The Number

155831

One Hundred and Fifty-Five Thousand Eight Hundred and Thirty-One

In Base 21 Unovigesimal Is

gh7b21

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

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

Nearby Numbers

Positive, nonzero integers within three units

155828
gh7821
One Hundred and Fifty-Five Thousand Eight Hundred and Twenty-Eight in Base 21 Unovigesimal
155829
gh7921
One Hundred and Fifty-Five Thousand Eight Hundred and Twenty-Nine in Base 21 Unovigesimal
155830
gh7a21
One Hundred and Fifty-Five Thousand Eight Hundred and Thirty in Base 21 Unovigesimal
155832
gh7c21
One Hundred and Fifty-Five Thousand Eight Hundred and Thirty-Two in Base 21 Unovigesimal
155833
gh7d21
One Hundred and Fifty-Five Thousand Eight Hundred and Thirty-Three in Base 21 Unovigesimal
155834
gh7e21
One Hundred and Fifty-Five Thousand Eight Hundred and Thirty-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.

1.55831e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001547k3c1j215c21

The reciprocal of 155831 in Base 21 Unovigesimal.

Palindrome?

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

The number gh7b21 is not a palindrome.

Not A Prime Number

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

One hundred and fifty-five thousand eight hundred and thirty-one 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.

One hundred and fifty-five thousand eight hundred and thirty-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 one hundred and fifty-five thousand eight hundred and thirty-one has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
11987
163h21
Eleven Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal

Prime Factorization

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

d211 · 163h211 = gh7b21

Base Conversions

The number one hundred and fifty-five thousand eight hundred and thirty-one in 35 different bases