số thừa
Definition
- Noun (Mathematics):
- Surplus number / Excess number: A number that is left over after a division or calculation is completed. It is synonymous with "remainder."
- Abundant number: In number theory, a positive integer for which the sum of its proper divisors is greater than the number itself.
Usage Examples
- Noun (Remainder):
- Phép chia có số thừa là 3. (The division has a remainder of 3.)
- Noun (Abundant number):
- 12 là một số thừa vì tổng các ước số của nó lớn hơn 12. (12 is an abundant number because the sum of its divisors is greater than 12.)
Advanced Usage
- In accounting or resource management, the concept can be extended metaphorically to mean an excess or surplus quantity of something.
- Chúng tôi tính toán và thấy có một số thừa nguyên liệu. (We calculated and found a surplus of materials.)
Variants and Related Words
- Số dư (n): Remainder. The more common term for what is left after division.
- Số dư thừa (n): Surplus balance (e.g., in an account).
Synonyms
- Remainder: The amount left over after division.
- Surplus: An amount that exceeds what is needed.
- Excess: An amount more than necessary.
Related Terms
- Số thiếu (Deficient number): A number for which the sum of its proper divisors is less than itself.
- Số hoàn hảo (Perfect number): A number for which the sum of its proper divisors equals itself.