The Number

421988

Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Eight

Nearby Numbers

Positive, nonzero integers within three units

421985
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five
421986
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six
421987
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven
421989
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine
421990
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety
421991
Four Hundred and Twenty-One Thousand Nine Hundred and Ninety-One

Scientific Notation

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

4.21988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000023697356322928612

The reciprocal of 421988.

Palindrome?

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

The number 421988 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 twenty-one thousand nine hundred and eighty-eight is a composite number with 18 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 twenty-one thousand nine hundred and eighty-eight is a composite number with 18 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 twenty-one thousand nine hundred and eighty-eight has the following 3 prime factors:

2
Two
7
Seven
2153
Two Thousand One Hundred and Fifty-Three

Prime Factorization

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

22 · 72 · 21531 = 421988

Base Conversions

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