The Number

668542

Six Hundred and Sixty-Eight Thousand Five Hundred and Forty-Two

In Base 13 Tridecimal Is

1a53b413

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

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

Nearby Numbers

Positive, nonzero integers within three units

668539
1a53b113
Six Hundred and Sixty-Eight Thousand Five Hundred and Thirty-Nine in Base 13 Tridecimal
668540
1a53b213
Six Hundred and Sixty-Eight Thousand Five Hundred and Forty in Base 13 Tridecimal
668541
1a53b313
Six Hundred and Sixty-Eight Thousand Five Hundred and Forty-One in Base 13 Tridecimal
668543
1a53b513
Six Hundred and Sixty-Eight Thousand Five Hundred and Forty-Three in Base 13 Tridecimal
668544
1a53b613
Six Hundred and Sixty-Eight Thousand Five Hundred and Forty-Four in Base 13 Tridecimal
668545
1a53b713
Six Hundred and Sixty-Eight Thousand Five Hundred and Forty-Five in Base 13 Tridecimal

Scientific Notation

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

6.68542e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000072b218a233b915313

The reciprocal of 668542 in Base 13 Tridecimal.

Palindrome?

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

The number 1a53b413 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 sixty-eight thousand five hundred and forty-two 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 sixty-eight thousand five hundred and forty-two 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 sixty-eight thousand five hundred and forty-two has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
17
1413
Seventeen in Base 13 Tridecimal
53
4113
Fifty-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 · 7131 · 14131 · 41132 = 1a53b413

Base Conversions

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