12428071680
12,428,071,680 is an even composite number composed of six prime numbers multiplied together.
12428071680 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 12428071680:
28 × 3 × 5 × 17 × 61 × 3121
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 17 × 61 × 3121)See below for interesting mathematical facts about the number 12428071680 from the Numbermatics database.
Names of 12428071680
- Cardinal: 12428071680 can be written as Twelve billion, four hundred twenty-eight million, seventy-one thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.242807168 × 1010
Factors of 12428071680
Divisors of 12428071680
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 61 64 68 80 85 96 102 120 122 128 136 160 170 183 192 204 240 244 255 256 272 305 320 340 366 384 408 480 488 510 544 610 640 680 732 768 816 915 960 976 1020 1037 1088 1220 1280 1360 1464 1632 1830 1920 1952 2040 2074 2176 2440 2720 2928 3111 3121 3264 3660 3840 3904 4080 4148 4352 4880 5185 5440 5856 6222 6242 6528 7320 7808 8160 8296 9363 9760 10370 10880 11712 12444 12484 13056 14640 15555 15605 15616 16320 16592 18726 19520 20740 21760 23424 24888 24968 29280 31110 31210 32640 33184 37452 39040 41480 46815 46848 49776 49936 53057 58560 62220 62420 65280 66368 74904 78080 82960 93630 99552 99872 106114 117120 124440 124840 132736 149808 159171 165920 187260 190381 199104 199744 212228 234240 248880 249680 265285 265472 299616 318342 331840 374520 380762 398208 399488 424456 497760 499360 530570 571143 599232 636684 663680 749040 761524 795855 796416 798976 848912 951905 995520 998720 1061140 1142286 1198464 1273368 1327360 1498080 1523048 1591710 1697824 1903810 1991040 1997440 2122280 2284572 2396928 2546736 2855715 2996160 3046096 3183420 3236477 3395648 3807620 3982080 3994880 4244560 4569144 5093472 5711430 5992320 6092192 6366840 6472954 6791296 7615240 8489120 9138288 9709431 10186944 11422860 11984640 12184384 12733680 12945908 13582592 15230480 16182385 16978240 18276576 19418862 20373888 22845720 24368768 25467360 25891816 30460960 32364770 33956480 36553152 38837724 40747776 45691440 48547155 48737536 50934720 51783632 60921920 64729540 67912960 73106304 77675448 91382880 97094310 101869440 103567264 121843840 129459080 146212608 155350896 182765760 194188620 203738880 207134528 243687680 258918160 310701792 365531520 388377240 414269056 517836320 621403584 731063040 776754480 828538112 1035672640 1242807168 1553508960 2071345280 2485614336 3107017920 4142690560 6214035840 12428071680
- Sum of all divisors σ(n): 42729640128
- Sum of proper divisors (its aliquot sum) s(n): 30301568448
- 12428071680 is an abundant number, because the sum of its proper divisors (30301568448) is greater than itself. Its abundance is 17873496768
Bases of 12428071680
- Binary: 10111001001100010101010011000000002
- Hexadecimal: 0x2E4C55300
- Base-36: 5PJCPHC
Squares and roots of 12428071680
- 12428071680 squared (124280716802) is 154456965683218022400
- 12428071680 cubed (124280716803) is 1919602240986333755455045632000
-
The
square root of 12428071680 is 111481.2615644441 -
The
cube root of 12428071680 is 2316.3343618963
Scales and comparisons
How big is 12428071680?- 12,428,071,680 seconds is equal to 395 years, 9 weeks, 10 hours, 8 minutes.
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To count from 1 to 12,428,071,680 would take you about seven hundred ninety 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 12428071680 cubic inches would be around 193 feet tall.
Recreational maths with 12428071680
- 12428071680 backwards is 08617082421
- The number of decimal digits it has is: 11
- The sum of 12428071680's digits is 39
- More coming soon!
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