The Number

81011

Eighty-One Thousand and Eleven

Nearby Numbers

Positive, nonzero integers within three units

81008
Eighty-One Thousand and Eight
81009
Eighty-One Thousand and Nine
81010
Eighty-One Thousand and Ten
81012
Eighty-One Thousand and Twelve
81013
Eighty-One Thousand and Thirteen
81014
Eighty-One Thousand and Fourteen

Scientific Notation

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

8.1011e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012344002666304576

The reciprocal of 81011.

Palindrome?

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

The number 81011 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 eleven is a composite number with 8 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 eleven is a composite number with 8 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 eleven has the following 3 prime factors:

7
Seven
71
Seventy-One
163
One Hundred and Sixty-Three

Prime Factorization

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

71 · 711 · 1631 = 81011

Base Conversions

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