[[matematik:start|Tilbage til matematik]] ---- ===== Store (>1.000.000) spændende tal ===== * [[wp>2147483647]] * [[wp>9814072356]] * 443372888629441 = 17·31·41·43·89·97·167·331 - mindste [[wp>Lucas_pseudoprime#Fibonacci_pseudoprimes|strong Fibonacci pseudoprime]] * 2996863034895*2^1290000{pm}-1, største kendte (sep. 2016) primtalstvilling. * [[wp>Skewes' number]] * [[wp>Graham's number]] * 121213882349 = (1212 + 1388 + 2349)^3 * 128711132649 = (1287 + 1113 + 2649)^3 * 162324571375 = (1623 + 2457 + 1375)^3 * 171323771464 = (1713 + 2377 + 1464)^3 * 368910352448 = (3689 + 1035 + 2448)^3