The Number

21231

Twenty-One Thousand Two Hundred and Thirty-One

In Base 20 Vigesimal Is

2d1b20

The numbers with a 20 subscript use Base 20 Vigesimal 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
2d1820
Twenty-One Thousand Two Hundred and Twenty-Eight in Base 20 Vigesimal
21229
2d1920
Twenty-One Thousand Two Hundred and Twenty-Nine in Base 20 Vigesimal
21230
2d1a20
Twenty-One Thousand Two Hundred and Thirty in Base 20 Vigesimal
21232
2d1c20
Twenty-One Thousand Two Hundred and Thirty-Two in Base 20 Vigesimal
21233
2d1d20
Twenty-One Thousand Two Hundred and Thirty-Three in Base 20 Vigesimal
21234
2d1e20
Twenty-One Thousand Two Hundred and Thirty-Four in Base 20 Vigesimal

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.

0.0007ae93ji0g4g320

The reciprocal of 21231 in Base 20 Vigesimal.

Palindrome?

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

The number 2d1b20 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 20 Vigesimal

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
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
337
gh20
Three Hundred and Thirty-Seven in Base 20 Vigesimal

Prime Factorization

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

3202 · 7201 · gh201 = 2d1b20

Base Conversions

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