The Number

13665

Thirteen Thousand Six Hundred and Sixty-Five

In Base 9 Nonary Is

206639

The numbers with a 9 subscript use Base 9 Nonary 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
206609
Thirteen Thousand Six Hundred and Sixty-Two in Base 9 Nonary
13663
206619
Thirteen Thousand Six Hundred and Sixty-Three in Base 9 Nonary
13664
206629
Thirteen Thousand Six Hundred and Sixty-Four in Base 9 Nonary
13666
206649
Thirteen Thousand Six Hundred and Sixty-Six in Base 9 Nonary
13667
206659
Thirteen Thousand Six Hundred and Sixty-Seven in Base 9 Nonary
13668
206669
Thirteen Thousand Six Hundred and Sixty-Eight in Base 9 Nonary

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.

0.0000428012613045255349

The reciprocal of 13665 in Base 9 Nonary.

Palindrome?

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

The number 206639 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 9 Nonary

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
39
Three in Base 9 Nonary
5
59
Five in Base 9 Nonary
911
12229
Nine Hundred and Eleven in Base 9 Nonary

Prime Factorization

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

391 · 591 · 122291 = 206639

Base Conversions

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