The Number

13643

Thirteen Thousand Six Hundred and Forty-Three

In Base 18 Octodecimal Is

261h18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

13640
261e18
Thirteen Thousand Six Hundred and Forty in Base 18 Octodecimal
13641
261f18
Thirteen Thousand Six Hundred and Forty-One in Base 18 Octodecimal
13642
261g18
Thirteen Thousand Six Hundred and Forty-Two in Base 18 Octodecimal
13644
262018
Thirteen Thousand Six Hundred and Forty-Four in Base 18 Octodecimal
13645
262118
Thirteen Thousand Six Hundred and Forty-Five in Base 18 Octodecimal
13646
262218
Thirteen Thousand Six Hundred and Forty-Six in Base 18 Octodecimal

Scientific Notation

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

1.3643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007c905634cce4d18

The reciprocal of 13643 in Base 18 Octodecimal.

Palindrome?

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

The number 261h18 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 forty-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirteen thousand six hundred and forty-three 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 thirteen thousand six hundred and forty-three has the following 2 prime factors:

7
718
Seven in Base 18 Octodecimal
1949
60518
One Thousand Nine Hundred and Forty-Nine in Base 18 Octodecimal

Prime Factorization

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

7181 · 605181 = 261h18

Base Conversions

The number thirteen thousand six hundred and forty-three in 35 different bases