The Number

212991

Two Hundred and Twelve Thousand Nine Hundred and Ninety-One

In Base 31 Untrigesimal Is

74jl31

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

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

Nearby Numbers

Positive, nonzero integers within three units

212988
74ji31
Two Hundred and Twelve Thousand Nine Hundred and Eighty-Eight in Base 31 Untrigesimal
212989
74jj31
Two Hundred and Twelve Thousand Nine Hundred and Eighty-Nine in Base 31 Untrigesimal
212990
74jk31
Two Hundred and Twelve Thousand Nine Hundred and Ninety in Base 31 Untrigesimal
212992
74jm31
Two Hundred and Twelve Thousand Nine Hundred and Ninety-Two in Base 31 Untrigesimal
212993
74jn31
Two Hundred and Twelve Thousand Nine Hundred and Ninety-Three in Base 31 Untrigesimal
212994
74jo31
Two Hundred and Twelve Thousand Nine Hundred and Ninety-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.

2.12991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004acqkejt4qi31

The reciprocal of 212991 in Base 31 Untrigesimal.

Palindrome?

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

The number 74jl31 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 twelve thousand nine hundred and ninety-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 twelve thousand nine hundred and ninety-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 twelve thousand nine hundred and ninety-one has the following 2 prime factors:

3
331
Three in Base 31 Untrigesimal
70997
2br731
Seventy Thousand Nine Hundred and Ninety-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

3311 · 2br7311 = 74jl31

Base Conversions

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