12840849840
12,840,849,840 is an even composite number composed of six prime numbers multiplied together.
12840849840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 12840849840:
24 × 3 × 5 × 73 × 133 × 71
(2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 7 × 13 × 13 × 13 × 71)See below for interesting mathematical facts about the number 12840849840 from the Numbermatics database.
Names of 12840849840
- Cardinal: 12840849840 can be written as Twelve billion, eight hundred forty million, eight hundred forty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.284084984 × 1010
Factors of 12840849840
Divisors of 12840849840
- Number of divisors d(n): 640
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 35 39 40 42 48 49 52 56 60 65 70 71 78 80 84 91 98 104 105 112 120 130 140 142 147 156 168 169 182 195 196 208 210 213 240 245 260 273 280 284 294 312 336 338 343 355 364 390 392 420 426 455 490 497 507 520 546 560 568 588 624 637 676 686 710 728 735 780 784 840 845 852 910 923 980 994 1014 1029 1040 1065 1092 1136 1176 1183 1274 1352 1365 1372 1420 1456 1470 1491 1560 1680 1690 1704 1715 1820 1846 1911 1960 1988 2028 2058 2130 2184 2197 2352 2366 2485 2535 2548 2704 2730 2744 2769 2840 2940 2982 3120 3185 3380 3408 3430 3479 3549 3640 3692 3822 3920 3976 4056 4116 4260 4368 4394 4459 4615 4732 4970 5070 5096 5145 5460 5488 5538 5680 5880 5915 5964 6370 6461 6591 6760 6860 6958 7098 7280 7384 7455 7644 7952 8112 8232 8281 8520 8788 8918 9230 9464 9555 9940 10140 10192 10290 10437 10920 10985 11076 11760 11830 11928 11999 12740 12922 13182 13377 13520 13720 13845 13916 14196 14768 14910 15288 15379 16464 16562 17040 17395 17576 17745 17836 18460 18928 19110 19383 19880 20280 20580 20874 21840 21970 22152 22295 23660 23856 23998 24353 24843 25480 25844 26364 26754 27440 27690 27832 28392 29820 30576 30758 32305 32955 33124 34790 35152 35490 35672 35997 36920 38220 38766 39760 40560 41160 41405 41748 43940 44304 44590 45227 46137 47320 47996 48706 49686 50960 51688 52185 52728 53508 55380 55664 56784 57967 59640 59995 61516 64610 65910 66248 66885 69580 70980 71344 71994 73059 73840 76440 76895 77532 82320 82810 83496 83993 87880 89180 90454 92274 94640 95992 96915 97412 99372 103376 104370 105456 107016 107653 110760 115934 119280 119990 121765 123032 124215 129220 131820 132496 133770 135681 139160 141960 143988 146118 152880 153790 155064 155987 165620 166992 167986 173901 175760 178360 179985 180908 184548 191984 193830 194824 198744 208740 214032 215306 221520 226135 230685 231868 239980 243530 246064 248430 251979 258440 263640 267540 271362 278320 283920 287976 289835 292236 307580 310128 311974 316589 322959 331240 335972 347802 356720 359970 361816 365295 369096 387660 389648 397488 417480 419965 430612 452270 461370 463736 467961 479960 487060 496860 503958 516880 527280 535080 538265 542724 575952 579670 584472 587951 615160 623948 633178 645918 662480 671944 678405 695604 719940 723632 730590 738192 753571 775320 779935 834960 839930 861224 869505 904540 922740 927472 935922 949767 959920 974120 993720 1007916 1070160 1076530 1085448 1091909 1159340 1168944 1175902 1230320 1247896 1259895 1266356 1291836 1343888 1356810 1391208 1439880 1461180 1507142 1550640 1559870 1582945 1614795 1679860 1722448 1739010 1763853 1809080 1845480 1871844 1899534 1948240 1987440 2015832 2153060 2170896 2183818 2260713 2318680 2339805 2351804 2495792 2519790 2532712 2583672 2713620 2782416 2879760 2922360 2939755 3014284 3119740 3165890 3229590 3275727 3359720 3478020 3527706 3618160 3690960 3743688 3767855 3799068 4031664 4115657 4306120 4367636 4521426 4637360 4679610 4703608 4748835 5039580 5065424 5167344 5427240 5459545 5844720 5879510 6028568 6239480 6331780 6459180 6551454 6719440 6956040 7055412 7487376 7535710 7598136 7643363 8231314 8612240 8735272 8819265 9042852 9359220 9407216 9497670 10079160 10854480 10919090 11303565 11759020 12057136 12346971 12478960 12663560 12918360 13102908 13912080 14110824 15071420 15196272 15286726 16378635 16462628 17470544 17638530 18085704 18718440 18995340 20158320 20578285 21838180 22607130 22930089 23518040 24693942 25327120 25836720 26205816 28221648 30142840 30573452 32757270 32925256 35277060 36171408 37436880 37990680 38216815 41156570 43676360 45214260 45860178 47036080 49387884 52411632 53503541 60285680 61146904 61734855 65514540 65850512 70554120 75981360 76433630 82313140 87352720 90428520 91720356 98775768 107007082 114650445 122293808 123469710 131029080 141108240 152867260 160510623 164626280 180857040 183440712 197551536 214014164 229300890 246939420 262058160 267517705 305734520 321021246 329252560 366881424 428028328 458601780 493878840 535035410 611469040 642042492 802553115 856056656 917203560 987757680 1070070820 1284084984 1605106230 1834407120 2140141640 2568169968 3210212460 4280283280 6420424920 12840849840
- Sum of all divisors σ(n): 50996736000
- Sum of proper divisors (its aliquot sum) s(n): 38155886160
- 12840849840 is an abundant number, because the sum of its proper divisors (38155886160) is greater than itself. Its abundance is 25315036320
Bases of 12840849840
- Binary: 10111111010101111111010001101100002
- Hexadecimal: 0x2FD5FD1B0
- Base-36: 5WD3Z5C
Squares and roots of 12840849840
- 12840849840 squared (128408498402) is 164887424613428025600
- 12840849840 cubed (128408498403) is 2117294659965349324377275904000
-
The
square root of 12840849840 is 113317.4736746279 -
The
cube root of 12840849840 is 2341.6999992273
Scales and comparisons
How big is 12840849840?- 12,840,849,840 seconds is equal to 408 years, 15 weeks, 3 days, 22 hours, 44 minutes.
-
To count from 1 to 12,840,849,840 would take you about eight hundred sixteen 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 12840849840 cubic inches would be around 195.1 feet tall.
Recreational maths with 12840849840
- 12840849840 backwards is 04894804821
- 12840849840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12840849840's digits is 48
- More coming soon!
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