The Number

66989

Sixty-Six Thousand Nine Hundred and Eighty-Nine

In Base 28 Octovigesimal Is

31cd28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See Sixty-Six Thousand Nine Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

66986
31ca28
Sixty-Six Thousand Nine Hundred and Eighty-Six in Base 28 Octovigesimal
66987
31cb28
Sixty-Six Thousand Nine Hundred and Eighty-Seven in Base 28 Octovigesimal
66988
31cc28
Sixty-Six Thousand Nine Hundred and Eighty-Eight in Base 28 Octovigesimal
66990
31ce28
Sixty-Six Thousand Nine Hundred and Ninety in Base 28 Octovigesimal
66991
31cf28
Sixty-Six Thousand Nine Hundred and Ninety-One in Base 28 Octovigesimal
66992
31cg28
Sixty-Six Thousand Nine Hundred and Ninety-Two in Base 28 Octovigesimal

Scientific Notation

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

6.6989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00094pg1ka11q6e28

The reciprocal of 66989 in Base 28 Octovigesimal.

Palindrome?

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

The number 31cd28 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 nine hundred and eighty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Sixty-six thousand nine hundred and eighty-nine 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 nine hundred and eighty-nine has the following 2 prime factors:

13
d28
Thirteen in Base 28 Octovigesimal
5153
6g128
Five Thousand One Hundred and Fifty-Three in Base 28 Octovigesimal

Prime Factorization

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

d281 · 6g1281 = 31cd28

Base Conversions

The number sixty-six thousand nine hundred and eighty-nine in 35 different bases