The Number

201221

Two Hundred and One Thousand Two Hundred and Twenty-One

In Base 21 Unovigesimal Is

10f5k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

201218
10f5h21
Two Hundred and One Thousand Two Hundred and Eightteen in Base 21 Unovigesimal
201219
10f5i21
Two Hundred and One Thousand Two Hundred and Nineteen in Base 21 Unovigesimal
201220
10f5j21
Two Hundred and One Thousand Two Hundred and Twenty in Base 21 Unovigesimal
201222
10f6021
Two Hundred and One Thousand Two Hundred and Twenty-Two in Base 21 Unovigesimal
201223
10f6121
Two Hundred and One Thousand Two Hundred and Twenty-Three in Base 21 Unovigesimal
201224
10f6221
Two Hundred and One Thousand Two Hundred and Twenty-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.

2.01221e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000k64gfk0j7hik21

The reciprocal of 201221 in Base 21 Unovigesimal.

Palindrome?

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

The number 10f5k21 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 one thousand two hundred and twenty-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 one thousand two hundred and twenty-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 one thousand two hundred and twenty-one has the following 2 prime factors:

31
1a21
Thirty-One in Base 21 Unovigesimal
6491
ef221
Six Thousand Four Hundred and Ninety-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

1a211 · ef2211 = 10f5k21

Base Conversions

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