The Number

213121

Two Hundred and Thirteen Thousand One Hundred and Twenty-One

In Base 31 Untrigesimal Is

74nr31

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

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

Nearby Numbers

Positive, nonzero integers within three units

213118
74no31
Two Hundred and Thirteen Thousand One Hundred and Eightteen in Base 31 Untrigesimal
213119
74np31
Two Hundred and Thirteen Thousand One Hundred and Nineteen in Base 31 Untrigesimal
213120
74nq31
Two Hundred and Thirteen Thousand One Hundred and Twenty in Base 31 Untrigesimal
213122
74ns31
Two Hundred and Thirteen Thousand One Hundred and Twenty-Two in Base 31 Untrigesimal
213123
74nt31
Two Hundred and Thirteen Thousand One Hundred and Twenty-Three in Base 31 Untrigesimal
213124
74nu31
Two Hundred and Thirteen Thousand One 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.

2.13121e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004aa9qrh8dlpk31

The reciprocal of 213121 in Base 31 Untrigesimal.

Palindrome?

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

The number 74nr31 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 one 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 one 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 one hundred and twenty-one has the following 2 prime factors:

29
t31
Twenty-Nine in Base 31 Untrigesimal
7349
7k231
Seven Thousand Three Hundred and Forty-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

t311 · 7k2311 = 74nr31

Base Conversions

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