The Number

20661

Twenty Thousand Six Hundred and Sixty-One

In Base 9 Nonary Is

313069

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20658
313039
Twenty Thousand Six Hundred and Fifty-Eight in Base 9 Nonary
20659
313049
Twenty Thousand Six Hundred and Fifty-Nine in Base 9 Nonary
20660
313059
Twenty Thousand Six Hundred and Sixty in Base 9 Nonary
20662
313079
Twenty Thousand Six Hundred and Sixty-Two in Base 9 Nonary
20663
313089
Twenty Thousand Six Hundred and Sixty-Three in Base 9 Nonary
20664
313109
Twenty Thousand Six Hundred and Sixty-Four in Base 9 Nonary

Scientific Notation

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

2.0661e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000276442574078500079

The reciprocal of 20661 in Base 9 Nonary.

Palindrome?

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

The number 313069 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 six hundred and sixty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Twenty thousand six hundred and sixty-one 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 twenty thousand six hundred and sixty-one has the following 3 prime factors:

3
39
Three in Base 9 Nonary
71
789
Seventy-One in Base 9 Nonary
97
1179
Ninety-Seven in Base 9 Nonary

Prime Factorization

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

391 · 7891 · 11791 = 313069

Base Conversions

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