Q: Is 742,000 a Prime Number?
A: No, 742,000 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 742000 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 53 56 70 80 100 106 112 125 140 175 200 212 250 265 280 350 371 400 424 500 530 560 700 742 848 875 1,000 1,060 1,325 1,400 1,484 1,750 1,855 2,000 2,120 2,650 2,800 2,968 3,500 3,710 4,240 5,300 5,936 6,625 7,000 7,420 9,275 10,600 13,250 14,000 14,840 18,550 21,200 26,500 29,680 37,100 46,375 53,000 74,200 92,750 106,000 148,400 185,500 371,000 and 742,000, with no remainder.
Since 742,000 cannot be divided by just 1 and 742,000, it is not a prime number.