348 = 79 + 83 + 89 + 97
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what is the least possible sum of two 4-digit numbers?what is the least possible sum of two 4-digit numbers?
The smallest 5 digit integer is -99999. The largest 5 digit integer is 99999. The sum is therefore 0.
There are 5460 five digit numbers with a digit sum of 22.
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