The Number

20123

Twenty Thousand One Hundred and Twenty-Three

In Base 18 Octodecimal Is

381h18

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

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

Nearby Numbers

Positive, nonzero integers within three units

20120
381e18
Twenty Thousand One Hundred and Twenty in Base 18 Octodecimal
20121
381f18
Twenty Thousand One Hundred and Twenty-One in Base 18 Octodecimal
20122
381g18
Twenty Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
20124
382018
Twenty Thousand One Hundred and Twenty-Four in Base 18 Octodecimal
20125
382118
Twenty Thousand One Hundred and Twenty-Five in Base 18 Octodecimal
20126
382218
Twenty Thousand 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.

2.0123e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00053g3g1faa1565818

The reciprocal of 20123 in Base 18 Octodecimal.

Palindrome?

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

The number 381h18 is not a palindrome.

A Prime Number

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

Twenty thousand one hundred and twenty-three is the 2276th prime number.   See primes in Base 18 Octodecimal

Not A Composite

Composites have more than just these two factors.

Twenty Thousand One Hundred and Twenty-Three is not a composite number because it has exactly two factors: One and Twenty Thousand One Hundred and Twenty-Three

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number twenty thousand one hundred and twenty-three has the following 1 prime factor:

20123
381h18
Twenty Thousand One Hundred and Twenty-Three in Base 18 Octodecimal

Prime Factorization

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

381h181 = 381h18

Base Conversions

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