The Number

221895

Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Five

In Base 21 Unovigesimal Is

12k3921

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

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

Nearby Numbers

Positive, nonzero integers within three units

221892
12k3621
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Two in Base 21 Unovigesimal
221893
12k3721
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Three in Base 21 Unovigesimal
221894
12k3821
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Four in Base 21 Unovigesimal
221896
12k3a21
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Six in Base 21 Unovigesimal
221897
12k3b21
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Seven in Base 21 Unovigesimal
221898
12k3c21
Two Hundred and Twenty-One Thousand Eight Hundred and Ninety-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.21895e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i8ahi19a16d21

The reciprocal of 221895 in Base 21 Unovigesimal.

Palindrome?

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

The number 12k3921 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 twenty-one thousand eight hundred and ninety-five is a composite number with 12 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 twenty-one thousand eight hundred and ninety-five is a composite number with 12 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 twenty-one thousand eight hundred and ninety-five has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
4931
b3h21
Four Thousand Nine Hundred and Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

3212 · 5211 · b3h211 = 12k3921

Base Conversions

The number two hundred and twenty-one thousand eight hundred and ninety-five in 35 different bases