Four hundred eight thousand.
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The numbers that are divisible by 408 are infinite. The first four are: 408, 816, 1224, 1632 . . .
four hundred eight thousand
Four hundred eight thousand
Sum = ½ × number of numbers × (first number + last number) = ½ × (462 - 408 + 1) × (408 + 462) = ½ × 55 × 870 = 23,925
408 = 2 × 2 × 2 × 3 × 17