The Number

15985

Fifteen Thousand Nine Hundred and Eighty-Five

In Base 18 Octodecimal Is

2d6118

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

15982
2d5g18
Fifteen Thousand Nine Hundred and Eighty-Two in Base 18 Octodecimal
15983
2d5h18
Fifteen Thousand Nine Hundred and Eighty-Three in Base 18 Octodecimal
15984
2d6018
Fifteen Thousand Nine Hundred and Eighty-Four in Base 18 Octodecimal
15986
2d6218
Fifteen Thousand Nine Hundred and Eighty-Six in Base 18 Octodecimal
15987
2d6318
Fifteen Thousand Nine Hundred and Eighty-Seven in Base 18 Octodecimal
15988
2d6418
Fifteen Thousand Nine Hundred and Eighty-Eight in Base 18 Octodecimal

Scientific Notation

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

1.5985e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006a3dbf30e30818

The reciprocal of 15985 in Base 18 Octodecimal.

Palindrome?

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

The number 2d6118 is not a palindrome.

Not A Prime Number

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

Fifteen thousand nine hundred and eighty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Fifteen thousand nine 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 fifteen thousand nine hundred and eighty-five has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
23
1518
Twenty-Three in Base 18 Octodecimal
139
7d18
One Hundred and Thirty-Nine in Base 18 Octodecimal

Prime Factorization

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

5181 · 15181 · 7d181 = 2d6118

Base Conversions

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