The Number

221212

Two Hundred and Twenty-One Thousand Two Hundred and Twelve

In Base 31 Untrigesimal Is

7d5r31

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

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

Nearby Numbers

Positive, nonzero integers within three units

221209
7d5o31
Two Hundred and Twenty-One Thousand Two Hundred and Nine in Base 31 Untrigesimal
221210
7d5p31
Two Hundred and Twenty-One Thousand Two Hundred and Ten in Base 31 Untrigesimal
221211
7d5q31
Two Hundred and Twenty-One Thousand Two Hundred and Eleven in Base 31 Untrigesimal
221213
7d5s31
Two Hundred and Twenty-One Thousand Two Hundred and Thirteen in Base 31 Untrigesimal
221214
7d5t31
Two Hundred and Twenty-One Thousand Two Hundred and Fourteen in Base 31 Untrigesimal
221215
7d5u31
Two Hundred and Twenty-One Thousand Two Hundred and Fifteen in Base 31 Untrigesimal

Scientific Notation

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

2.21212e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00045d04t3nuq5i31

The reciprocal of 221212 in Base 31 Untrigesimal.

Palindrome?

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

The number 7d5r31 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 twelve is a composite number with 12 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 twenty-one thousand two hundred and twelve is a composite number with 12 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 twelve has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
29
t31
Twenty-Nine in Base 31 Untrigesimal
1907
1ug31
One Thousand Nine Hundred and Seven in Base 31 Untrigesimal

Prime Factorization

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

2312 · t311 · 1ug311 = 7d5r31

Base Conversions

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