The Number

642045

Six Hundred and Forty-Two Thousand and Forty-Five

In Base 13 Tridecimal Is

19631113

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

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

Nearby Numbers

Positive, nonzero integers within three units

642042
19630b13
Six Hundred and Forty-Two Thousand and Forty-Two in Base 13 Tridecimal
642043
19630c13
Six Hundred and Forty-Two Thousand and Forty-Three in Base 13 Tridecimal
642044
19631013
Six Hundred and Forty-Two Thousand and Forty-Four in Base 13 Tridecimal
642046
19631213
Six Hundred and Forty-Two Thousand and Forty-Six in Base 13 Tridecimal
642047
19631313
Six Hundred and Forty-Two Thousand and Forty-Seven in Base 13 Tridecimal
642048
19631413
Six Hundred and Forty-Two Thousand and Forty-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.

6.42045e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000076969a5935c00b513

The reciprocal of 642045 in Base 13 Tridecimal.

Palindrome?

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

The number 19631113 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-two thousand and forty-five is a composite number with 16 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-two thousand and forty-five is a composite number with 16 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-two thousand and forty-five has the following 4 prime factors:

3
313
Three in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
23
1a13
Twenty-Three in Base 13 Tridecimal
1861
b0213
One Thousand Eight Hundred and Sixty-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

3131 · 5131 · 1a131 · b02131 = 19631113

Base Conversions

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