The Number

12515

Twelve Thousand Five Hundred and Fifteen

In Base 12 Duodecimal Is

72ab12

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See Twelve Thousand Five Hundred and Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12512
72a812
Twelve Thousand Five Hundred and Twelve in Base 12 Duodecimal
12513
72a912
Twelve Thousand Five Hundred and Thirteen in Base 12 Duodecimal
12514
72aa12
Twelve Thousand Five Hundred and Fourteen in Base 12 Duodecimal
12516
72b012
Twelve Thousand Five Hundred and Sixteen in Base 12 Duodecimal
12517
72b112
Twelve Thousand Five Hundred and Seventeen in Base 12 Duodecimal
12518
72b212
Twelve Thousand Five Hundred and Eightteen in Base 12 Duodecimal

Scientific Notation

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

1.2515e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00017a7138241553a1612

The reciprocal of 12515 in Base 12 Duodecimal.

Palindrome?

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

The number 72ab12 is not a palindrome.

Not A Prime Number

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

Twelve thousand five hundred and fifteen is a composite number with 4 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Twelve thousand five hundred and fifteen 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 twelve thousand five hundred and fifteen has the following 2 prime factors:

5
512
Five in Base 12 Duodecimal
2503
154712
Two Thousand Five Hundred and Three in Base 12 Duodecimal

Prime Factorization

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

5121 · 1547121 = 72ab12

Base Conversions

The number twelve thousand five hundred and fifteen in 35 different bases