The Number

51990

Fifty-One Thousand Nine Hundred and Ninety

In Base 18 Octodecimal Is

8g8618

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

For more familiar numbers: See Fifty-One Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

51987
8g8318
Fifty-One Thousand Nine Hundred and Eighty-Seven in Base 18 Octodecimal
51988
8g8418
Fifty-One Thousand Nine Hundred and Eighty-Eight in Base 18 Octodecimal
51989
8g8518
Fifty-One Thousand Nine Hundred and Eighty-Nine in Base 18 Octodecimal
51991
8g8718
Fifty-One Thousand Nine Hundred and Ninety-One in Base 18 Octodecimal
51992
8g8818
Fifty-One Thousand Nine Hundred and Ninety-Two in Base 18 Octodecimal
51993
8g8918
Fifty-One Thousand Nine Hundred and Ninety-Three in Base 18 Octodecimal

Scientific Notation

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

5.1990e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002063d183ea6ea718

The reciprocal of 51990 in Base 18 Octodecimal.

Palindrome?

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

The number 8g8618 is not a palindrome.

Not A Prime Number

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

Fifty-one thousand nine hundred and ninety is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Fifty-one thousand nine hundred and ninety is a composite number with 16 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 fifty-one thousand nine hundred and ninety has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
1733
56518
One Thousand Seven Hundred and Thirty-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

2181 · 3181 · 5181 · 565181 = 8g8618

Base Conversions

The number fifty-one thousand nine hundred and ninety in 35 different bases