The Number

12390

Twelve Thousand Three Hundred and Ninety

Nearby Numbers

Positive, nonzero integers within three units

12387
Twelve Thousand Three Hundred and Eighty-Seven
12388
Twelve Thousand Three Hundred and Eighty-Eight
12389
Twelve Thousand Three Hundred and Eighty-Nine
12391
Twelve Thousand Three Hundred and Ninety-One
12392
Twelve Thousand Three Hundred and Ninety-Two
12393
Twelve Thousand Three Hundred and Ninety-Three

Scientific Notation

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

1.2390e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00008071025020177563

The reciprocal of 12390.

Palindrome?

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

The number 12390 is not a palindrome.

Not A Prime Number

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

Twelve thousand three hundred and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand three hundred and ninety is a composite number with 32 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 twelve thousand three hundred and ninety has the following 5 prime factors:

2
Two
3
Three
5
Five
7
Seven
59
Fifty-Nine

Prime Factorization

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

21 · 31 · 51 · 71 · 591 = 12390

Base Conversions

The number twelve thousand three hundred and ninety in 35 different bases