The Number

68

Sixty-Eight

In Base 7 Septenary Is

1257

The numbers with a 7 subscript use Base 7 Septenary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

65
1227
Sixty-Five in Base 7 Septenary
66
1237
Sixty-Six in Base 7 Septenary
67
1247
Sixty-Seven in Base 7 Septenary
69
1267
Sixty-Nine in Base 7 Septenary
70
1307
Seventy in Base 7 Septenary
71
1317
Seventy-One in Base 7 Septenary

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.

0.0050210632531224005027

The reciprocal of 68 in Base 7 Septenary.

Palindrome?

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

The number 1257 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 7 Septenary

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
27
Two in Base 7 Septenary
17
237
Seventeen in Base 7 Septenary

Prime Factorization

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

272 · 2371 = 1257

Base Conversions

The number sixty-eight in 35 different bases