The Number

81372

Eighty-One Thousand Three Hundred and Seventy-Two

Nearby Numbers

Positive, nonzero integers within three units

81369
Eighty-One Thousand Three Hundred and Sixty-Nine
81370
Eighty-One Thousand Three Hundred and Seventy
81371
Eighty-One Thousand Three Hundred and Seventy-One
81373
Eighty-One Thousand Three Hundred and Seventy-Three
81374
Eighty-One Thousand Three Hundred and Seventy-Four
81375
Eighty-One Thousand Three Hundred and Seventy-Five

Scientific Notation

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

8.1372e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001228923954185715

The reciprocal of 81372.

Palindrome?

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

The number 81372 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 seventy-two is a composite number with 12 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 seventy-two is a composite number with 12 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 seventy-two has the following 3 prime factors:

2
Two
3
Three
6781
Six Thousand Seven Hundred and Eighty-One

Prime Factorization

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

22 · 31 · 67811 = 81372

Base Conversions

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