The Number

15561

Fifteen Thousand Five Hundred and Sixty-One

In Base 12 Duodecimal Is

900912

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

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

Nearby Numbers

Positive, nonzero integers within three units

15558
900612
Fifteen Thousand Five Hundred and Fifty-Eight in Base 12 Duodecimal
15559
900712
Fifteen Thousand Five Hundred and Fifty-Nine in Base 12 Duodecimal
15560
900812
Fifteen Thousand Five Hundred and Sixty in Base 12 Duodecimal
15562
900a12
Fifteen Thousand Five Hundred and Sixty-Two in Base 12 Duodecimal
15563
900b12
Fifteen Thousand Five Hundred and Sixty-Three in Base 12 Duodecimal
15564
901012
Fifteen Thousand Five Hundred and Sixty-Four in Base 12 Duodecimal

Scientific Notation

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

1.5561e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00013ba8013ba8013b812

The reciprocal of 15561 in Base 12 Duodecimal.

Palindrome?

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

The number 900912 is a palindrome.

Not A Prime Number

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

Fifteen thousand five hundred and sixty-one is a composite number with 24 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Fifteen thousand five hundred and sixty-one 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 five hundred and sixty-one has the following 4 prime factors:

3
312
Three in Base 12 Duodecimal
7
712
Seven in Base 12 Duodecimal
13
1112
Thirteen in Base 12 Duodecimal
19
1712
Nineteen in Base 12 Duodecimal

Prime Factorization

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

3122 · 7121 · 11121 · 17121 = 900912

Base Conversions

The number fifteen thousand five hundred and sixty-one in 35 different bases