The Number

81804

Eighty-One Thousand Eight Hundred and Four

In Base 19 Nonadecimal Is

bhb919

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

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

Nearby Numbers

Positive, nonzero integers within three units

81801
bhb619
Eighty-One Thousand Eight Hundred and One in Base 19 Nonadecimal
81802
bhb719
Eighty-One Thousand Eight Hundred and Two in Base 19 Nonadecimal
81803
bhb819
Eighty-One Thousand Eight Hundred and Three in Base 19 Nonadecimal
81805
bhba19
Eighty-One Thousand Eight Hundred and Five in Base 19 Nonadecimal
81806
bhbb19
Eighty-One Thousand Eight Hundred and Six in Base 19 Nonadecimal
81807
bhbc19
Eighty-One Thousand Eight Hundred and Seven in Base 19 Nonadecimal

Scientific Notation

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

8.1804e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001b51ig95a25i419

The reciprocal of 81804 in Base 19 Nonadecimal.

Palindrome?

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

The number bhb919 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand eight hundred and four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand eight hundred and four is a composite number with 24 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 eighty-one thousand eight hundred and four has the following 4 prime factors:

2
219
Two in Base 19 Nonadecimal
3
319
Three in Base 19 Nonadecimal
17
h19
Seventeen in Base 19 Nonadecimal
401
12219
Four Hundred and One in Base 19 Nonadecimal

Prime Factorization

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

2192 · 3191 · h191 · 122191 = bhb919

Base Conversions

The number eighty-one thousand eight hundred and four in 35 different bases