The Number

2005

Two Thousand and Five

In Base 12 Duodecimal Is

11b112

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

For more familiar numbers: See Two Thousand and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2002
11aa12
Two Thousand and Two in Base 12 Duodecimal
2003
11ab12
Two Thousand and Three in Base 12 Duodecimal
2004
11b012
Two Thousand and Four in Base 12 Duodecimal
2006
11b212
Two Thousand and Six in Base 12 Duodecimal
2007
11b312
Two Thousand and Seven in Base 12 Duodecimal
2008
11b412
Two Thousand and Eight in Base 12 Duodecimal

Scientific Notation

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

2.005e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000a4132864ba9422312

The reciprocal of 2005 in Base 12 Duodecimal.

Palindrome?

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

The number 11b112 is not a palindrome.

Not A Prime Number

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

Two thousand and five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Two thousand and five 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 two thousand and five has the following 2 prime factors:

5
512
Five in Base 12 Duodecimal
401
29512
Four Hundred and One in Base 12 Duodecimal

Prime Factorization

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

5121 · 295121 = 11b112

Base Conversions

The number two thousand and five in 35 different bases