The Number

12005

Twelve Thousand and Five

In Base 21 Unovigesimal Is

164e21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12002
164b21
Twelve Thousand and Two in Base 21 Unovigesimal
12003
164c21
Twelve Thousand and Three in Base 21 Unovigesimal
12004
164d21
Twelve Thousand and Four in Base 21 Unovigesimal
12006
164f21
Twelve Thousand and Six in Base 21 Unovigesimal
12007
164g21
Twelve Thousand and Seven in Base 21 Unovigesimal
12008
164h21
Twelve Thousand and Eight in Base 21 Unovigesimal

Scientific Notation

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

1.2005e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000g4444444444421

The reciprocal of 12005 in Base 21 Unovigesimal.

Palindrome?

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

The number 164e21 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 and five is a composite number with 10 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand and five is a composite number with 10 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 and five has the following 2 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal

Prime Factorization

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

5211 · 7214 = 164e21

Base Conversions

The number twelve thousand and five in 35 different bases