The Number

18081

Eightteen Thousand and Eighty-One

Nearby Numbers

Positive, nonzero integers within three units

18078
Eightteen Thousand and Seventy-Eight
18079
Eightteen Thousand and Seventy-Nine
18080
Eightteen Thousand and Eighty
18082
Eightteen Thousand and Eighty-Two
18083
Eightteen Thousand and Eighty-Three
18084
Eightteen Thousand and Eighty-Four

Scientific Notation

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

1.8081e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00005530667551573475

The reciprocal of 18081.

Palindrome?

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

The number 18081 is a palindrome.

Not A Prime Number

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

Eightteen thousand and eighty-one is a composite number with 18 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Eightteen thousand and eighty-one is a composite number with 18 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 eightteen thousand and eighty-one has the following 3 prime factors:

3
Three
7
Seven
41
Forty-One

Prime Factorization

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

32 · 72 · 411 = 18081

Base Conversions

The number eightteen thousand and eighty-one in 35 different bases