It is 1530 because it has a digital sum of 9 whereas all the rest have a digital sum of 6
Chat with our AI personalities
1530
5 35 only has 4 factors (35*1 and 7*5) and out of these factors start with the largest factor and divide 1530 by it. The largest one that does not end in a fraction will be your GCF.... in this case 5
20% of 765 = 153 = 20% * 765 = 20%/100% * 765 = 1530/10 or 153
The first 15 multiples of 153: 153, 306, 459, 612, 765, 918, 1071, 1224, 1377, 1530, 1683, 1836, 1989, 2142, 2295 . . .
All multiples of the lowest common multiple of 2, 3 and 5 are divisible by them all; lcm(2, 3, 5) = 30, so all multiples of 30 are divisible by 2, 3 and 5. Take your pick of four from: 30, 60, 90, 120, 150, 180, 210, 240, 270, 300, 330, 360, 390, 420, 450, 480, 510, 540, 570, 600, 630, 660, 690, 720, 750, 780, 810, 840, 870, 900, 930, 960, 990, 1020, 1050, 1080, 1110, 1140, 1170, 1200, 1230, 1260, 1290, 1320, 1350, 1380, 1410, 1440, 1470, 1500, 1530, 1560, 1590, 1620, 1650, 1680, 1710, 1740, 1770, 1800, 1830, 1860, 1890, 1920, 1950, 1980, 2010, 2040, 2070, 2100, 2130, 2160, 2190, 2220, 2250, 2280, 2310, 2340, 2370, 2400, 2430, 2460, 2490, 2520, 2550, 2580, 2610, 2640, 2670, 2700, 2730, 2760, 2790, 2820, 2850, 2880, 2910, 2940, 2970, 3000, ...