The Number

12585

Twelve Thousand Five Hundred and Eighty-Five

In Base 31 Untrigesimal Is

d2u31

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

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

Nearby Numbers

Positive, nonzero integers within three units

12582
d2r31
Twelve Thousand Five Hundred and Eighty-Two in Base 31 Untrigesimal
12583
d2s31
Twelve Thousand Five Hundred and Eighty-Three in Base 31 Untrigesimal
12584
d2t31
Twelve Thousand Five Hundred and Eighty-Four in Base 31 Untrigesimal
12586
d3031
Twelve Thousand Five Hundred and Eighty-Six in Base 31 Untrigesimal
12587
d3131
Twelve Thousand Five Hundred and Eighty-Seven in Base 31 Untrigesimal
12588
d3231
Twelve Thousand Five Hundred and Eighty-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.

1.2585e4

Reciprocal

A number multiplied with its reciprocal is one.

0.002bbqnau856i31

The reciprocal of 12585 in Base 31 Untrigesimal.

Palindrome?

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

The number d2u31 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 eighty-five 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.

Twelve thousand five hundred and eighty-five 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 twelve thousand five hundred and eighty-five has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
839
r231
Eight Hundred and Thirty-Nine in Base 31 Untrigesimal

Prime Factorization

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

3311 · 5311 · r2311 = d2u31

Base Conversions

The number twelve thousand five hundred and eighty-five in 35 different bases