The Number

81938

Eighty-One Thousand Nine Hundred and Thirty-Eight

In Base 31 Untrigesimal Is

2n8531

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81935
2n8231
Eighty-One Thousand Nine Hundred and Thirty-Five in Base 31 Untrigesimal
81936
2n8331
Eighty-One Thousand Nine Hundred and Thirty-Six in Base 31 Untrigesimal
81937
2n8431
Eighty-One Thousand Nine Hundred and Thirty-Seven in Base 31 Untrigesimal
81939
2n8631
Eighty-One Thousand Nine Hundred and Thirty-Nine in Base 31 Untrigesimal
81940
2n8731
Eighty-One Thousand Nine Hundred and Forty in Base 31 Untrigesimal
81941
2n8831
Eighty-One Thousand Nine Hundred and Forty-One in Base 31 Untrigesimal

Scientific Notation

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

8.1938e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b8cchct3oh431

The reciprocal of 81938 in Base 31 Untrigesimal.

Palindrome?

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

The number 2n8531 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand nine hundred and thirty-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand nine hundred and thirty-eight is a composite number with 8 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 eighty-one thousand nine hundred and thirty-eight has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
53
1m31
Fifty-Three in Base 31 Untrigesimal
773
ot31
Seven Hundred and Seventy-Three in Base 31 Untrigesimal

Prime Factorization

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

2311 · 1m311 · ot311 = 2n8531

Base Conversions

The number eighty-one thousand nine hundred and thirty-eight in 35 different bases