Practice problem
Application of the Binomial Theorem
The number is divisible by a five-digit prime number. What is that prime number?
(Hint: Do the digits look like a row of Pascal's triangle?)
Source: Math Prize for Girls
Practice problem
The number is divisible by a five-digit prime number. What is that prime number?
(Hint: Do the digits look like a row of Pascal's triangle?)
Source: Math Prize for Girls