3-digit NumbersMath brain teasers require computations to solve.There are four 3-digit natural numbers, each of them equals the sum of the cubes of its digits.
Three of them are: 153=1+125+27 370=27+343+0 407=64+0+343 Do you know what the fourth one is? It does not begin with 0, otherwise it isn't a 3-digit number. 
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