The Number

231157

Two Hundred and Thirty-One Thousand One Hundred and Fifty-Seven

In Base 21 Unovigesimal Is

13k3a21

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

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

Nearby Numbers

Positive, nonzero integers within three units

231154
13k3721
Two Hundred and Thirty-One Thousand One Hundred and Fifty-Four in Base 21 Unovigesimal
231155
13k3821
Two Hundred and Thirty-One Thousand One Hundred and Fifty-Five in Base 21 Unovigesimal
231156
13k3921
Two Hundred and Thirty-One Thousand One Hundred and Fifty-Six in Base 21 Unovigesimal
231158
13k3b21
Two Hundred and Thirty-One Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
231159
13k3c21
Two Hundred and Thirty-One Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal
231160
13k3d21
Two Hundred and Thirty-One Thousand One Hundred and Sixty in Base 21 Unovigesimal

Scientific Notation

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

2.31157e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000he0d28788ei221

The reciprocal of 231157 in Base 21 Unovigesimal.

Palindrome?

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

The number 13k3a21 is not a palindrome.

Not A Prime Number

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

Two hundred and thirty-one thousand one hundred and fifty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirty-one thousand one hundred and fifty-seven 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 two hundred and thirty-one thousand one hundred and fifty-seven has the following 2 prime factors:

139
6d21
One Hundred and Thirty-Nine in Base 21 Unovigesimal
1663
3g421
One Thousand Six Hundred and Sixty-Three in Base 21 Unovigesimal

Prime Factorization

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

6d211 · 3g4211 = 13k3a21

Base Conversions

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