The Number

72990

Seventy-Two Thousand Nine Hundred and Ninety

In Base 20 Vigesimal Is

929a20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

72987
929720
Seventy-Two Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
72988
929820
Seventy-Two Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal
72989
929920
Seventy-Two Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
72991
929b20
Seventy-Two Thousand Nine Hundred and Ninety-One in Base 20 Vigesimal
72992
929c20
Seventy-Two Thousand Nine Hundred and Ninety-Two in Base 20 Vigesimal
72993
929d20
Seventy-Two Thousand Nine Hundred and Ninety-Three in Base 20 Vigesimal

Scientific Notation

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

7.2990e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00023ggcjagj49g920

The reciprocal of 72990 in Base 20 Vigesimal.

Palindrome?

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

The number 929a20 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 ninety is a composite number with 24 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand nine hundred and ninety 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 seventy-two thousand nine hundred and ninety has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
811
20b20
Eight Hundred and Eleven in Base 20 Vigesimal

Prime Factorization

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

2201 · 3202 · 5201 · 20b201 = 929a20

Base Conversions

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