The Number

81330

Eighty-One Thousand Three Hundred and Thirty

Nearby Numbers

Positive, nonzero integers within three units

81327
Eighty-One Thousand Three Hundred and Twenty-Seven
81328
Eighty-One Thousand Three Hundred and Twenty-Eight
81329
Eighty-One Thousand Three Hundred and Twenty-Nine
81331
Eighty-One Thousand Three Hundred and Thirty-One
81332
Eighty-One Thousand Three Hundred and Thirty-Two
81333
Eighty-One Thousand Three Hundred and Thirty-Three

Scientific Notation

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

8.1330e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012295585884667404

The reciprocal of 81330.

Palindrome?

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

The number 81330 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 three hundred and thirty is a composite number with 16 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 three hundred and thirty is a composite number with 16 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 three hundred and thirty has the following 4 prime factors:

2
Two
3
Three
5
Five
2711
Two Thousand Seven Hundred and Eleven

Prime Factorization

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

21 · 31 · 51 · 27111 = 81330

Base Conversions

The number eighty-one thousand three hundred and thirty in 35 different bases