The Number

15980

Fifteen Thousand Nine Hundred and Eighty

In Base 18 Octodecimal Is

2d5e18

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

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

Nearby Numbers

Positive, nonzero integers within three units

15977
2d5b18
Fifteen Thousand Nine Hundred and Seventy-Seven in Base 18 Octodecimal
15978
2d5c18
Fifteen Thousand Nine Hundred and Seventy-Eight in Base 18 Octodecimal
15979
2d5d18
Fifteen Thousand Nine Hundred and Seventy-Nine in Base 18 Octodecimal
15981
2d5f18
Fifteen Thousand Nine Hundred and Eighty-One in Base 18 Octodecimal
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

Scientific Notation

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

1.5980e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006a47b9f9a053718

The reciprocal of 15980 in Base 18 Octodecimal.

Palindrome?

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

The number 2d5e18 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 is a composite number with 24 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 is a composite number with 24 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 has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal

Prime Factorization

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

2182 · 5181 · h181 · 2b181 = 2d5e18

Base Conversions

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