The Number

640401

Six Hundred and Forty Thousand Four Hundred and One

In Base 12 Duodecimal Is

26a72912

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

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

Nearby Numbers

Positive, nonzero integers within three units

640398
26a72612
Six Hundred and Forty Thousand Three Hundred and Ninety-Eight in Base 12 Duodecimal
640399
26a72712
Six Hundred and Forty Thousand Three Hundred and Ninety-Nine in Base 12 Duodecimal
640400
26a72812
Six Hundred and Forty Thousand Four Hundred in Base 12 Duodecimal
640402
26a72a12
Six Hundred and Forty Thousand Four Hundred and Two in Base 12 Duodecimal
640403
26a72b12
Six Hundred and Forty Thousand Four Hundred and Three in Base 12 Duodecimal
640404
26a73012
Six Hundred and Forty Thousand Four Hundred and Four in Base 12 Duodecimal

Scientific Notation

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

6.40401e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000047b5137628a185512

The reciprocal of 640401 in Base 12 Duodecimal.

Palindrome?

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

The number 26a72912 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 four hundred and one is a composite number with 4 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 four hundred and one is a composite number with 4 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 four hundred and one has the following 2 prime factors:

3
312
Three in Base 12 Duodecimal
213467
a364b12
Two Hundred and Thirteen Thousand Four Hundred and Sixty-Seven in Base 12 Duodecimal

Prime Factorization

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

3121 · a364b121 = 26a72912

Base Conversions

The number six hundred and forty thousand four hundred and one in 35 different bases