The Number

81804

Eighty-One Thousand Eight Hundred and Four

In Base 11 Undecimal Is

5650811

The numbers with a 11 subscript use Base 11 Undecimal 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
5650511
Eighty-One Thousand Eight Hundred and One in Base 11 Undecimal
81802
5650611
Eighty-One Thousand Eight Hundred and Two in Base 11 Undecimal
81803
5650711
Eighty-One Thousand Eight Hundred and Three in Base 11 Undecimal
81805
5650911
Eighty-One Thousand Eight Hundred and Five in Base 11 Undecimal
81806
5650a11
Eighty-One Thousand Eight Hundred and Six in Base 11 Undecimal
81807
5651011
Eighty-One Thousand Eight Hundred and Seven in Base 11 Undecimal

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.

0.00001a7243a20248464411

The reciprocal of 81804 in Base 11 Undecimal.

Palindrome?

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

The number 5650811 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 11 Undecimal

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
211
Two in Base 11 Undecimal
3
311
Three in Base 11 Undecimal
17
1611
Seventeen in Base 11 Undecimal
401
33511
Four Hundred and One in Base 11 Undecimal

Prime Factorization

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

2112 · 3111 · 16111 · 335111 = 5650811

Base Conversions

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