The Number

31221

Thirty-One Thousand Two Hundred and Twenty-One

In Base 21 Unovigesimal Is

37gf21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

31218
37gc21
Thirty-One Thousand Two Hundred and Eightteen in Base 21 Unovigesimal
31219
37gd21
Thirty-One Thousand Two Hundred and Nineteen in Base 21 Unovigesimal
31220
37ge21
Thirty-One Thousand Two Hundred and Twenty in Base 21 Unovigesimal
31222
37gg21
Thirty-One Thousand Two Hundred and Twenty-Two in Base 21 Unovigesimal
31223
37gh21
Thirty-One Thousand Two Hundred and Twenty-Three in Base 21 Unovigesimal
31224
37gi21
Thirty-One Thousand Two Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

3.1221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00064h17f72iafg21

The reciprocal of 31221 in Base 21 Unovigesimal.

Palindrome?

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

The number 37gf21 is not a palindrome.

Not A Prime Number

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

Thirty-one thousand two hundred and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand two hundred and twenty-one is a composite number with 6 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 thirty-one thousand two hundred and twenty-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
3469
7i421
Three Thousand Four Hundred and Sixty-Nine in Base 21 Unovigesimal

Prime Factorization

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

3212 · 7i4211 = 37gf21

Base Conversions

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