The Number

22490

Twenty-Two Thousand Four Hundred and Ninety

In Base 21 Unovigesimal Is

28kk21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Twenty-Two Thousand Four Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

22487
28kh21
Twenty-Two Thousand Four Hundred and Eighty-Seven in Base 21 Unovigesimal
22488
28ki21
Twenty-Two Thousand Four Hundred and Eighty-Eight in Base 21 Unovigesimal
22489
28kj21
Twenty-Two Thousand Four Hundred and Eighty-Nine in Base 21 Unovigesimal
22491
290021
Twenty-Two Thousand Four Hundred and Ninety-One in Base 21 Unovigesimal
22492
290121
Twenty-Two Thousand Four Hundred and Ninety-Two in Base 21 Unovigesimal
22493
290221
Twenty-Two Thousand Four Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

2.2490e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008dcak8i24ic0g21

The reciprocal of 22490 in Base 21 Unovigesimal.

Palindrome?

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

The number 28kk21 is not a palindrome.

Not A Prime Number

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

Twenty-two thousand four hundred and ninety is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-two thousand four hundred and ninety 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-two thousand four hundred and ninety has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
173
8521
One Hundred and Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · 5211 · d211 · 85211 = 28kk21

Base Conversions

The number twenty-two thousand four hundred and ninety in 35 different bases