The Number

812138

Eight Hundred and Twelve Thousand One Hundred and Thirty-Eight

In Base 18 Octodecimal Is

7d4ae18

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

For more familiar numbers: See Eight Hundred and Twelve Thousand One Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

812135
7d4ab18
Eight Hundred and Twelve Thousand One Hundred and Thirty-Five in Base 18 Octodecimal
812136
7d4ac18
Eight Hundred and Twelve Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
812137
7d4ad18
Eight Hundred and Twelve Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
812139
7d4af18
Eight Hundred and Twelve Thousand One Hundred and Thirty-Nine in Base 18 Octodecimal
812140
7d4ag18
Eight Hundred and Twelve Thousand One Hundred and Forty in Base 18 Octodecimal
812141
7d4ah18
Eight Hundred and Twelve Thousand One Hundred and Forty-One in Base 18 Octodecimal

Scientific Notation

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

8.12138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000025ff15h492hcd18

The reciprocal of 812138 in Base 18 Octodecimal.

Palindrome?

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

The number 7d4ae18 is not a palindrome.

Not A Prime Number

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

Eight hundred and twelve thousand one hundred and thirty-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eight hundred and twelve thousand one hundred and thirty-eight is a composite number with 8 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 eight hundred and twelve thousand one hundred and thirty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
31
1d18
Thirty-One in Base 18 Octodecimal
13099
247d18
Thirteen Thousand and Ninety-Nine in Base 18 Octodecimal

Prime Factorization

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

2181 · 1d181 · 247d181 = 7d4ae18

Base Conversions

The number eight hundred and twelve thousand one hundred and thirty-eight in 35 different bases