The Number

221161

Two Hundred and Twenty-One Thousand One Hundred and Sixty-One

In Base 21 Unovigesimal Is

12iaa21

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 Sixty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

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
221160
12ia921
Two Hundred and Twenty-One Thousand One Hundred and Sixty in Base 21 Unovigesimal
221162
12iab21
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Two in Base 21 Unovigesimal
221163
12iac21
Two Hundred and Twenty-One Thousand One Hundred and Sixty-Three in Base 21 Unovigesimal
221164
12iad21
Two Hundred and Twenty-One Thousand One Hundred and Sixty-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.

2.21161e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i9ggbkhh8h0i21

The reciprocal of 221161 in Base 21 Unovigesimal.

Palindrome?

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

The number 12iaa21 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 sixty-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 one hundred and sixty-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 one hundred and sixty-one has the following 2 prime factors:

109
5421
One Hundred and Nine in Base 21 Unovigesimal
2029
4cd21
Two Thousand and Twenty-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

54211 · 4cd211 = 12iaa21

Base Conversions

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