The Number

81995

Eighty-One Thousand Nine Hundred and Ninety-Five

In Base 31 Untrigesimal Is

2na031

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

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

Nearby Numbers

Positive, nonzero integers within three units

81992
2n9s31
Eighty-One Thousand Nine Hundred and Ninety-Two in Base 31 Untrigesimal
81993
2n9t31
Eighty-One Thousand Nine Hundred and Ninety-Three in Base 31 Untrigesimal
81994
2n9u31
Eighty-One Thousand Nine Hundred and Ninety-Four in Base 31 Untrigesimal
81996
2na131
Eighty-One Thousand Nine Hundred and Ninety-Six in Base 31 Untrigesimal
81997
2na231
Eighty-One Thousand Nine Hundred and Ninety-Seven in Base 31 Untrigesimal
81998
2na331
Eighty-One Thousand Nine Hundred and Ninety-Eight in Base 31 Untrigesimal

Scientific Notation

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

8.1995e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b84r4ed7siq31

The reciprocal of 81995 in Base 31 Untrigesimal.

Palindrome?

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

The number 2na031 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 ninety-five is a composite number with 12 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 ninety-five is a composite number with 12 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 ninety-five has the following 3 prime factors:

5
531
Five in Base 31 Untrigesimal
23
n31
Twenty-Three in Base 31 Untrigesimal
31
1031
Thirty-One in Base 31 Untrigesimal

Prime Factorization

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

5311 · n312 · 10311 = 2na031

Base Conversions

The number eighty-one thousand nine hundred and ninety-five in 35 different bases