The Number

66005

Sixty-Six Thousand and Five

In Base 21 Unovigesimal Is

72e221

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

For more familiar numbers: See Sixty-Six Thousand and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

66002
72dk21
Sixty-Six Thousand and Two in Base 21 Unovigesimal
66003
72e021
Sixty-Six Thousand and Three in Base 21 Unovigesimal
66004
72e121
Sixty-Six Thousand and Four in Base 21 Unovigesimal
66006
72e321
Sixty-Six Thousand and Six in Base 21 Unovigesimal
66007
72e421
Sixty-Six Thousand and Seven in Base 21 Unovigesimal
66008
72e521
Sixty-Six 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.

6.6005e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ji834ajj2c6h21

The reciprocal of 66005 in Base 21 Unovigesimal.

Palindrome?

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

The number 72e221 is not a palindrome.

Not A Prime Number

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

Sixty-six thousand and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Sixty-six thousand 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 sixty-six thousand and five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
307
ed21
Three Hundred and 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 · 21211 · ed211 = 72e221

Base Conversions

The number sixty-six thousand and five in 35 different bases