The Number

65997

Sixty-Five Thousand Nine Hundred and Ninety-Seven

In Base 21 Unovigesimal Is

72df21

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

For more familiar numbers: See Sixty-Five Thousand Nine Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

65994
72dc21
Sixty-Five Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal
65995
72dd21
Sixty-Five Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
65996
72de21
Sixty-Five Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
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

Scientific Notation

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

6.5997e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002jib9e48cii4421

The reciprocal of 65997 in Base 21 Unovigesimal.

Palindrome?

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

The number 72df21 is not a palindrome.

Not A Prime Number

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

Sixty-five thousand nine hundred and ninety-seven is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Sixty-five thousand nine hundred and ninety-seven is a composite number with 6 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-five thousand nine hundred and ninety-seven has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
7333
gd421
Seven Thousand Three Hundred and Thirty-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

3212 · gd4211 = 72df21

Base Conversions

The number sixty-five thousand nine hundred and ninety-seven in 35 different bases