The Number

21642

Twenty-One Thousand Six Hundred and Forty-Two

In Base 23 Trivigesimal Is

1hkm23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21639
1hkj23
Twenty-One Thousand Six Hundred and Thirty-Nine in Base 23 Trivigesimal
21640
1hkk23
Twenty-One Thousand Six Hundred and Forty in Base 23 Trivigesimal
21641
1hkl23
Twenty-One Thousand Six Hundred and Forty-One in Base 23 Trivigesimal
21643
1hl023
Twenty-One Thousand Six Hundred and Forty-Three in Base 23 Trivigesimal
21644
1hl123
Twenty-One Thousand Six Hundred and Forty-Four in Base 23 Trivigesimal
21645
1hl223
Twenty-One Thousand Six Hundred and Forty-Five in Base 23 Trivigesimal

Scientific Notation

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

2.1642e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000cl94kf3b4cj623

The reciprocal of 21642 in Base 23 Trivigesimal.

Palindrome?

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

The number 1hkm23 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 six hundred and forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand six hundred and forty-two 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 six hundred and forty-two has the following 3 prime factors:

2
223
Two in Base 23 Trivigesimal
3
323
Three in Base 23 Trivigesimal
3607
6ij23
Three Thousand Six Hundred and Seven in Base 23 Trivigesimal

Prime Factorization

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

2231 · 3231 · 6ij231 = 1hkm23

Base Conversions

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