67969...95271 (2058-digits)
This number is a prime.
The largest known prime quadruple starts at 4104082046 * 4800# + 5651. It was discovered by Norman Luhn in 2005.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The largest known prime quadruple starts at 4104082046 * 4800# + 5651. It was discovered by Norman Luhn in 2005.