The Number

43638

Forty-Three Thousand Six Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

4ek021

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

For more familiar numbers: See Forty-Three Thousand Six Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

43635
4eji21
Forty-Three Thousand Six Hundred and Thirty-Five in Base 21 Unovigesimal
43636
4ejj21
Forty-Three Thousand Six Hundred and Thirty-Six in Base 21 Unovigesimal
43637
4ejk21
Forty-Three Thousand Six Hundred and Thirty-Seven in Base 21 Unovigesimal
43639
4ek121
Forty-Three Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal
43640
4ek221
Forty-Three Thousand Six Hundred and Forty in Base 21 Unovigesimal
43641
4ek321
Forty-Three Thousand Six Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

4.3638e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00049c887ae6f2ed21

The reciprocal of 43638 in Base 21 Unovigesimal.

Palindrome?

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

The number 4ek021 is not a palindrome.

Not A Prime Number

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

Forty-three thousand six hundred and thirty-eight 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.

Forty-three thousand six hundred and thirty-eight 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 forty-three thousand six hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
1039
27a21
One Thousand and Thirty-Nine 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 · 3211 · 7211 · 27a211 = 4ek021

Base Conversions

The number forty-three thousand six hundred and thirty-eight in 35 different bases