The Number

72981

Seventy-Two Thousand Nine Hundred and Eighty-One

In Base 31 Untrigesimal Is

2dt731

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

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

Nearby Numbers

Positive, nonzero integers within three units

72978
2dt431
Seventy-Two Thousand Nine Hundred and Seventy-Eight in Base 31 Untrigesimal
72979
2dt531
Seventy-Two Thousand Nine Hundred and Seventy-Nine in Base 31 Untrigesimal
72980
2dt631
Seventy-Two Thousand Nine Hundred and Eighty in Base 31 Untrigesimal
72982
2dt831
Seventy-Two Thousand Nine Hundred and Eighty-Two in Base 31 Untrigesimal
72983
2dt931
Seventy-Two Thousand Nine Hundred and Eighty-Three in Base 31 Untrigesimal
72984
2dta31
Seventy-Two Thousand Nine Hundred and Eighty-Four in Base 31 Untrigesimal

Scientific Notation

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

7.2981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ck8n7h732lc31

The reciprocal of 72981 in Base 31 Untrigesimal.

Palindrome?

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

The number 2dt731 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand nine hundred and eighty-one is a composite number with 20 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand nine hundred and eighty-one is a composite number with 20 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 seventy-two thousand nine hundred and eighty-one has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
17
h31
Seventeen in Base 31 Untrigesimal
53
1m31
Fifty-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

3314 · h311 · 1m311 = 2dt731

Base Conversions

The number seventy-two thousand nine hundred and eighty-one in 35 different bases