The Number

12191

Twelve Thousand One Hundred and Ninety-One

Nearby Numbers

Positive, nonzero integers within three units

12188
Twelve Thousand One Hundred and Eighty-Eight
12189
Twelve Thousand One Hundred and Eighty-Nine
12190
Twelve Thousand One Hundred and Ninety
12192
Twelve Thousand One Hundred and Ninety-Two
12193
Twelve Thousand One Hundred and Ninety-Three
12194
Twelve Thousand One Hundred and Ninety-Four

Scientific Notation

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

1.2191e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00008202772537117546

The reciprocal of 12191.

Palindrome?

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

The number 12191 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 one hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand one hundred and ninety-one is a composite number with 4 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 one hundred and ninety-one has the following 2 prime factors:

73
Seventy-Three
167
One Hundred and Sixty-Seven

Prime Factorization

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

731 · 1671 = 12191

Base Conversions

The number twelve thousand one hundred and ninety-one in 35 different bases