WordReference Random House Unabridged Dictionary of American English © 2025
abun′dant num′ber, [Math.]
- Mathematicsa positive number that is less than the sum of all positive integers that are submultiples of it, as 12, which is less than the sum of 1, 2, 3, 4, and 6. Cf. deficient number, perfect number.
'abundant number' also found in these entries (note: many are not synonyms or translations):