The Number

13945

Thirteen Thousand Nine Hundred and Forty-Five

In Base 18 Octodecimal Is

270d18

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

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

Nearby Numbers

Positive, nonzero integers within three units

13942
270a18
Thirteen Thousand Nine Hundred and Forty-Two in Base 18 Octodecimal
13943
270b18
Thirteen Thousand Nine Hundred and Forty-Three in Base 18 Octodecimal
13944
270c18
Thirteen Thousand Nine Hundred and Forty-Four in Base 18 Octodecimal
13946
270e18
Thirteen Thousand Nine Hundred and Forty-Six in Base 18 Octodecimal
13947
270f18
Thirteen Thousand Nine Hundred and Forty-Seven in Base 18 Octodecimal
13948
270g18
Thirteen Thousand Nine Hundred and Forty-Eight in Base 18 Octodecimal

Scientific Notation

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

1.3945e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00079908a5e0dda918

The reciprocal of 13945 in Base 18 Octodecimal.

Palindrome?

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

The number 270d18 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 nine hundred and forty-five 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 nine hundred and forty-five 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 nine hundred and forty-five has the following 2 prime factors:

5
518
Five in Base 18 Octodecimal
2789
8ah18
Two Thousand Seven Hundred and Eighty-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

5181 · 8ah181 = 270d18

Base Conversions

The number thirteen thousand nine hundred and forty-five in 35 different bases