The Number

212790

Two Hundred and Twelve Thousand Seven Hundred and Ninety

In Base 21 Unovigesimal Is

11kai21

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

For more familiar numbers: See Two Hundred and Twelve Thousand Seven Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

212787
11kaf21
Two Hundred and Twelve Thousand Seven Hundred and Eighty-Seven in Base 21 Unovigesimal
212788
11kag21
Two Hundred and Twelve Thousand Seven Hundred and Eighty-Eight in Base 21 Unovigesimal
212789
11kah21
Two Hundred and Twelve Thousand Seven Hundred and Eighty-Nine in Base 21 Unovigesimal
212791
11kaj21
Two Hundred and Twelve Thousand Seven Hundred and Ninety-One in Base 21 Unovigesimal
212792
11kak21
Two Hundred and Twelve Thousand Seven Hundred and Ninety-Two in Base 21 Unovigesimal
212793
11kb021
Two Hundred and Twelve Thousand Seven 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.

2.12790e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j41378j3jbai21

The reciprocal of 212790 in Base 21 Unovigesimal.

Palindrome?

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

The number 11kai21 is not a palindrome.

Not A Prime Number

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

Two hundred and twelve thousand seven hundred and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twelve thousand seven hundred and ninety is a composite number with 32 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 two hundred and twelve thousand seven hundred and ninety has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
41
1k21
Forty-One 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 · 3211 · 5211 · 1k211 · 85211 = 11kai21

Base Conversions

The number two hundred and twelve thousand seven hundred and ninety in 35 different bases