The Number

31290

Thirty-One Thousand Two Hundred and Ninety

In Base 21 Unovigesimal Is

37k021

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

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

Nearby Numbers

Positive, nonzero integers within three units

31287
37ji21
Thirty-One Thousand Two Hundred and Eighty-Seven in Base 21 Unovigesimal
31288
37jj21
Thirty-One Thousand Two Hundred and Eighty-Eight in Base 21 Unovigesimal
31289
37jk21
Thirty-One Thousand Two Hundred and Eighty-Nine in Base 21 Unovigesimal
31291
37k121
Thirty-One Thousand Two Hundred and Ninety-One in Base 21 Unovigesimal
31292
37k221
Thirty-One Thousand Two Hundred and Ninety-Two in Base 21 Unovigesimal
31293
37k321
Thirty-One Thousand Two Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

3.1290e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00064b0357g1eh1721

The reciprocal of 31290 in Base 21 Unovigesimal.

Palindrome?

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

The number 37k021 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 ninety is a composite number with 32 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 ninety is a composite number with 32 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 ninety has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
149
7221
One Hundred and Forty-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

2211 · 3211 · 5211 · 7211 · 72211 = 37k021

Base Conversions

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