12391029840
12,391,029,840 is an even composite number composed of seven prime numbers multiplied together.
12391029840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 12391029840:
24 × 3 × 5 × 72 × 31 × 41 × 829
(2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 31 × 41 × 829)See below for interesting mathematical facts about the number 12391029840 from the Numbermatics database.
Names of 12391029840
- Cardinal: 12391029840 can be written as Twelve billion, three hundred ninety-one million, twenty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.239102984 × 1010
Factors of 12391029840
Divisors of 12391029840
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 31 35 40 41 42 48 49 56 60 62 70 80 82 84 93 98 105 112 120 123 124 140 147 155 164 168 186 196 205 210 217 240 245 246 248 280 287 294 310 328 336 372 392 410 420 434 465 490 492 496 560 574 588 615 620 651 656 735 744 784 820 829 840 861 868 930 980 984 1085 1148 1176 1230 1240 1271 1302 1435 1470 1488 1519 1640 1658 1680 1722 1736 1860 1960 1968 2009 2170 2296 2352 2460 2480 2487 2542 2604 2870 2940 3038 3255 3280 3316 3444 3472 3720 3813 3920 4018 4145 4305 4340 4557 4592 4920 4974 5084 5208 5740 5803 5880 6027 6076 6355 6510 6632 6888 7440 7595 7626 8036 8290 8610 8680 8897 9114 9840 9948 10045 10168 10416 11480 11606 11760 12054 12152 12435 12710 13020 13264 13776 15190 15252 16072 16580 17220 17360 17409 17794 18228 19065 19896 20090 20336 22785 22960 23212 24108 24304 24870 25420 25699 26040 26691 29015 30135 30380 30504 32144 33160 33989 34440 34818 35588 36456 38130 39792 40180 40621 44485 45570 46424 48216 49740 50840 51398 52080 53382 58030 60270 60760 61008 62279 66320 67978 68880 69636 71176 72912 76260 77097 80360 81242 87045 88970 91140 92848 96432 99480 101680 101967 102796 106764 116060 120540 121520 121863 124558 128495 133455 135956 139272 142352 152520 154194 160720 162484 169945 174090 177940 179893 182280 186837 198960 203105 203934 205592 213528 232120 237923 241080 243726 249116 256990 266910 271912 278544 305040 308388 311395 324968 339890 348180 355880 359786 364560 373674 385485 406210 407868 411184 427056 464240 475846 482160 487452 498232 509835 513980 533820 539679 543824 609315 616776 622790 649936 679780 696360 711760 713769 719572 747348 770970 812420 815736 899465 934185 951692 974904 996464 1019670 1027960 1053659 1067640 1079358 1189615 1218630 1233552 1245580 1259251 1359560 1392720 1427538 1439144 1494696 1541940 1624840 1631472 1665461 1798930 1868370 1903384 1949808 2039340 2055920 2107318 2135280 2158716 2379230 2437260 2491160 2518502 2698395 2719120 2855076 2878288 2989392 3083880 3160977 3249680 3330922 3568845 3597860 3736740 3777753 3806768 4078680 4214636 4317432 4758460 4874520 4982320 4996383 5037004 5268295 5396790 5710152 6167760 6296255 6321954 6661844 7137690 7195720 7375613 7473480 7555506 8157360 8327305 8429272 8634864 9516920 9749040 9992766 10074008 10536590 10793580 11420304 12592510 12643908 13323688 14275380 14391440 14751226 14946960 15111012 15804885 16654610 16858544 18888765 19033840 19985532 20148016 21073180 21587160 22126839 24981915 25185020 25287816 26647376 28550760 29502452 30222024 31609770 33309220 36878065 37777530 39971064 42146360 43174320 44253678 49963830 50370040 50575632 51629291 57101520 59004904 60444048 63219540 66618440 73756130 75555060 79942128 84292720 88507356 99927660 100740080 103258582 110634195 118009808 126439080 133236880 147512260 151110120 154887873 177014712 199855320 206517164 221268390 252878160 258146455 295024520 302220240 309775746 354029424 399710640 413034328 442536780 516292910 590049040 619551492 774439365 826068656 885073560 1032585820 1239102984 1548878730 1770147120 2065171640 2478205968 3097757460 4130343280 6195514920 12391029840
- Sum of all divisors σ(n): 47306972160
- Sum of proper divisors (its aliquot sum) s(n): 34915942320
- 12391029840 is an abundant number, because the sum of its proper divisors (34915942320) is greater than itself. Its abundance is 22524912480
Bases of 12391029840
- Binary: 10111000101001000000011100010100002
- Hexadecimal: 0x2E2901C50
- Base-36: 5OXARTC
Squares and roots of 12391029840
- 12391029840 squared (123910298402) is 153537620495770425600
- 12391029840 cubed (123910298403) is 1902489237125686937399099904000
-
The
square root of 12391029840 is 111315.0027624309 -
The
cube root of 12391029840 is 2314.0307953153
Scales and comparisons
How big is 12391029840?- 12,391,029,840 seconds is equal to 393 years, 51 weeks, 5 days, 16 hours, 44 minutes.
-
To count from 1 to 12,391,029,840 would take you about seven hundred eighty-seven 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 12391029840 cubic inches would be around 192.8 feet tall.
Recreational maths with 12391029840
- 12391029840 backwards is 04892019321
- The number of decimal digits it has is: 11
- The sum of 12391029840's digits is 39
- More coming soon!
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