonadecimal
21230
31f719
Twenty-One Thousand Two Hundred and Thirty in Base 19 Nonadecimal
21232
31f919
Twenty-One Thousand Two Hundred and Thirty-Two in Base 19 Nonadecimal
21233
31fa19
Twenty-One Thousand Two Hundred and Thirty-Three in Base 19 Nonadecimal
21234
31fb19
Twenty-One Thousand Two Hundred and Thirty-Four in Base 19 Nonadecimal

Scientific Notation

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

2.1231e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00062bh3e0884aeh19

The reciprocal of 21231 in Base 19 Nonadecimal.

Palindrome?

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

The number 31f819 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 two hundred and thirty-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and thirty-one is a composite number with 12 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 two hundred and thirty-one has the following 3 prime factors:

3
319
Three in Base 19 Nonadecimal
7
719
Seven in Base 19 Nonadecimal
337
he19
Three Hundred and Thirty-Seven in Base 19 Nonadecimal

Prime Factorization

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

3192 · 7191 · he191 = 31f819

Base Conversions

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