The Number

18021

Eightteen Thousand and Twenty-One

In Base 19 Nonadecimal Is

2bh919

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18018
2bh619
Eightteen Thousand and Eightteen in Base 19 Nonadecimal
18019
2bh719
Eightteen Thousand and Nineteen in Base 19 Nonadecimal
18020
2bh819
Eightteen Thousand and Twenty in Base 19 Nonadecimal
18022
2bha19
Eightteen Thousand and Twenty-Two in Base 19 Nonadecimal
18023
2bhb19
Eightteen Thousand and Twenty-Three in Base 19 Nonadecimal
18024
2bhc19
Eightteen Thousand and Twenty-Four in Base 19 Nonadecimal

Scientific Notation

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

1.8021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000747bcee4e6ab419

The reciprocal of 18021 in Base 19 Nonadecimal.

Palindrome?

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

The number 2bh919 is not a palindrome.

Not A Prime Number

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

Eightteen thousand and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Eightteen thousand and twenty-one 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 eightteen thousand and twenty-one has the following 2 prime factors:

3
319
Three in Base 19 Nonadecimal
6007
gc319
Six Thousand and Seven in Base 19 Nonadecimal

Prime Factorization

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

3191 · gc3191 = 2bh919

Base Conversions

The number eightteen thousand and twenty-one in 35 different bases