The Number

213980

Two Hundred and Thirteen Thousand Nine Hundred and Eighty

In Base 31 Untrigesimal Is

75ki31

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

For more familiar numbers: See Two Hundred and Thirteen Thousand Nine Hundred and Eighty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213977
75kf31
Two Hundred and Thirteen Thousand Nine Hundred and Seventy-Seven in Base 31 Untrigesimal
213978
75kg31
Two Hundred and Thirteen Thousand Nine Hundred and Seventy-Eight in Base 31 Untrigesimal
213979
75kh31
Two Hundred and Thirteen Thousand Nine Hundred and Seventy-Nine in Base 31 Untrigesimal
213981
75kj31
Two Hundred and Thirteen Thousand Nine Hundred and Eighty-One in Base 31 Untrigesimal
213982
75kk31
Two Hundred and Thirteen Thousand Nine Hundred and Eighty-Two in Base 31 Untrigesimal
213983
75kl31
Two Hundred and Thirteen Thousand Nine Hundred and Eighty-Three in Base 31 Untrigesimal

Scientific Notation

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

2.13980e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00049oijk16fk931

The reciprocal of 213980 in Base 31 Untrigesimal.

Palindrome?

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

The number 75ki31 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 nine hundred and eighty is a composite number with 24 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 nine hundred and eighty is a composite number with 24 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 nine hundred and eighty has the following 4 prime factors:

2
231
Two in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
13
d31
Thirteen in Base 31 Untrigesimal
823
qh31
Eight Hundred and Twenty-Three 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 · 5311 · d311 · qh311 = 75ki31

Base Conversions

The number two hundred and thirteen thousand nine hundred and eighty in 35 different bases