The Number

21549

Twenty-One Thousand Five Hundred and Forty-Nine

In Base 9 Nonary Is

325039

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

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

Nearby Numbers

Positive, nonzero integers within three units

21546
325009
Twenty-One Thousand Five Hundred and Forty-Six in Base 9 Nonary
21547
325019
Twenty-One Thousand Five Hundred and Forty-Seven in Base 9 Nonary
21548
325029
Twenty-One Thousand Five Hundred and Forty-Eight in Base 9 Nonary
21550
325049
Twenty-One Thousand Five Hundred and Fifty in Base 9 Nonary
21551
325059
Twenty-One Thousand Five Hundred and Fifty-One in Base 9 Nonary
21552
325069
Twenty-One Thousand Five Hundred and Fifty-Two in Base 9 Nonary

Scientific Notation

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

2.1549e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000265855221230787629

The reciprocal of 21549 in Base 9 Nonary.

Palindrome?

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

The number 325039 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand five hundred and forty-nine 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-one thousand five hundred and forty-nine 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-one thousand five hundred and forty-nine has the following 3 prime factors:

3
39
Three in Base 9 Nonary
11
129
Eleven in Base 9 Nonary
653
8059
Six Hundred and Fifty-Three 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 · 1291 · 80591 = 325039

Base Conversions

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