Multiple choice general knowledge math & puzzles What is the smallest number that is exactly divisible by 1,2,3,4,5,6,7,8,9,10 ? 420 25200 840 2520 1680 Reveal answer Fill a bubble to check yourself D Correct answer Explanation The smallest number divisible by all integers from 1 to 10 is the Least Common Multiple (LCM) of those numbers. LCM(1, 2, 3, 4, 5, 6, 7, 8, 9, 10) = 2^3 * 3^2 * 5 * 7 = 8 * 9 * 5 * 7 = 2520.