The Number

221215

Two Hundred and Twenty-One Thousand Two Hundred and Fifteen

In Base 12 Duodecimal Is

a802712

The numbers with a 12 subscript use Base 12 Duodecimal 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
a802412
Two Hundred and Twenty-One Thousand Two Hundred and Twelve in Base 12 Duodecimal
221213
a802512
Two Hundred and Twenty-One Thousand Two Hundred and Thirteen in Base 12 Duodecimal
221214
a802612
Two Hundred and Twenty-One Thousand Two Hundred and Fourteen in Base 12 Duodecimal
221216
a802812
Two Hundred and Twenty-One Thousand Two Hundred and Sixteen in Base 12 Duodecimal
221217
a802912
Two Hundred and Twenty-One Thousand Two Hundred and Seventeen in Base 12 Duodecimal
221218
a802a12
Two Hundred and Twenty-One Thousand Two Hundred and Eightteen in Base 12 Duodecimal

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.

0.0000115b88930601350512

The reciprocal of 221215 in Base 12 Duodecimal.

Palindrome?

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

The number a802712 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 12 Duodecimal

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
512
Five in Base 12 Duodecimal
151
10712
One Hundred and Fifty-One in Base 12 Duodecimal
293
20512
Two Hundred and Ninety-Three in Base 12 Duodecimal

Prime Factorization

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

5121 · 107121 · 205121 = a802712

Base Conversions

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