The Number

21830

Twenty-One Thousand Eight Hundred and Thirty

In Base 9 Nonary Is

328459

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

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

Nearby Numbers

Positive, nonzero integers within three units

21827
328429
Twenty-One Thousand Eight Hundred and Twenty-Seven in Base 9 Nonary
21828
328439
Twenty-One Thousand Eight Hundred and Twenty-Eight in Base 9 Nonary
21829
328449
Twenty-One Thousand Eight Hundred and Twenty-Nine in Base 9 Nonary
21831
328469
Twenty-One Thousand Eight Hundred and Thirty-One in Base 9 Nonary
21832
328479
Twenty-One Thousand Eight Hundred and Thirty-Two in Base 9 Nonary
21833
328489
Twenty-One Thousand Eight Hundred and Thirty-Three in Base 9 Nonary

Scientific Notation

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

2.1830e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000263081381545403869

The reciprocal of 21830 in Base 9 Nonary.

Palindrome?

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

The number 328459 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 eight hundred and thirty is a composite number with 16 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 eight hundred and thirty is a composite number with 16 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 eight hundred and thirty has the following 4 prime factors:

2
29
Two in Base 9 Nonary
5
59
Five in Base 9 Nonary
37
419
Thirty-Seven in Base 9 Nonary
59
659
Fifty-Nine in Base 9 Nonary

Prime Factorization

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

291 · 591 · 4191 · 6591 = 328459

Base Conversions

The number twenty-one thousand eight hundred and thirty in 35 different bases