7,407

[Library]  ISBN-0-7407 is the International Standard Book Number for books published by Andrews McMeel Publishing. Also, Andrews and McMeel, 8362.

 

7,410

[Math.]  Two consecutive sums of consecutive numbers:

361+362+…+380 = 381+382+…+399 = 7410.

 

7,416

[Math.]  The ratio 59328/7416 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

 

7,418

[Math.]  Two multiples of number 3709, 3709×2 = 7418 and 3709×7 = 25,963, use each of 9 digits 1-9 once.

 

7,421

[Math.]  The ratio 59368/7421 = 8, using each of 9 digits 1-9 once, shows how to arrange a 9-book set on 2 shelves to mark the book #8.

 

[Math.]  Two multiples of number 7421, 7421×4 = 29,684 and 7421×5 = 37,105, use each of 10 digits 0-9 once.

 

7,432

[Library]  ISBN-0-7432 is the International Standard Book Number for books published by Touchstone Book (Simon & Schuster, Scribner). Also, ISBN-0-684.

 

7,461

[Math.]  Each ratio, 45792/3816 = 73548/6129 = 89532/7461 = 91584/7632 = 12, uses each of 9 digits 1-9 once.

 

7,490

[Math.]  74902 = 56,100,100.

 

7,496

[Math.]  7496 = 777+44+9+6666.