The Number

12985

Twelve Thousand Nine Hundred and Eighty-Five

In Base 15 Quindecimal Is

3caa15

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12982
3ca715
Twelve Thousand Nine Hundred and Eighty-Two in Base 15 Quindecimal
12983
3ca815
Twelve Thousand Nine Hundred and Eighty-Three in Base 15 Quindecimal
12984
3ca915
Twelve Thousand Nine Hundred and Eighty-Four in Base 15 Quindecimal
12986
3cab15
Twelve Thousand Nine Hundred and Eighty-Six in Base 15 Quindecimal
12987
3cac15
Twelve Thousand Nine Hundred and Eighty-Seven in Base 15 Quindecimal
12988
3cad15
Twelve Thousand Nine Hundred and Eighty-Eight in Base 15 Quindecimal

Scientific Notation

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

1.2985e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0003d73328702a44815

The reciprocal of 12985 in Base 15 Quindecimal.

Palindrome?

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

The number 3caa15 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 nine hundred and eighty-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

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

5
515
Five in Base 15 Quindecimal
7
715
Seven in Base 15 Quindecimal
53
3815
Fifty-Three in Base 15 Quindecimal

Prime Factorization

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

5151 · 7152 · 38151 = 3caa15

Base Conversions

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