The Number

72031

Seventy-Two Thousand and Thirty-One

In Base 21 Unovigesimal Is

7g7121

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

72028
7g6j21
Seventy-Two Thousand and Twenty-Eight in Base 21 Unovigesimal
72029
7g6k21
Seventy-Two Thousand and Twenty-Nine in Base 21 Unovigesimal
72030
7g7021
Seventy-Two Thousand and Thirty in Base 21 Unovigesimal
72032
7g7221
Seventy-Two Thousand and Thirty-Two in Base 21 Unovigesimal
72033
7g7321
Seventy-Two Thousand and Thirty-Three in Base 21 Unovigesimal
72034
7g7421
Seventy-Two Thousand and Thirty-Four in Base 21 Unovigesimal

Scientific Notation

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

7.2031e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002eee78chjifec21

The reciprocal of 72031 in Base 21 Unovigesimal.

Palindrome?

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

The number 7g7121 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seventy-two thousand and thirty-one is the 7130th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Seventy-Two Thousand and Thirty-One is not a composite number because it has exactly two factors: One and Seventy-Two Thousand and Thirty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number seventy-two thousand and thirty-one has the following 1 prime factor:

72031
7g7121
Seventy-Two Thousand and Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

7g71211 = 7g7121

Base Conversions

The number seventy-two thousand and thirty-one in 35 different bases