The Number

12890

Twelve Thousand Eight Hundred and Ninety

Nearby Numbers

Positive, nonzero integers within three units

12887
Twelve Thousand Eight Hundred and Eighty-Seven
12888
Twelve Thousand Eight Hundred and Eighty-Eight
12889
Twelve Thousand Eight Hundred and Eighty-Nine
12891
Twelve Thousand Eight Hundred and Ninety-One
12892
Twelve Thousand Eight Hundred and Ninety-Two
12893
Twelve Thousand Eight Hundred and Ninety-Three

Scientific Notation

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

1.2890e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00007757951900698215

The reciprocal of 12890.

Palindrome?

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

The number 12890 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 eight hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and ninety is a composite number with 8 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 eight hundred and ninety has the following 3 prime factors:

2
Two
5
Five
1289
One Thousand Two Hundred and Eighty-Nine

Prime Factorization

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

21 · 51 · 12891 = 12890

Base Conversions

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