In today's notation of Roman numerals: VII-XIII-MCMXCIV
But the Romans would have probably wrote out 1994 differently in the way that we do today.
VII-I-MCMXCIV
The date 07-10-1994 in Roman numerals would be VII.X.MCMXCIV
In today's modern conversion it is: VII-I-MCMXCIV
None of the numbers 7, 11, and 13 are composite numbers; they are all primes.
2 is an even prime number. 3, 7, 11, 13 are odd prime numbers.
VII-I-MCMXCIV
The date 07-10-1994 in Roman numerals would be VII.X.MCMXCIV
In today's modern conversion it is: VII-I-MCMXCIV
7 and 13, yes 15, no.
None of the numbers 7, 11, and 13 are composite numbers; they are all primes.
13 + 7 = 20 13 - 7 = 6
13 and 7
If you mean: 7-7-2012 then in Roman numerals they are VII-VII-MMXII
1, 7, 13 and 91 are the only four numbers that go into 91.
10 + (-3) = 7 10 - (-3) = 13 10 and -3
from 7 to 19 the prime numbers are 11, 13, and 17
ER - 1994 Thy Will Be Done 7-13 was released on: USA: 8 February 2001