18013979256240

Names of 18013979256240

• Cardinal: 18013979256240 can be written as Eighteen trillion, thirteen billion, nine hundred seventy-nine million, two hundred fifty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.801397925624 × 10¹³

Factors of 18013979256240

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4155

Divisors of 18013979256240

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 31 33 40 44 48 55 60 62 66 80 88 93 107 110 120 124 132 155 165 176 186 214 220 240 248 264 310 321 330 341 372 428 440 465 496 528 535 607 620 642 660 682 744 856 880 930 1023 1070 1177 1214 1240 1284 1320 1364 1488 1605 1705 1712 1821 1860 2046 2140 2354 2428 2480 2568 2640 2728 3035 3210 3317 3389 3410 3531 3642 3720 4092 4280 4708 4856 5115 5136 5456 5885 6070 6420 6634 6677 6778 6820 7062 7284 7440 8184 8560 9105 9416 9712 9951 10167 10230 11770 12140 12840 13268 13354 13556 13640 14124 14568 16368 16585 16945 17655 18210 18817 18832 19902 20031 20334 20460 23540 24280 25680 26536 26708 27112 27280 28248 29136 33170 33385 33890 35310 36420 36487 37279 37634 39804 40062 40668 40920 47080 48560 49755 50835 53072 53416 54224 56451 56496 64949 66340 66770 67780 70620 72840 72974 74558 75268 79608 80124 81336 81840 94085 94160 99510 100155 101670 105059 106832 109461 111837 112902 129898 132680 133540 135560 141240 145680 145948 149116 150536 159216 160248 162672 182435 186395 188170 194847 199020 200310 203340 206987 210118 218922 223674 225804 259796 265360 267080 271120 282255 282480 291896 298232 301072 315177 320496 324745 362623 364870 372790 376340 389694 398040 400620 406680 413974 420236 437844 447348 451608 519592 525295 534160 547305 559185 564510 583792 596464 620961 630354 649490 714439 725246 729740 745580 752680 779388 796080 801240 813360 827948 840472 875688 894696 903216 974235 1034935 1039184 1050590 1087869 1094610 1118370 1129020 1155649 1241922 1260708 1298980 1428878 1450492 1459480 1491160 1505360 1558776 1575885 1602480 1655896 1680944 1751376 1789392 1813115 1948470 2013419 2057123 2069870 2101180 2143317 2175738 2189220 2236740 2258040 2311298 2483844 2521416 2597960 2857756 2900984 2918960 2982320 3104805 3117552 3151770 3311792 3466947 3572195 3626230 3896940 3988853 4026838 4114246 4139740 4202360 4286634 4351476 4378440 4473480 4516080 4622596 4967688 5042832 5195920 5439345 5715512 5778245 5801968 6040257 6171369 6209610 6303540 6933894 7144390 7252460 7793880 7977706 8053676 8228492 8279480 8404720 8573268 8702952 8756880 8946960 9245192 9935376 10067095 10285615 10716585 10878690 11241313 11431024 11556490 11966559 12080514 12342738 12419220 12607080 13867788 14288780 14504920 15587760 15955412 16107352 16456984 16558960 17146536 17334735 17405904 18490384 19944265 20134190 20571230 21433170 21757380 22147609 22482626 22628353 23112980 23933118 24161028 24685476 24838440 25214160 27735576 28577560 29009840 30201285 30856845 31910824 32214704 32913968 33723939 34293072 34669470 39888530 40268380 41142460 42866340 43514760 44295218 44965252 45256706 46225960 47866236 48322056 49370952 49676880 55471152 56206565 57155120 59832795 60402570 61713690 63770813 63821648 66442827 67447878 67885059 69338940 79777060 80536760 82284920 85732680 87029520 88590436 89930504 90513412 92451920 95732472 96644112 98741904 110738045 112413130 113141765 119665590 120805140 123427380 123654443 127541626 132885654 134895756 135770118 138677880 159554120 161073520 164569840 168619695 171465360 177180872 179861008 181026824 191312439 191464944 220112161 221476090 224826260 226283530 239331180 241610280 246854760 247308886 255083252 265771308 269791512 271540236 277355760 318854065 319108240 332214135 337239390 339425295 354361744 362053648 370963329 382624878 440224322 442952180 449652520 452567060 478662360 483220560 493709520 494617772 510166504 531542616 539583024 543080472 618272215 637708130 660336483 664428270 674478780 678850590 701478943 741926658 765249756 880448644 885904360 899305040 905134120 956562195 957324720 989235544 1020333008 1063085232 1086160944 1100560805 1236544430 1275416260 1320672966 1328856540 1348957560 1357701180 1402957886 1483853316 1530499512 1760897288 1771808720 1810268240 1854816645 1913124390 1978471088 2104436829 2201121610 2421233771 2473088860 2550832520 2641345932 2657713080 2697915120 2715402360 2805915772 2967706632 3060999024 3301682415 3507394715 3521794576 3709633290 3826248780 4208873658 4402243220 4842467542 4946177720 5101665040 5282691864 5315426160 5430804720 5611831544 5935413264 6603364830 6823476991 7014789430 7263701313 7419266580 7652497560 8417747316 8804486440 9684935084 9892355440 10522184145 10565383728 11223663088 12106168855 13206729660 13646953982 14029578860 14527402626 14838533160 15304995120 16835494632 17608972880 19369870168 20470430973 21044368290 24212337710 26413459320 27293907964 28059157720 29054805252 29677066320 33670989264 34117384955 36318506565 38739740336 40940861946 42088736580 48424675420 52826918640 54587815928 56118315440 58109610504 68234769910 72637013130 75058246901 81881723892 84177473160 96849350840 102352154865 109175631856 116219221008 136469539820 145274026260 150116493802 163763447784 168354946320 193698701680 204704309730 225174740703 272939079640 290548052520 300232987604 327526895568 375291234505 409408619460 450349481406 545878159280 581096105040 600465975208 750582469010 818817238920 900698962812 1125873703515 1200931950416 1501164938020 1637634477840 1801397925624 2251747407030 3002329876040 3602795851248 4503494814060 6004659752080 9006989628120 18013979256240
• Sum of all divisors σ(n): 63596203868160
• Sum of proper divisors (its aliquot sum) s(n): 45582224611920
• 18013979256240 is an abundant number, because the sum of its proper divisors (45582224611920) is greater than itself. Its abundance is 27568245355680

Bases of 18013979256240

• Binary: 100000110001000110100110101011010010110110000₂
• Hexadecimal: 0x106234D5A5B0
• Base-36: 6DVIA541C

Squares and roots of 18013979256240

• 18013979256240 squared (18013979256240²) is 324503448644245023578937600
• 18013979256240 cubed (18013979256240³) is 5845598392455772006206831610577370624000
• The square root of 18013979256240 is 4244287.8385236787
• The cube root of 18013979256240 is 26214.1966338345

Scales and comparisons

• 18,013,979,256,240 seconds is equal to 572,788 years, 42 weeks, 4 days, 6 hours, 44 minutes.
• To count from 1 to 18,013,979,256,240 would take you about one million, four hundred thirty-one thousand, nine hundred seventy-two 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 18013979256240 cubic inches would be around 2184.5 feet tall.

Recreational maths with 18013979256240

• 18013979256240 backwards is 04265297931081
• The number of decimal digits it has is: 14
• The sum of 18013979256240's digits is 57
• More coming soon!