The Number

11931

Eleven Thousand Nine Hundred and Thirty-One

In Base 13 Tridecimal Is

557a13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

11928
557713
Eleven Thousand Nine Hundred and Twenty-Eight in Base 13 Tridecimal
11929
557813
Eleven Thousand Nine Hundred and Twenty-Nine in Base 13 Tridecimal
11930
557913
Eleven Thousand Nine Hundred and Thirty in Base 13 Tridecimal
11932
557b13
Eleven Thousand Nine Hundred and Thirty-Two in Base 13 Tridecimal
11933
557c13
Eleven Thousand Nine Hundred and Thirty-Three in Base 13 Tridecimal
11934
558013
Eleven Thousand Nine Hundred and Thirty-Four in Base 13 Tridecimal

Scientific Notation

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

1.1931e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000251738cb484100813

The reciprocal of 11931 in Base 13 Tridecimal.

Palindrome?

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

The number 557a13 is not a palindrome.

Not A Prime Number

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

Eleven thousand nine hundred and thirty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Eleven thousand nine hundred and thirty-one 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 eleven thousand nine hundred and thirty-one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
41
3213
Forty-One in Base 13 Tridecimal
97
7613
Ninety-Seven in Base 13 Tridecimal

Prime Factorization

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

3131 · 32131 · 76131 = 557a13

Base Conversions

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