The Number

68

Sixty-Eight

In Base 21 Unovigesimal Is

3521

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

For more familiar numbers: See Sixty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

65
3221
Sixty-Five in Base 21 Unovigesimal
66
3321
Sixty-Six in Base 21 Unovigesimal
67
3421
Sixty-Seven in Base 21 Unovigesimal
69
3621
Sixty-Nine in Base 21 Unovigesimal
70
3721
Seventy in Base 21 Unovigesimal
71
3821
Seventy-One in Base 21 Unovigesimal

Scientific Notation

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

6.8e1

Reciprocal

A number multiplied with its reciprocal is one.

0.06a406a406a40721

The reciprocal of 68 in Base 21 Unovigesimal.

Palindrome?

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

The number 3521 is not a palindrome.

Not A Prime Number

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

Sixty-eight 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-eight 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-eight has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal

Prime Factorization

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

2212 · h211 = 3521

Base Conversions

The number sixty-eight in 35 different bases