99,999,999
Or possibly either 99,999,999 or 9,999,9999
Chat with our AI personalities
The largest eight-digit prime number is 99,999,991. The smallest nine-digit number, for comparison, is 100,000,019.
88
9797 is the largest two digit prime number.
The largest six digit number is 999,999.
The largest single digit prime number is 7.