The Number

81097

Eighty-One Thousand and Ninety-Seven

Nearby Numbers

Positive, nonzero integers within three units

81094
Eighty-One Thousand and Ninety-Four
81095
Eighty-One Thousand and Ninety-Five
81096
Eighty-One Thousand and Ninety-Six
81098
Eighty-One Thousand and Ninety-Eight
81099
Eighty-One Thousand and Ninety-Nine
81100
Eighty-One Thousand One Hundred

Scientific Notation

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

8.1097e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012330912364205828

The reciprocal of 81097.

Palindrome?

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

The number 81097 is not a palindrome.

A Prime Number

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

Eighty-one thousand and ninety-seven is the 7939th prime number.   See primes in Base 10 Decimal

Not A Composite

Composites have more than just these two factors.

Eighty-One Thousand and Ninety-Seven is not a composite number because it has exactly two factors: One and Eighty-One Thousand and Ninety-Seven

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 ninety-seven has the following 1 prime factor:

81097
Eighty-One Thousand and Ninety-Seven

Prime Factorization

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

810971 = 81097

Base Conversions

The number eighty-one thousand and ninety-seven in 35 different bases