The Number

640080

Six Hundred and Forty Thousand and Eighty

In Base 20 Vigesimal Is

4004020

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

For more familiar numbers: See Six Hundred and Forty Thousand and Eighty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

640077
4003h20
Six Hundred and Forty Thousand and Seventy-Seven in Base 20 Vigesimal
640078
4003i20
Six Hundred and Forty Thousand and Seventy-Eight in Base 20 Vigesimal
640079
4003j20
Six Hundred and Forty Thousand and Seventy-Nine in Base 20 Vigesimal
640081
4004120
Six Hundred and Forty Thousand and Eighty-One in Base 20 Vigesimal
640082
4004220
Six Hundred and Forty Thousand and Eighty-Two in Base 20 Vigesimal
640083
4004320
Six Hundred and Forty Thousand and Eighty-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.

6.40080e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004jjf004jjf00620

The reciprocal of 640080 in Base 20 Vigesimal.

Palindrome?

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

The number 4004020 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 eighty is a composite number with 120 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 eighty is a composite number with 120 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 eighty has the following 5 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
127
6720
One Hundred and Twenty-Seven in Base 20 Vigesimal

Prime Factorization

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

2204 · 3202 · 5201 · 7201 · 67201 = 4004020

Base Conversions

The number six hundred and forty thousand and eighty in 35 different bases