The Number

640072

Six Hundred and Forty Thousand and Seventy-Two

In Base 20 Vigesimal Is

4003c20

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

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

Nearby Numbers

Positive, nonzero integers within three units

640069
4003920
Six Hundred and Forty Thousand and Sixty-Nine in Base 20 Vigesimal
640070
4003a20
Six Hundred and Forty Thousand and Seventy in Base 20 Vigesimal
640071
4003b20
Six Hundred and Forty Thousand and Seventy-One in Base 20 Vigesimal
640073
4003d20
Six Hundred and Forty Thousand and Seventy-Three in Base 20 Vigesimal
640074
4003e20
Six Hundred and Forty Thousand and Seventy-Four in Base 20 Vigesimal
640075
4003f20
Six Hundred and Forty Thousand and Seventy-Five in Base 20 Vigesimal

Scientific Notation

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

6.40072e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jjfa040jg72320

The reciprocal of 640072 in Base 20 Vigesimal.

Palindrome?

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

The number 4003c20 is not a palindrome.

Not A Prime Number

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

Six hundred and forty thousand and seventy-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand and seventy-two is a composite number with 16 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 six hundred and forty thousand and seventy-two has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
19
j20
Nineteen in Base 20 Vigesimal
4211
aab20
Four Thousand Two 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

2203 · j201 · aab201 = 4003c20

Base Conversions

The number six hundred and forty thousand and seventy-two in 35 different bases