The Number

213221

Two Hundred and Thirteen Thousand Two Hundred and Twenty-One

In Base 31 Untrigesimal Is

74r331

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

213218
74r031
Two Hundred and Thirteen Thousand Two Hundred and Eightteen in Base 31 Untrigesimal
213219
74r131
Two Hundred and Thirteen Thousand Two Hundred and Nineteen in Base 31 Untrigesimal
213220
74r231
Two Hundred and Thirteen Thousand Two Hundred and Twenty in Base 31 Untrigesimal
213222
74r431
Two Hundred and Thirteen Thousand Two Hundred and Twenty-Two in Base 31 Untrigesimal
213223
74r531
Two Hundred and Thirteen Thousand Two Hundred and Twenty-Three in Base 31 Untrigesimal
213224
74r631
Two Hundred and Thirteen Thousand Two Hundred and Twenty-Four in Base 31 Untrigesimal

Scientific Notation

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

2.13221e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004a8ba055c9p31

The reciprocal of 213221 in Base 31 Untrigesimal.

Palindrome?

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

The number 74r331 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 thirteen thousand two hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen 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 thirteen thousand two hundred and twenty-one has the following 2 prime factors:

79
2h31
Seventy-Nine in Base 31 Untrigesimal
2699
2p231
Two Thousand Six Hundred and Ninety-Nine in Base 31 Untrigesimal

Prime Factorization

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

2h311 · 2p2311 = 74r331

Base Conversions

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