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Q: Is 72 an abundant number

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abundant

abundant

Every sixth number for 12 and more will be an abundant number

No 16 is deficient.12 and 18 are abundant.

No.

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72 is an abundant number because the sum of its positive divisors, not including 72 itself, is larger than 72. Positive divisors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. 1 + 2 + 3 + 4 + 6 + 8 + 9 + 12 + 18 + 24 + 36 = 123 > 72 (if an integer is larger than the sum of its positive divisors , not including the integer itself, then that integer is called a deficient number, such as prime or power of prime numbers or numbers like 10 are).

60 is abundant.

72 is an abundant number because the sum of its positive divisors, not including 72 itself, is larger than 72. Positive divisors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. 1 + 2 + 3 + 4 + 6 + 8 + 9 + 12 + 18 + 24 + 36 = 123 > 72 (if an integer is larger than the sum of its positive divisors , not including the integer itself, then that integer is called a deficient number, such as prime or power of prime numbers or numbers like 10 are).

If a number is not abundant it cannot be made abundant!

No, 29 is not an abundant number.

67 is an abundant number.

abundant

abundant

350 is an abundant number.

945 is the first odd abundant number.

No, 73 is not an abundant number.

Yes, this is well known. All integral multiples of any perfect, or abundant number must be an abundant number.

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