The Number

13665

Thirteen Thousand Six Hundred and Sixty-Five

In Base 11 Undecimal Is

a2a311

The numbers with a 11 subscript use Base 11 Undecimal 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
a2a011
Thirteen Thousand Six Hundred and Sixty-Two in Base 11 Undecimal
13663
a2a111
Thirteen Thousand Six Hundred and Sixty-Three in Base 11 Undecimal
13664
a2a211
Thirteen Thousand Six Hundred and Sixty-Four in Base 11 Undecimal
13666
a2a411
Thirteen Thousand Six Hundred and Sixty-Six in Base 11 Undecimal
13667
a2a511
Thirteen Thousand Six Hundred and Sixty-Seven in Base 11 Undecimal
13668
a2a611
Thirteen Thousand Six Hundred and Sixty-Eight in Base 11 Undecimal

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.

0.00010870788a188878111

The reciprocal of 13665 in Base 11 Undecimal.

Palindrome?

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

The number a2a311 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 11 Undecimal

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
311
Three in Base 11 Undecimal
5
511
Five in Base 11 Undecimal
911
75911
Nine Hundred and Eleven in Base 11 Undecimal

Prime Factorization

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

3111 · 5111 · 759111 = a2a311

Base Conversions

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