The Number

200991

Two Hundred Thousand Nine Hundred and Ninety-One

Nearby Numbers

Positive, nonzero integers within three units

200988
Two Hundred Thousand Nine Hundred and Eighty-Eight
200989
Two Hundred Thousand Nine Hundred and Eighty-Nine
200990
Two Hundred Thousand Nine Hundred and Ninety
200992
Two Hundred Thousand Nine Hundred and Ninety-Two
200993
Two Hundred Thousand Nine Hundred and Ninety-Three
200994
Two Hundred Thousand Nine Hundred and Ninety-Four

Scientific Notation

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

2.00991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004975347154847729

The reciprocal of 200991.

Palindrome?

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

The number 200991 is not a palindrome.

Not A Prime Number

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

Two hundred thousand nine hundred and ninety-one 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.

Two hundred thousand nine hundred and ninety-one 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 two hundred thousand nine hundred and ninety-one has the following 4 prime factors:

3
Three
7
Seven
17
Seventeen
563
Five Hundred and Sixty-Three

Prime Factorization

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

31 · 71 · 171 · 5631 = 200991

Base Conversions

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