'00' is not part of the country code, it is a commonly used international access prefix. Country code +41 is Switzerland, and +41 79 is a mobile.
Subtract 38 from 79: 79-38 = 41
The GCF is 1.
Country code +41 (dialed as 00 41 from many places) is Switzerland. City code 71 is Herisau, St. Gallen, and nearby towns.(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
15 + 41 + 23 = 79
It is: 79-38 = 41
3,239
No, 79 is a prime number.
It is: 1
Which number followers 79
79 = 1*79
79.
The factors of 79 are 1 and 79. (79 is a prime number.)