The Number

668864

Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Four

In Base 13 Tridecimal Is

1a55a113

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

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

Nearby Numbers

Positive, nonzero integers within three units

668861
1a559b13
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-One in Base 13 Tridecimal
668862
1a559c13
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Two in Base 13 Tridecimal
668863
1a55a013
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Three in Base 13 Tridecimal
668865
1a55a213
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Five in Base 13 Tridecimal
668866
1a55a313
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Six in Base 13 Tridecimal
668867
1a55a413
Six Hundred and Sixty-Eight Thousand Eight Hundred and Sixty-Seven in Base 13 Tridecimal

Scientific Notation

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

6.68864e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000072a76534819a9213

The reciprocal of 668864 in Base 13 Tridecimal.

Palindrome?

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

The number 1a55a113 is a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six hundred and sixty-eight thousand eight hundred and sixty-four is a composite number with 28 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 sixty-eight thousand eight hundred and sixty-four is a composite number with 28 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 sixty-eight thousand eight hundred and sixty-four has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
1493
8ab13
One Thousand Four Hundred and Ninety-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

2136 · 7131 · 8ab131 = 1a55a113

Base Conversions

The number six hundred and sixty-eight thousand eight hundred and sixty-four in 35 different bases