The Number

19820

Nineteen Thousand Eight Hundred and Twenty

In Base 18 Octodecimal Is

373218

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

For more familiar numbers: See Nineteen Thousand Eight Hundred and Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

19817
372h18
Nineteen Thousand Eight Hundred and Seventeen in Base 18 Octodecimal
19818
373018
Nineteen Thousand Eight Hundred and Eightteen in Base 18 Octodecimal
19819
373118
Nineteen Thousand Eight Hundred and Nineteen in Base 18 Octodecimal
19821
373318
Nineteen Thousand Eight Hundred and Twenty-One in Base 18 Octodecimal
19822
373418
Nineteen Thousand Eight Hundred and Twenty-Two in Base 18 Octodecimal
19823
373518
Nineteen Thousand Eight Hundred and Twenty-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.

1.9820e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000556100f578g2818

The reciprocal of 19820 in Base 18 Octodecimal.

Palindrome?

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

The number 373218 is not a palindrome.

Not A Prime Number

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

Nineteen thousand eight hundred and twenty is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Nineteen thousand eight hundred and twenty is a composite number with 12 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 nineteen thousand eight hundred and twenty has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
991
31118
Nine Hundred and Ninety-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

2182 · 5181 · 311181 = 373218

Base Conversions

The number nineteen thousand eight hundred and twenty in 35 different bases