12.
2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192, 204, 216, 228, 240, 252, 264, 276,
There are none.
Way too many to list... 3 6 9 12 15 18 21 ...
81624324048566472808896104112120128136144152160168176184192200208216224232240248256264272280 .......................
12.
2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98,100
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192, 204, 216, 228, 240, 252, 264, 276,
4, 8, 12, 16, 20
66, 132, 198, 264, 330, 396, 462.
They are all te multiples of 6 within that range.
No odd numbers are multiples of 4.
All multiples of 3 have digits that add up to a multiple of 3.
There are none.
Way too many to list... 3 6 9 12 15 18 21 ...
All multiples of 12, such as 120, 600, 660.