The Number

81008

Eighty-One Thousand and Eight

Nearby Numbers

Positive, nonzero integers within three units

81005
Eighty-One Thousand and Five
81006
Eighty-One Thousand and Six
81007
Eighty-One Thousand and Seven
81009
Eighty-One Thousand and Nine
81010
Eighty-One Thousand and Ten
81011
Eighty-One Thousand and Eleven

Scientific Notation

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

8.1008e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012344459806438871

The reciprocal of 81008.

Palindrome?

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

The number 81008 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand and eight is a composite number with 20 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and eight is a composite number with 20 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 eighty-one thousand and eight has the following 3 prime factors:

2
Two
61
Sixty-One
83
Eighty-Three

Prime Factorization

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

24 · 611 · 831 = 81008

Base Conversions

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