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October 31, 2014

October 31, 2014

Posted by **Tori** on Wednesday, September 26, 2012 at 3:35pm.

*None of the digits repeat.

*It is between 20,000 and 77,777

*The digit in the thousands place is 3 times the digit in the ten thousands place

*The ones digit is a prime number

*The hundred digit is half the sum of the ones, thousands, and tan thousands digits

*The tens digit is the product of two other digits

- math -
**Steve**, Wednesday, September 26, 2012 at 3:48pm10,000s must be 1,2,3 and 1,000s = 3,6,9

so, we have 26xxx or 39xxx because n>20,000.

ones is 2,3,5,7

no repeats, and the sum of 1,1000,1000 is even, so we have

39xx2

397x2

10s is product of 2 digits, and must be less than 8, so

6:

39762

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