Originally posted by Daemon SinSmith numbers (composite numbers, the sum of whose digits equals the sum of those of their prime factors; for example 4) were defined by A. Wilansky, whose brother-in-law's (H. Smith) telephone number 4937775 has this property.
No problem!
All you've got to do now is guess the other six numbers and you'll be able to phone me at the company I do contract work for in Bracknell π²
Originally posted by BowmannSome mathematicians really need to get out more π
Smith numbers (composite numbers, the sum of whose digits equals the sum of those of their prime factors; for example 4) were defined by A. Wilansky, whose brother-in-law's (H. Smith) telephone number 4937775 has this property.