The Number

199990

One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety

Nearby Numbers

Positive, nonzero integers within three units

199987
One Hundred and Ninety-Nine Thousand Nine Hundred and Eighty-Seven
199988
One Hundred and Ninety-Nine Thousand Nine Hundred and Eighty-Eight
199989
One Hundred and Ninety-Nine Thousand Nine Hundred and Eighty-Nine
199991
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-One
199992
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Two
199993
One Hundred and Ninety-Nine Thousand Nine Hundred and Ninety-Three

Scientific Notation

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

1.99990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000005000250012500625

The reciprocal of 199990.

Palindrome?

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

The number 199990 is not a palindrome.

Not A Prime Number

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

One hundred and ninety-nine thousand nine hundred and ninety 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.

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

2
Two
5
Five
7
Seven
2857
Two Thousand Eight Hundred and Fifty-Seven

Prime Factorization

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

21 · 51 · 71 · 28571 = 199990

Base Conversions

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