The Number

12805

Twelve Thousand Eight Hundred and Five

In Base 22 Duovigesimal Is

14a122

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

For more familiar numbers: See Twelve Thousand Eight Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12802
149k22
Twelve Thousand Eight Hundred and Two in Base 22 Duovigesimal
12803
149l22
Twelve Thousand Eight Hundred and Three in Base 22 Duovigesimal
12804
14a022
Twelve Thousand Eight Hundred and Four in Base 22 Duovigesimal
12806
14a222
Twelve Thousand Eight Hundred and Six in Base 22 Duovigesimal
12807
14a322
Twelve Thousand Eight Hundred and Seven in Base 22 Duovigesimal
12808
14a422
Twelve Thousand Eight Hundred and Eight in Base 22 Duovigesimal

Scientific Notation

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

1.2805e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000i6a7dd2158122

The reciprocal of 12805 in Base 22 Duovigesimal.

Palindrome?

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

The number 14a122 is not a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and five is a composite number with 8 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 twelve thousand eight hundred and five has the following 3 prime factors:

5
522
Five in Base 22 Duovigesimal
13
d22
Thirteen in Base 22 Duovigesimal
197
8l22
One Hundred and Ninety-Seven in Base 22 Duovigesimal

Prime Factorization

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

5221 · d221 · 8l221 = 14a122

Base Conversions

The number twelve thousand eight hundred and five in 35 different bases