The Number

81982

Eighty-One Thousand Nine Hundred and Eighty-Two

Nearby Numbers

Positive, nonzero integers within three units

81979
Eighty-One Thousand Nine Hundred and Seventy-Nine
81980
Eighty-One Thousand Nine Hundred and Eighty
81981
Eighty-One Thousand Nine Hundred and Eighty-One
81983
Eighty-One Thousand Nine Hundred and Eighty-Three
81984
Eighty-One Thousand Nine Hundred and Eighty-Four
81985
Eighty-One Thousand Nine Hundred and Eighty-Five

Scientific Notation

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

8.1982e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001219779951696714

The reciprocal of 81982.

Palindrome?

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

The number 81982 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 nine hundred and eighty-two 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 nine hundred and eighty-two 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 nine hundred and eighty-two has the following 3 prime factors:

2
Two
179
One Hundred and Seventy-Nine
229
Two Hundred and Twenty-Nine

Prime Factorization

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

21 · 1791 · 2291 = 81982

Base Conversions

The number eighty-one thousand nine hundred and eighty-two in 35 different bases