The Number

66001

Sixty-Six Thousand and One

In Base 21 Unovigesimal Is

72dj21

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

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

Nearby Numbers

Positive, nonzero integers within three units

65998
72dg21
Sixty-Five Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal
65999
72dh21
Sixty-Five Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
66000
72di21
Sixty-Six Thousand in Base 21 Unovigesimal
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

Scientific Notation

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

6.6001e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ji9gjh55dg5c21

The reciprocal of 66001 in Base 21 Unovigesimal.

Palindrome?

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

The number 72dj21 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 one is a composite number with 4 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 one 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 sixty-six thousand and one has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
5077
bag21
Five Thousand and Seventy-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

d211 · bag211 = 72dj21

Base Conversions

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