The Number

13561

Thirteen Thousand Five Hundred and Sixty-One

In Base 18 Octodecimal Is

25f718

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

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

Nearby Numbers

Positive, nonzero integers within three units

13558
25f418
Thirteen Thousand Five Hundred and Fifty-Eight in Base 18 Octodecimal
13559
25f518
Thirteen Thousand Five Hundred and Fifty-Nine in Base 18 Octodecimal
13560
25f618
Thirteen Thousand Five Hundred and Sixty in Base 18 Octodecimal
13562
25f818
Thirteen Thousand Five Hundred and Sixty-Two in Base 18 Octodecimal
13563
25f918
Thirteen Thousand Five Hundred and Sixty-Three in Base 18 Octodecimal
13564
25fa18
Thirteen Thousand Five Hundred and Sixty-Four in Base 18 Octodecimal

Scientific Notation

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

1.3561e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007d61b99g4bde118

The reciprocal of 13561 in Base 18 Octodecimal.

Palindrome?

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

The number 25f718 is not a palindrome.

Not A Prime Number

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

Thirteen thousand five hundred and sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirteen thousand five hundred and sixty-one is a composite number with 4 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 thirteen thousand five hundred and sixty-one has the following 2 prime factors:

71
3h18
Seventy-One in Base 18 Octodecimal
191
ab18
One Hundred and Ninety-One in Base 18 Octodecimal

Prime Factorization

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

3h181 · ab181 = 25f718

Base Conversions

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