The Number

221970

Two Hundred and Twenty-One Thousand Nine Hundred and Seventy

In Base 31 Untrigesimal Is

7dua31

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

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

Nearby Numbers

Positive, nonzero integers within three units

221967
7du731
Two Hundred and Twenty-One Thousand Nine Hundred and Sixty-Seven in Base 31 Untrigesimal
221968
7du831
Two Hundred and Twenty-One Thousand Nine Hundred and Sixty-Eight in Base 31 Untrigesimal
221969
7du931
Two Hundred and Twenty-One Thousand Nine Hundred and Sixty-Nine in Base 31 Untrigesimal
221971
7dub31
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-One in Base 31 Untrigesimal
221972
7duc31
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-Two in Base 31 Untrigesimal
221973
7dud31
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-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.

2.21970e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00044u9dngl62ej31

The reciprocal of 221970 in Base 31 Untrigesimal.

Palindrome?

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

The number 7dua31 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 nine hundred and seventy is a composite number with 48 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 nine hundred and seventy is a composite number with 48 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 nine hundred and seventy has the following 5 prime factors:

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
151
4r31
One Hundred and Fifty-One in Base 31 Untrigesimal

Prime Factorization

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

2311 · 3311 · 5311 · 7312 · 4r311 = 7dua31

Base Conversions

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