The Number

72989

Seventy-Two Thousand Nine Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

7iae21

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

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

Nearby Numbers

Positive, nonzero integers within three units

72986
7iab21
Seventy-Two Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
72987
7iac21
Seventy-Two Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
72988
7iad21
Seventy-Two Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
72990
7iaf21
Seventy-Two Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
72991
7iag21
Seventy-Two Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
72992
7iah21
Seventy-Two Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

7.2989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002dk1397e05j7321

The reciprocal of 72989 in Base 21 Unovigesimal.

Palindrome?

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

The number 7iae21 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand nine hundred and eighty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand nine hundred and eighty-nine 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 seventy-two thousand nine hundred and eighty-nine has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
10427
12db21
Ten Thousand Four Hundred and Twenty-Seven in Base 21 Unovigesimal

Prime Factorization

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

7211 · 12db211 = 7iae21

Base Conversions

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