The Number

18001

Eightteen Thousand and One

Nearby Numbers

Positive, nonzero integers within three units

17998
Seventeen Thousand Nine Hundred and Ninety-Eight
17999
Seventeen Thousand Nine Hundred and Ninety-Nine
18000
Eightteen Thousand
18002
Eightteen Thousand and Two
18003
Eightteen Thousand and Three
18004
Eightteen Thousand and Four

Scientific Notation

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

1.8001e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00005555246930726071

The reciprocal of 18001.

Palindrome?

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

The number 18001 is not a palindrome.

Not A Prime Number

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

Eightteen thousand and one is a composite number with 4 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 one 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 eightteen thousand and one has the following 2 prime factors:

47
Forty-Seven
383
Three Hundred and Eighty-Three

Prime Factorization

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

471 · 3831 = 18001

Base Conversions

The number eightteen thousand and one in 35 different bases