The Number

81807

Eighty-One Thousand Eight Hundred and Seven

In Base 12 Duodecimal Is

3b41312

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81804
3b41012
Eighty-One Thousand Eight Hundred and Four in Base 12 Duodecimal
81805
3b41112
Eighty-One Thousand Eight Hundred and Five in Base 12 Duodecimal
81806
3b41212
Eighty-One Thousand Eight Hundred and Six in Base 12 Duodecimal
81808
3b41412
Eighty-One Thousand Eight Hundred and Eight in Base 12 Duodecimal
81809
3b41512
Eighty-One Thousand Eight Hundred and Nine in Base 12 Duodecimal
81810
3b41612
Eighty-One Thousand Eight Hundred and Ten in Base 12 Duodecimal

Scientific Notation

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

8.1807e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000306007283151a7412

The reciprocal of 81807 in Base 12 Duodecimal.

Palindrome?

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

The number 3b41312 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 seven is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand eight hundred and seven is a composite number with 16 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 seven has the following 4 prime factors:

3
312
Three in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
37
3112
Thirty-Seven in Base 12 Duodecimal
67
5712
Sixty-Seven in Base 12 Duodecimal

Prime Factorization

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

3121 · b121 · 31121 · 57121 = 3b41312

Base Conversions

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