The Number

81384

Eighty-One Thousand Three Hundred and Eighty-Four

Nearby Numbers

Positive, nonzero integers within three units

81381
Eighty-One Thousand Three Hundred and Eighty-One
81382
Eighty-One Thousand Three Hundred and Eighty-Two
81383
Eighty-One Thousand Three Hundred and Eighty-Three
81385
Eighty-One Thousand Three Hundred and Eighty-Five
81386
Eighty-One Thousand Three Hundred and Eighty-Six
81387
Eighty-One Thousand Three Hundred and Eighty-Seven

Scientific Notation

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

8.1384e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000012287427504177725

The reciprocal of 81384.

Palindrome?

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

The number 81384 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 eighty-four 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 eighty-four 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 eighty-four has the following 3 prime factors:

2
Two
3
Three
3391
Three Thousand Three Hundred and Ninety-One

Prime Factorization

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

23 · 31 · 33911 = 81384

Base Conversions

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