The Number

643638

Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Eight

In Base 13 Tridecimal Is

196c6813

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

For more familiar numbers: See Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

643635
196c6513
Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Five in Base 13 Tridecimal
643636
196c6613
Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Six in Base 13 Tridecimal
643637
196c6713
Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Seven in Base 13 Tridecimal
643639
196c6913
Six Hundred and Forty-Three Thousand Six Hundred and Thirty-Nine in Base 13 Tridecimal
643640
196c6a13
Six Hundred and Forty-Three Thousand Six Hundred and Forty in Base 13 Tridecimal
643641
196c6b13
Six Hundred and Forty-Three Thousand Six Hundred and Forty-One in Base 13 Tridecimal

Scientific Notation

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

6.43638e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007664b4bb0cb86c413

The reciprocal of 643638 in Base 13 Tridecimal.

Palindrome?

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

The number 196c6813 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-three thousand six hundred and thirty-eight 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-three thousand six hundred and thirty-eight 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-three thousand six hundred and thirty-eight has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
107273
39a9a13
One Hundred and Seven Thousand Two Hundred and Seventy-Three in Base 13 Tridecimal

Prime Factorization

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

2131 · 3131 · 39a9a131 = 196c6813

Base Conversions

The number six hundred and forty-three thousand six hundred and thirty-eight in 35 different bases