### I am dailing 641-715-3800 and it's asking me for an access code for my cell number?

No 641-715-3800 will ask you for an Access Code of a Business, Organization, or Individual. This will route you to the proper phone tree of extensions which will allow you to connect to the person you are trying to reach. Anyone signing up at SimpleVoiceCenter Free is given the number 641-715-3800 along with an access code.

### What are the factors of 641?

To find the factors of a number, when there are no obvious ones, first square root that number. In this case, 641 would square root to somewhere between 25 and 26. The next step is to divide 641 by each prime number between 1 and 25 in turn, seeing if it has any divisors. 641 can be shown to have no divisors between 1 and 25, and thus we can conclude it is prime. Therefore…