The Number

2005

Two Thousand and Five

In Base 19 Nonadecimal Is

5aa19

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

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

Nearby Numbers

Positive, nonzero integers within three units

2002
5a719
Two Thousand and Two in Base 19 Nonadecimal
2003
5a819
Two Thousand and Three in Base 19 Nonadecimal
2004
5a919
Two Thousand and Four in Base 19 Nonadecimal
2006
5ab19
Two Thousand and Six in Base 19 Nonadecimal
2007
5ac19
Two Thousand and Seven in Base 19 Nonadecimal
2008
5ad19
Two Thousand and Eight in Base 19 Nonadecimal

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.

0.0037ii5602gdi7819

The reciprocal of 2005 in Base 19 Nonadecimal.

Palindrome?

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

The number 5aa19 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 19 Nonadecimal

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
519
Five 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

5191 · 122191 = 5aa19

Base Conversions

The number two thousand and five in 35 different bases