Deducting the remainders from numbers we get, 398 − 7 = 391 437 − 12 = 425 5425 − 2 = 5423 Now, 391 = 17 × 23 425 = 17 × 52 5425 = 17 × 11 × 29 So, HCF of these numbers = 17 ∴ The greatest number is 17.
9 17 53 103 310 619
...109 106 101 94 86 74
...3 6 18 149 602 15057
...22, 23, 31, 57, 122, 247
32, 50, 82, 124, 180, 252
23, 36, 75, 140, 233, 348
12, 10, 23, 65, 265, 1289
119, 145, 186, 249, 340, 483
105 112 133 168 216 280 357
...147 490 707 831 895 922 930
...
