The Number

401998

Four Hundred and One Thousand Nine Hundred and Ninety-Eight

Nearby Numbers

Positive, nonzero integers within three units

401995
Four Hundred and One Thousand Nine Hundred and Ninety-Five
401996
Four Hundred and One Thousand Nine Hundred and Ninety-Six
401997
Four Hundred and One Thousand Nine Hundred and Ninety-Seven
401999
Four Hundred and One Thousand Nine Hundred and Ninety-Nine
402000
Four Hundred and Two Thousand
402001
Four Hundred and Two Thousand and One

Scientific Notation

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

4.01998e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000024875745650475872

The reciprocal of 401998.

Palindrome?

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

The number 401998 is not a palindrome.

Not A Prime Number

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

Four hundred and one thousand nine hundred and ninety-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Four hundred and one thousand nine hundred and ninety-eight is a composite number with 12 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 four hundred and one thousand nine hundred and ninety-eight has the following 3 prime factors:

2
Two
29
Twenty-Nine
239
Two Hundred and Thirty-Nine

Prime Factorization

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

21 · 292 · 2391 = 401998

Base Conversions

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