The Number

81125

Eighty-One Thousand One Hundred and Twenty-Five

Nearby Numbers

Positive, nonzero integers within three units

81122
Eighty-One Thousand One Hundred and Twenty-Two
81123
Eighty-One Thousand One Hundred and Twenty-Three
81124
Eighty-One Thousand One Hundred and Twenty-Four
81126
Eighty-One Thousand One Hundred and Twenty-Six
81127
Eighty-One Thousand One Hundred and Twenty-Seven
81128
Eighty-One Thousand One Hundred and Twenty-Eight

Scientific Notation

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

8.1125e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012326656394453004

The reciprocal of 81125.

Palindrome?

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

The number 81125 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 one hundred and twenty-five 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 one hundred and twenty-five 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 one hundred and twenty-five has the following 3 prime factors:

5
Five
11
Eleven
59
Fifty-Nine

Prime Factorization

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

53 · 111 · 591 = 81125

Base Conversions

The number eighty-one thousand one hundred and twenty-five in 35 different bases