The Number

666401

Six Hundred and Sixty-Six Thousand Four Hundred and One

In Base 13 Tridecimal Is

1a442813

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

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

Nearby Numbers

Positive, nonzero integers within three units

666398
1a442513
Six Hundred and Sixty-Six Thousand Three Hundred and Ninety-Eight in Base 13 Tridecimal
666399
1a442613
Six Hundred and Sixty-Six Thousand Three Hundred and Ninety-Nine in Base 13 Tridecimal
666400
1a442713
Six Hundred and Sixty-Six Thousand Four Hundred in Base 13 Tridecimal
666402
1a442913
Six Hundred and Sixty-Six Thousand Four Hundred and Two in Base 13 Tridecimal
666403
1a442a13
Six Hundred and Sixty-Six Thousand Four Hundred and Three in Base 13 Tridecimal
666404
1a442b13
Six Hundred and Sixty-Six Thousand Four Hundred and Four in Base 13 Tridecimal

Scientific Notation

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

6.66401e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000007321123887277113

The reciprocal of 666401 in Base 13 Tridecimal.

Palindrome?

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

The number 1a442813 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-six thousand four hundred and one is a composite number with 4 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-six thousand four hundred and one is a composite number with 4 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-six thousand four hundred and one has the following 2 prime factors:

257
16a13
Two Hundred and Fifty-Seven in Base 13 Tridecimal
2593
124613
Two Thousand Five 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

16a131 · 1246131 = 1a442813

Base Conversions

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