The Number

423

Four Hundred and Twenty-Three

Nearby Numbers

Positive, nonzero integers within three units

420
Four Hundred and Twenty
421
Four Hundred and Twenty-One
422
Four Hundred and Twenty-Two
424
Four Hundred and Twenty-Four
425
Four Hundred and Twenty-Five
426
Four Hundred and Twenty-Six

Scientific Notation

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

4.23e2

Reciprocal

A number multiplied with its reciprocal is one.

0.002364066193853428

The reciprocal of 423.

Palindrome?

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

The number 423 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-three is a composite number with 6 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-three is a composite number with 6 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-three has the following 2 prime factors:

3
Three
47
Forty-Seven

Prime Factorization

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

32 · 471 = 423

Base Conversions

The number four hundred and twenty-three in 35 different bases