12400901785840

Names of 12400901785840

• Cardinal: 12400901785840 can be written as Twelve trillion, four hundred billion, nine hundred one million, seven hundred eighty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.240090178584 × 10¹³

Factors of 12400901785840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 461

Divisors of 12400901785840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 29 38 40 58 76 80 95 113 116 145 152 190 226 232 290 293 304 380 452 464 551 565 580 586 760 841 904 1102 1130 1160 1172 1465 1520 1682 1808 2147 2204 2260 2320 2344 2755 2930 3277 3364 4205 4294 4408 4520 4688 5510 5567 5860 6554 6728 8410 8497 8588 8816 9040 10735 11020 11134 11720 13108 13456 15979 16385 16820 16994 17176 21470 22040 22268 23440 26216 27835 31958 32770 33109 33640 33988 34352 42485 42940 44080 44536 52432 55670 62263 63916 65540 66218 67280 67976 79895 84970 85849 85880 89072 95033 111340 124526 127832 131080 132436 135952 159790 161443 165545 169940 171698 171760 190066 222680 246413 249052 255664 262160 264872 311315 319580 322886 331090 339880 343396 380132 429245 445360 475165 492826 498104 529744 622630 629071 639160 645772 662180 679760 686792 760264 807215 858490 950330 960161 985652 996208 1232065 1245260 1258142 1278320 1291544 1324360 1373584 1520528 1614430 1631131 1716980 1805627 1900660 1920322 1971304 2464130 2489621 2490520 2516284 2583088 2648720 3145355 3228860 3262262 3433960 3611254 3801320 3840644 3942608 4681847 4800805 4928260 4979242 4981040 5032568 6290710 6457720 6524524 6867920 7222508 7602640 7681288 8155655 9028135 9363694 9601610 9700937 9856520 9958484 10065136 12448105 12581420 12915440 13049048 14445016 15362576 16311310 18056270 18243059 18727388 19203220 19401874 19713040 19916968 23409235 24896210 25162840 26098096 27844669 28890032 32622620 36112540 36486118 37454776 38406440 38803748 39833936 46818470 47302799 48504685 49792420 50325680 55689338 65245240 72199009 72225080 72972236 74909552 76812880 77607496 91215295 93636940 94605598 97009370 99584840 111378676 130490480 139223345 144398018 144450160 145944472 155214992 182430590 184317803 187273880 189211196 194018740 199169680 222757352 236513995 278446690 281327173 288796036 291888944 360995045 364861180 368635606 374547760 378422392 388037480 445514704 473027990 529048711 556893380 562654346 577592072 721990090 729722360 737271212 756844784 776074960 921589015 946055980 1058097422 1113786760 1125308692 1155184144 1371781171 1406635865 1443980180 1459444720 1474542424 1843178030 1892111960 2116194844 2227573520 2250617384 2645243555 2743562342 2813271730 2887960360 2949084848 3686356060 3784223920 4232389688 4501234768 5290487110 5345216287 5487124684 5626543460 5775920720 6858905855 7372712120 8158488017 8464779376 10580974220 10690432574 10974249368 11253086920 13717811710 14745424240 16316976034 21161948440 21380865148 21948498736 22506173840 26726081435 27435623420 32633952068 40792440085 42323896880 42761730296 53452162870 54871246840 65267904136 81584880170 85523460592 106904325740 109742493680 130535808272 155011272323 163169760340 213808651480 310022544646 326339520680 427617302960 620045089292 652679041360 775056361615 1240090178584 1550112723230 2480180357168 3100225446460 6200450892920 12400901785840
• Sum of all divisors σ(n): 31818956916240
• Sum of proper divisors (its aliquot sum) s(n): 19418055130400
• 12400901785840 is an abundant number, because the sum of its proper divisors (19418055130400) is greater than itself. Its abundance is 7017153344560

Bases of 12400901785840

• Binary: 10110100011101001111010110001000100011110000₂
• Hexadecimal: 0xB474F5888F0
• Base-36: 4E8W8QOZ4

Squares and roots of 12400901785840

• 12400901785840 squared (12400901785840²) is 153782365102049701224505600
• 12400901785840 cubed (12400901785840³) is 1907040006024707033759409929811080704000
• The square root of 12400901785840 is 3521491.4149888255
• The cube root of 12400901785840 is 23146.4516240325

Scales and comparisons

• 12,400,901,785,840 seconds is equal to 394,310 years, 16 weeks, 3 days, 20 hours, 30 minutes, 40 seconds.
• To count from 1 to 12,400,901,785,840 would take you about nine hundred eighty-five thousand, seven hundred seventy-five 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 12400901785840 cubic inches would be around 1928.9 feet tall.

Recreational maths with 12400901785840

• 12400901785840 backwards is 04858710900421
• The number of decimal digits it has is: 14
• The sum of 12400901785840's digits is 49
• More coming soon!