1, 7, 13, 91.
1, 3, 7, 13, 21, 39, 91, 273.
from 7 to 19 the prime numbers are 11, 13, and 17
42 and 49 6*7 = 42 7*7 = 49 6+7 =13
The prime numbers between 5 and 15 are 5, 7, 11, and 13. A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. In this case, 5, 7, 11, and 13 meet this criteria and are therefore considered prime numbers within the given range.
7 13
1, 7, 13 and 91 are the only four numbers that go into 91.
1, 7, 13, 91.
1, 7, 13, 91.
7, 11 and 13
1, 2, 7, 13, 14, 26, 91, 182.
13, 7, 49, 1, 91, 637
7 and 13, yes 15, no.
Each of these numbers will go evenly into 91: 1, 7, 13, 91.
91 = 13 x 7 Can't go any further as both 13 and 7 are prime numbers.
1, 3, 7, 13, 21, 39, 91, 273.
There are an infinite amount of prime numbers. Starting with 2, 3, 5, 7, 11, 13, 17 ... the numbers, as all numbers go to infinity.