The Number

123

One Hundred and Twenty-Three

In Base 18 Octodecimal Is

6f18

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

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

Nearby Numbers

Positive, nonzero integers within three units

120
6c18
One Hundred and Twenty in Base 18 Octodecimal
121
6d18
One Hundred and Twenty-One in Base 18 Octodecimal
122
6e18
One Hundred and Twenty-Two in Base 18 Octodecimal
124
6g18
One Hundred and Twenty-Four in Base 18 Octodecimal
125
6h18
One Hundred and Twenty-Five in Base 18 Octodecimal
126
7018
One 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.

1.23e2

Reciprocal

A number multiplied with its reciprocal is one.

0.02b7862b7862b818

The reciprocal of 123 in Base 18 Octodecimal.

Palindrome?

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

The number 6f18 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-three 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 one hundred and twenty-three has the following 2 prime factors:

3
318
Three in Base 18 Octodecimal
41
2518
Forty-One in Base 18 Octodecimal

Prime Factorization

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

3181 · 25181 = 6f18

Base Conversions

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