The Number

221115

Two Hundred and Twenty-One Thousand One Hundred and Fifteen

In Base 21 Unovigesimal Is

12i8621

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 Fifteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221112
12i8321
Two Hundred and Twenty-One Thousand One Hundred and Twelve in Base 21 Unovigesimal
221113
12i8421
Two Hundred and Twenty-One Thousand One Hundred and Thirteen in Base 21 Unovigesimal
221114
12i8521
Two Hundred and Twenty-One Thousand One Hundred and Fourteen in Base 21 Unovigesimal
221116
12i8721
Two Hundred and Twenty-One Thousand One Hundred and Sixteen in Base 21 Unovigesimal
221117
12i8821
Two Hundred and Twenty-One Thousand One Hundred and Seventeen in Base 21 Unovigesimal
221118
12i8921
Two Hundred and Twenty-One Thousand One Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

2.21115e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i9ia32ideiia21

The reciprocal of 221115 in Base 21 Unovigesimal.

Palindrome?

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

The number 12i8621 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 fifteen is a composite number with 8 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 fifteen is a composite number with 8 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 fifteen has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
14741
1c8k21
Fourteen Thousand Seven Hundred and Forty-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

3211 · 5211 · 1c8k211 = 12i8621

Base Conversions

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