“There are never more than seven crackers on a plate—just seven, the perfect number,” sighed this hyperbolical girl.
Canaan is a type of holiness, and seven is the perfect number.
Therefore, too, Aristotle thought there were five elements, since the uneven and perfect number had everywhere the predominance.
Thousand is a perfect number, and no number extends beyond it.
But here again he was uncertain whether the ‘perfect number’ was ten or six.
Ten was a perfect number, and is that of the commandments given to Moses.
Seven was a perfect number, and therefore the victims should be seven.
And in reply, another remarked, 'Seven is the perfect number, and seven times seven is perfection.'
Six was a perfect number—that is, equal to the sum of all its factors—an additional reason why there must be exactly six planets.
A perfect number (Greek), as already stated, is one which is equal to the sum of its divisors.
|perfect number |
A positive integer that equals the sum of all of its divisors other than itself. An example is 28, whose divisors (not counting itself) are 1, 2, 4, 7, and 14, which added together give 28.