The Number

66090

Sixty-Six Thousand and Ninety

In Base 21 Unovigesimal Is

72i321

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

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

Nearby Numbers

Positive, nonzero integers within three units

66087
72i021
Sixty-Six Thousand and Eighty-Seven in Base 21 Unovigesimal
66088
72i121
Sixty-Six Thousand and Eighty-Eight in Base 21 Unovigesimal
66089
72i221
Sixty-Six Thousand and Eighty-Nine in Base 21 Unovigesimal
66091
72i421
Sixty-Six Thousand and Ninety-One in Base 21 Unovigesimal
66092
72i521
Sixty-Six Thousand and Ninety-Two in Base 21 Unovigesimal
66093
72i621
Sixty-Six Thousand and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

6.6090e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002jgf14g0dbcbh21

The reciprocal of 66090 in Base 21 Unovigesimal.

Palindrome?

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

The number 72i321 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 ninety is a composite number with 16 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 ninety is a composite number with 16 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 ninety has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
2203
4kj21
Two Thousand Two Hundred and Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3211 · 5211 · 4kj211 = 72i321

Base Conversions

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