The Number

6665

Six Thousand Six Hundred and Sixty-Five

In Base 13 Tridecimal Is

305913

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

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

Nearby Numbers

Positive, nonzero integers within three units

6662
305613
Six Thousand Six Hundred and Sixty-Two in Base 13 Tridecimal
6663
305713
Six Thousand Six Hundred and Sixty-Three in Base 13 Tridecimal
6664
305813
Six Thousand Six Hundred and Sixty-Four in Base 13 Tridecimal
6666
305a13
Six Thousand Six Hundred and Sixty-Six in Base 13 Tridecimal
6667
305b13
Six Thousand Six Hundred and Sixty-Seven in Base 13 Tridecimal
6668
305c13
Six Thousand Six Hundred and Sixty-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.

6.665e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00043928289c06650213

The reciprocal of 6665 in Base 13 Tridecimal.

Palindrome?

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

The number 305913 is not a palindrome.

Not A Prime Number

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

Six thousand six hundred and sixty-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 thousand six hundred and sixty-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 thousand six hundred and sixty-five has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
31
2513
Thirty-One in Base 13 Tridecimal
43
3413
Forty-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 · 25131 · 34131 = 305913

Base Conversions

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