The Number

20561

Twenty Thousand Five Hundred and Sixty-One

In Base 28 Octovigesimal Is

q6928

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20558
q6628
Twenty Thousand Five Hundred and Fifty-Eight in Base 28 Octovigesimal
20559
q6728
Twenty Thousand Five Hundred and Fifty-Nine in Base 28 Octovigesimal
20560
q6828
Twenty Thousand Five Hundred and Sixty in Base 28 Octovigesimal
20562
q6a28
Twenty Thousand Five Hundred and Sixty-Two in Base 28 Octovigesimal
20563
q6b28
Twenty Thousand Five Hundred and Sixty-Three in Base 28 Octovigesimal
20564
q6c28
Twenty Thousand Five Hundred and Sixty-Four in Base 28 Octovigesimal

Scientific Notation

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

2.0561e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0011p12po6rj5a28

The reciprocal of 20561 in Base 28 Octovigesimal.

Palindrome?

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

The number q6928 is not a palindrome.

Not A Prime Number

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

Twenty thousand five hundred and sixty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Twenty 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 twenty thousand five hundred and sixty-one has the following 2 prime factors:

29
1128
Twenty-Nine in Base 28 Octovigesimal
709
p928
Seven Hundred and Nine in Base 28 Octovigesimal

Prime Factorization

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

11281 · p9281 = q6928

Base Conversions

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