Hecho matemático: 6487 is the number of partitions of 51 in which no part occurs only once.
Trivia: 6487 is an unremarkable number.
Fecha histórica: October 4th is the day in 1983 that Richard Noble sets a new land speed record of 633.468 mph (1,019 km/h), driving Thrust 2 at the Black Rock Desert of Nevada.