There are 12 inches in one foot. Therefore, 831 inches is equal to 831/12 = 69.25 feet.
831
There are 1,000 millimeters in 1 meter, so 831 mm is less than one meter; it is 0.831 meters.
831 - 417 = 414
1, 3, 277, 831
081-831-1000 Casualty Evaluation 081-831-0101 Request Medical Evacuation 081-831-1017 Tourniquet 081-831-1033 Dressings and Bandages 081-831-1005 Treatment/Prevention of Shock 081-831-1026 Chest Wounds 081-831-1025 Abdominal Wounds 081-831-1007 Treatment of Burns
081-831-1000 Casualty Evaluation 081-831-0101 Request Medical Evacuation 081-831-1017 Tourniquet 081-831-1033 Dressings and Bandages 081-831-1005 Treatment/Prevention of Shock 081-831-1026 Chest Wounds 081-831-1025 Abdominal Wounds 081-831-1007 Treatment of Burns
166.2
No. 831 is not evenly divisible by seven.
277
831g is about 1.8 (1.83204) pounds.
Exactly as they are 831 but if you mean in Roman numerals then they are DCCCXXXI