The Number

644200

Six Hundred and Forty-Four Thousand Two Hundred

In Base 13 Tridecimal Is

1972ab13

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

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

Nearby Numbers

Positive, nonzero integers within three units

644197
1972a813
Six Hundred and Forty-Four Thousand One Hundred and Ninety-Seven in Base 13 Tridecimal
644198
1972a913
Six Hundred and Forty-Four Thousand One Hundred and Ninety-Eight in Base 13 Tridecimal
644199
1972aa13
Six Hundred and Forty-Four Thousand One Hundred and Ninety-Nine in Base 13 Tridecimal
644201
1972ac13
Six Hundred and Forty-Four Thousand Two Hundred and One in Base 13 Tridecimal
644202
1972b013
Six Hundred and Forty-Four Thousand Two Hundred and Two in Base 13 Tridecimal
644203
1972b113
Six Hundred and Forty-Four Thousand Two Hundred and Three in Base 13 Tridecimal

Scientific Notation

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

6.44200e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000765366a20c256a13

The reciprocal of 644200 in Base 13 Tridecimal.

Palindrome?

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

The number 1972ab13 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-four thousand two hundred is a composite number with 24 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-four thousand two hundred is a composite number with 24 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-four thousand two hundred has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
3221
160a13
Three Thousand Two Hundred and Twenty-One in Base 13 Tridecimal

Prime Factorization

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

2133 · 5132 · 160a131 = 1972ab13

Base Conversions

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