The Number

640000

Six Hundred and Forty Thousand

In Base 28 Octovigesimal Is

1149428

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

639997
1149128
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Seven in Base 28 Octovigesimal
639998
1149228
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Eight in Base 28 Octovigesimal
639999
1149328
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Nine in Base 28 Octovigesimal
640001
1149528
Six Hundred and Forty Thousand and One in Base 28 Octovigesimal
640002
1149628
Six Hundred and Forty Thousand and Two in Base 28 Octovigesimal
640003
1149728
Six Hundred and Forty Thousand and Three in Base 28 Octovigesimal

Scientific Notation

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

6.40000e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000qoqjhbqpp1528

The reciprocal of 640000 in Base 28 Octovigesimal.

Palindrome?

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

The number 1149428 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 is a composite number with 55 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand is a composite number with 55 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 has the following 2 prime factors:

2
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal

Prime Factorization

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

22810 · 5284 = 1149428

Base Conversions

The number six hundred and forty thousand in 35 different bases