The Number

640000

Six Hundred and Forty Thousand

In Base 12 Duodecimal Is

26a45412

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

639997
26a45112
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Seven in Base 12 Duodecimal
639998
26a45212
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Eight in Base 12 Duodecimal
639999
26a45312
Six Hundred and Thirty-Nine Thousand Nine Hundred and Ninety-Nine in Base 12 Duodecimal
640001
26a45512
Six Hundred and Forty Thousand and One in Base 12 Duodecimal
640002
26a45612
Six Hundred and Forty Thousand and Two in Base 12 Duodecimal
640003
26a45712
Six Hundred and Forty Thousand and Three in Base 12 Duodecimal

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.

0.0000047ba1a6b4a35b2312

The reciprocal of 640000 in Base 12 Duodecimal.

Palindrome?

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

The number 26a45412 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 12 Duodecimal

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
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal

Prime Factorization

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

21210 · 5124 = 26a45412

Base Conversions

The number six hundred and forty thousand in 35 different bases