The Number

231991

Two Hundred and Thirty-One Thousand Nine Hundred and Ninety-One

In Base 28 Octovigesimal Is

afpb28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

231988
afp828
Two Hundred and Thirty-One Thousand Nine Hundred and Eighty-Eight in Base 28 Octovigesimal
231989
afp928
Two Hundred and Thirty-One Thousand Nine Hundred and Eighty-Nine in Base 28 Octovigesimal
231990
afpa28
Two Hundred and Thirty-One Thousand Nine Hundred and Ninety in Base 28 Octovigesimal
231992
afpc28
Two Hundred and Thirty-One Thousand Nine Hundred and Ninety-Two in Base 28 Octovigesimal
231993
afpd28
Two Hundred and Thirty-One Thousand Nine Hundred and Ninety-Three in Base 28 Octovigesimal
231994
afpe28
Two Hundred and Thirty-One Thousand Nine Hundred and Ninety-Four in Base 28 Octovigesimal

Scientific Notation

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

2.31991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002i55c1mkohcc28

The reciprocal of 231991 in Base 28 Octovigesimal.

Palindrome?

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

The number afpb28 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 nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirty-one thousand nine hundred and ninety-one 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 nine hundred and ninety-one has the following 2 prime factors:

139
4r28
One Hundred and Thirty-Nine in Base 28 Octovigesimal
1669
23h28
One Thousand Six Hundred and Sixty-Nine in Base 28 Octovigesimal

Prime Factorization

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

4r281 · 23h281 = afpb28

Base Conversions

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