https://www.2dtx.com/prime/prime553559.html
if 553559 is prime, what's 73*7583?
Learn something from that.
You have to use your head and not just trust some stranger becasue they posted on the internet!
um yeah this is fake.
553559 is not a prime number. Like you said it's 73*7583, just search isprime(73*7583) on the internet.