The Number

13665

Thirteen Thousand Six Hundred and Sixty-Five

In Base 12 Duodecimal Is

7aa912

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

13662
7aa612
Thirteen Thousand Six Hundred and Sixty-Two in Base 12 Duodecimal
13663
7aa712
Thirteen Thousand Six Hundred and Sixty-Three in Base 12 Duodecimal
13664
7aa812
Thirteen Thousand Six Hundred and Sixty-Four in Base 12 Duodecimal
13666
7aaa12
Thirteen Thousand Six Hundred and Sixty-Six in Base 12 Duodecimal
13667
7aab12
Thirteen Thousand Six Hundred and Sixty-Seven in Base 12 Duodecimal
13668
7ab012
Thirteen Thousand Six Hundred and Sixty-Eight in Base 12 Duodecimal

Scientific Notation

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

1.3665e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00016261ab501b183a912

The reciprocal of 13665 in Base 12 Duodecimal.

Palindrome?

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

The number 7aa912 is not a palindrome.

Not A Prime Number

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

Thirteen thousand six hundred and sixty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

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

3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
911
63b12
Nine Hundred and Eleven in Base 12 Duodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3121 · 5121 · 63b121 = 7aa912

Base Conversions

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