The Number

640505

Six Hundred and Forty Thousand Five Hundred and Five

In Base 13 Tridecimal Is

1956c813

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

640502
1956c513
Six Hundred and Forty Thousand Five Hundred and Two in Base 13 Tridecimal
640503
1956c613
Six Hundred and Forty Thousand Five Hundred and Three in Base 13 Tridecimal
640504
1956c713
Six Hundred and Forty Thousand Five Hundred and Four in Base 13 Tridecimal
640506
1956c913
Six Hundred and Forty Thousand Five Hundred and Six in Base 13 Tridecimal
640507
1956ca13
Six Hundred and Forty Thousand Five Hundred and Seven in Base 13 Tridecimal
640508
1956cb13
Six Hundred and Forty Thousand Five Hundred and Eight in Base 13 Tridecimal

Scientific Notation

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

6.40505e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000076c760a289996313

The reciprocal of 640505 in Base 13 Tridecimal.

Palindrome?

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

The number 1956c813 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 five hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Six hundred and forty thousand five hundred and five is a composite number with 8 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 five hundred and five has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
53
4113
Fifty-Three in Base 13 Tridecimal
2417
113c13
Two Thousand Four Hundred and Seventeen in Base 13 Tridecimal

Prime Factorization

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

5131 · 41131 · 113c131 = 1956c813

Base Conversions

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