Uncover the Prime Factor: Analyzing the Mystery of ?50

Question

I am a three-digit number $?50$

Which prime factor will surely appear among my first factors?

00:00 Which factor definitely appears in the prime factors of the number?

00:03 The ones digit is 0, therefore the number is even

00:14 Every even number is divisible by 2

00:19 And this is the solution to the question

$2$