12420661680
12,420,661,680 is an even composite number composed of six prime numbers multiplied together.
12420661680 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 12420661680:
24 × 32 × 5 × 7 × 1132 × 193
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 113 × 113 × 193)See below for interesting mathematical facts about the number 12420661680 from the Numbermatics database.
Names of 12420661680
- Cardinal: 12420661680 can be written as Twelve billion, four hundred twenty million, six hundred sixty-one thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.242066168 × 1010
Factors of 12420661680
Divisors of 12420661680
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 63 70 72 80 84 90 105 112 113 120 126 140 144 168 180 193 210 226 240 252 280 315 336 339 360 386 420 452 504 560 565 579 630 678 720 772 791 840 904 965 1008 1017 1130 1158 1260 1351 1356 1544 1582 1680 1695 1737 1808 1930 2034 2260 2316 2373 2520 2702 2712 2895 3088 3164 3390 3474 3860 3955 4053 4068 4520 4632 4746 5040 5085 5404 5424 5790 6328 6755 6780 6948 7119 7720 7910 8106 8136 8685 9040 9264 9492 10170 10808 11580 11865 12159 12656 12769 13510 13560 13896 14238 15440 15820 16212 16272 17370 18984 20265 20340 21616 21809 23160 23730 24318 25538 27020 27120 27792 28476 31640 32424 34740 35595 37968 38307 40530 40680 43618 46320 47460 48636 51076 54040 56952 60795 63280 63845 64848 65427 69480 71190 76614 81060 81360 87236 89383 94920 97272 102152 108080 109045 113904 114921 121590 127690 130854 138960 142380 152663 153228 162120 174472 178766 189840 191535 194544 196281 204304 218090 229842 243180 255380 261708 268149 284760 305326 306456 324240 327135 348944 357532 383070 392562 436180 446915 457989 459684 486360 510760 523416 536298 569520 574605 610652 612912 654270 715064 763315 766140 785124 804447 872360 893830 915978 919368 972720 981405 1021520 1046832 1072596 1149210 1221304 1308540 1340745 1373967 1430128 1526630 1532280 1570248 1608894 1744720 1787660 1831956 1838736 1962810 2145192 2289945 2298420 2442608 2464417 2617080 2681490 2747934 3053260 3064560 3140496 3217788 3575320 3663912 3925620 4022235 4290384 4579890 4596840 4928834 5234160 5362980 5495868 6106520 6435576 6869835 7150640 7327824 7393251 7851240 8044470 9159780 9193680 9857668 10725960 10991736 12213040 12322085 12871152 13739670 14786502 15702480 16088940 17250919 18319560 19715336 21451920 21983472 22179753 24644170 27479340 29573004 32177880 34501838 36639120 36966255 39430672 44359506 49288340 51752757 54958680 59146008 64355760 69003676 73932510 86254595 88719012 98576680 103505514 109917360 110898765 118292016 138007352 147865020 155258271 172509190 177438024 197153360 207011028 221797530 258763785 276014704 295730040 310516542 345018380 354876048 414022056 443595060 517527570 591460080 621033084 690036760 776291355 828044112 887190120 1035055140 1242066168 1380073520 1552582710 1774380240 2070110280 2484132336 3105165420 4140220560 6210330840 12420661680
- Sum of all divisors σ(n): 48346497888
- Sum of proper divisors (its aliquot sum) s(n): 35925836208
- 12420661680 is an abundant number, because the sum of its proper divisors (35925836208) is greater than itself. Its abundance is 23505174528
Bases of 12420661680
- Binary: 10111001000101010001000001101100002
- Hexadecimal: 0x2E45441B0
- Base-36: 5PEXVW0
Squares and roots of 12420661680
- 12420661680 squared (124206616802) is 154272836569020422400
- 12420661680 cubed (124206616803) is 1916170709437734635641093632000
-
The
square root of 12420661680 is 111448.0223243105 -
The
cube root of 12420661680 is 2315.8739136885
Scales and comparisons
How big is 12420661680?- 12,420,661,680 seconds is equal to 394 years, 48 weeks, 5 days, 15 hours, 48 minutes.
-
To count from 1 to 12,420,661,680 would take you about seven hundred eighty-nine years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 12420661680 cubic inches would be around 193 feet tall.
Recreational maths with 12420661680
- 12420661680 backwards is 08616602421
- 12420661680 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12420661680's digits is 36
- More coming soon!
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