The Number

221215

Two Hundred and Twenty-One Thousand Two Hundred and Fifteen

In Base 20 Vigesimal Is

17d0f20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

221212
17d0c20
Two Hundred and Twenty-One Thousand Two Hundred and Twelve in Base 20 Vigesimal
221213
17d0d20
Two Hundred and Twenty-One Thousand Two Hundred and Thirteen in Base 20 Vigesimal
221214
17d0e20
Two Hundred and Twenty-One Thousand Two Hundred and Fourteen in Base 20 Vigesimal
221216
17d0g20
Two Hundred and Twenty-One Thousand Two Hundred and Sixteen in Base 20 Vigesimal
221217
17d0h20
Two Hundred and Twenty-One Thousand Two Hundred and Seventeen in Base 20 Vigesimal
221218
17d0i20
Two Hundred and Twenty-One Thousand Two Hundred and Eightteen in Base 20 Vigesimal

Scientific Notation

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

2.21215e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000e964a8b2i5eh20

The reciprocal of 221215 in Base 20 Vigesimal.

Palindrome?

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

The number 17d0f20 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 fifteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand two 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 two hundred and fifteen has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
151
7b20
One Hundred and Fifty-One in Base 20 Vigesimal
293
ed20
Two Hundred and Ninety-Three in Base 20 Vigesimal

Prime Factorization

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

5201 · 7b201 · ed201 = 17d0f20

Base Conversions

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