The Number

221231

Two Hundred and Twenty-One Thousand Two Hundred and Thirty-One

In Base 21 Unovigesimal Is

12idh21

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

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

Nearby Numbers

Positive, nonzero integers within three units

221228
12ide21
Two Hundred and Twenty-One Thousand Two Hundred and Twenty-Eight in Base 21 Unovigesimal
221229
12idf21
Two Hundred and Twenty-One Thousand Two Hundred and Twenty-Nine in Base 21 Unovigesimal
221230
12idg21
Two Hundred and Twenty-One Thousand Two Hundred and Thirty in Base 21 Unovigesimal
221232
12idi21
Two Hundred and Twenty-One Thousand Two Hundred and Thirty-Two in Base 21 Unovigesimal
221233
12idj21
Two Hundred and Twenty-One Thousand Two Hundred and Thirty-Three in Base 21 Unovigesimal
221234
12idk21
Two Hundred and Twenty-One Thousand Two Hundred and Thirty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.21231e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i9e49d4df46321

The reciprocal of 221231 in Base 21 Unovigesimal.

Palindrome?

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

The number 12idh21 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 two hundred and thirty-one is a composite number with 4 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 two hundred and thirty-one is a composite number with 4 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 two hundred and thirty-one has the following 2 prime factors:

197
9821
One Hundred and Ninety-Seven in Base 21 Unovigesimal
1123
2ba21
One Thousand One Hundred and Twenty-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

98211 · 2ba211 = 12idh21

Base Conversions

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