The Number

649445

Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Five

In Base 13 Tridecimal Is

1997b413

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

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

Nearby Numbers

Positive, nonzero integers within three units

649442
1997b113
Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Two in Base 13 Tridecimal
649443
1997b213
Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Three in Base 13 Tridecimal
649444
1997b313
Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Four in Base 13 Tridecimal
649446
1997b513
Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Six in Base 13 Tridecimal
649447
1997b613
Six Hundred and Forty-Nine Thousand Four Hundred and Forty-Seven in Base 13 Tridecimal
649448
1997b713
Six Hundred and Forty-Nine Thousand Four Hundred 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.

6.49445e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007580730809b117713

The reciprocal of 649445 in Base 13 Tridecimal.

Palindrome?

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

The number 1997b413 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-nine thousand four hundred and forty-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-nine thousand four hundred and forty-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-nine thousand four hundred and forty-five has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
193
11b13
One Hundred and Ninety-Three in Base 13 Tridecimal
673
3ca13
Six 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

5131 · 11b131 · 3ca131 = 1997b413

Base Conversions

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