The Number

640728

Six Hundred and Forty Thousand Seven Hundred and Twenty-Eight

In Base 22 Duovigesimal Is

2g3i022

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

For more familiar numbers: See Six Hundred and Forty Thousand Seven Hundred and Twenty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

640725
2g3hj22
Six Hundred and Forty Thousand Seven Hundred and Twenty-Five in Base 22 Duovigesimal
640726
2g3hk22
Six Hundred and Forty Thousand Seven Hundred and Twenty-Six in Base 22 Duovigesimal
640727
2g3hl22
Six Hundred and Forty Thousand Seven Hundred and Twenty-Seven in Base 22 Duovigesimal
640729
2g3i122
Six Hundred and Forty Thousand Seven Hundred and Twenty-Nine in Base 22 Duovigesimal
640730
2g3i222
Six Hundred and Forty Thousand Seven Hundred and Thirty in Base 22 Duovigesimal
640731
2g3i322
Six Hundred and Forty Thousand Seven Hundred and Thirty-One in Base 22 Duovigesimal

Scientific Notation

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

6.40728e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000080l02ija507fa22

The reciprocal of 640728 in Base 22 Duovigesimal.

Palindrome?

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

The number 2g3i022 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 seven hundred and twenty-eight is a composite number with 48 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand seven hundred and twenty-eight is a composite number with 48 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 seven hundred and twenty-eight has the following 4 prime factors:

2
222
Two in Base 22 Duovigesimal
3
322
Three in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal
809
1eh22
Eight Hundred and Nine in Base 22 Duovigesimal

Prime Factorization

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

2223 · 3222 · b221 · 1eh221 = 2g3i022

Base Conversions

The number six hundred and forty thousand seven hundred and twenty-eight in 35 different bases