Number Theory Flashcards
1
Q
Mersenne prime
A
2^p -1
2
Q
Modulo arithmetic
A
38= 3 (mod 5)
3
Q
Integers
A
Counting numbers, zero, negative integers
4
Q
Proper divisor
A
A divisor that is not equal to the number itself
5
Q
Perfect square
A
Square of an integerK^2
6
Q
Prime
A
2 factors
7
Q
Even numbers
A
2k
8
Q
Counting numbers
A
Z numbers used for counting
9
Q
Composite numbers
A
3+ factors
10
Q
Perfect numbers
A
Sum of proper divisors equal number
11
Q
Odd nunbers
A
2k+1
