The Number

221156

Two Hundred and Twenty-One Thousand One Hundred and Fifty-Six

In Base 21 Unovigesimal Is

12ia521

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

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

Nearby Numbers

Positive, nonzero integers within three units

221153
12ia221
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Three in Base 21 Unovigesimal
221154
12ia321
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Four in Base 21 Unovigesimal
221155
12ia421
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Five in Base 21 Unovigesimal
221157
12ia621
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Seven in Base 21 Unovigesimal
221158
12ia721
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
221159
12ia821
Two Hundred and Twenty-One Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal

Scientific Notation

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

2.21156e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i9gk93k8cfd621

The reciprocal of 221156 in Base 21 Unovigesimal.

Palindrome?

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

The number 12ia521 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 one hundred and fifty-six 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 one hundred and fifty-six 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 one hundred and fifty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
4253
9db21
Four Thousand Two Hundred and Fifty-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

2212 · d211 · 9db211 = 12ia521

Base Conversions

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