The Number

3998

Three Thousand Nine Hundred and Ninety-Eight

Nearby Numbers

Positive, nonzero integers within three units

3995
Three Thousand Nine Hundred and Ninety-Five
3996
Three Thousand Nine Hundred and Ninety-Six
3997
Three Thousand Nine Hundred and Ninety-Seven
3999
Three Thousand Nine Hundred and Ninety-Nine
4000
Four Thousand
4001
Four Thousand and One

Scientific Notation

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

3.998e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0002501250625312656

The reciprocal of 3998.

Palindrome?

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

The number 3998 is not a palindrome.

Not A Prime Number

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

Three thousand nine hundred and ninety-eight 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.

Three thousand nine hundred and ninety-eight 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 three thousand nine hundred and ninety-eight has the following 2 prime factors:

2
Two
1999
One Thousand Nine Hundred and Ninety-Nine

Prime Factorization

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

21 · 19991 = 3998

Base Conversions

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