The Number

423

Four Hundred and Twenty-Three

In Base 18 Octodecimal Is

15918

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Four Hundred and Twenty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

420
15618
Four Hundred and Twenty in Base 18 Octodecimal
421
15718
Four Hundred and Twenty-One in Base 18 Octodecimal
422
15818
Four Hundred and Twenty-Two in Base 18 Octodecimal
424
15a18
Four Hundred and Twenty-Four in Base 18 Octodecimal
425
15b18
Four Hundred and Twenty-Five in Base 18 Octodecimal
426
15c18
Four Hundred and Twenty-Six in Base 18 Octodecimal

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.

0.00de312c4ad06g18

The reciprocal of 423 in Base 18 Octodecimal.

Palindrome?

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

The number 15918 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 18 Octodecimal

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
318
Three in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal

Prime Factorization

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

3182 · 2b181 = 15918

Base Conversions

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