18420285796220

Names of 18420285796220

• Cardinal: 18420285796220 can be written as Eighteen trillion, four hundred twenty billion, two hundred eighty-five million, seven hundred ninety-six thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.842028579622 × 10¹³

Factors of 18420285796220

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6400

Divisors of 18420285796220

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 23 28 31 35 37 44 46 55 62 70 73 74 77 92 110 115 124 140 146 148 154 155 161 185 217 220 230 253 259 292 308 310 322 341 365 370 385 407 434 460 506 511 518 620 644 682 713 730 740 770 803 805 814 851 868 1012 1022 1036 1085 1147 1265 1295 1364 1426 1460 1540 1606 1610 1628 1679 1702 1705 1771 2035 2044 2170 2263 2294 2387 2530 2555 2590 2701 2849 2852 3212 3220 3358 3404 3410 3542 3565 4015 4070 4255 4340 4526 4588 4774 4991 5060 5110 5180 5402 5621 5698 5735 5957 6211 6716 6820 7084 7130 7843 8029 8030 8140 8395 8510 8855 9052 9361 9548 9982 10220 10804 11242 11315 11396 11470 11753 11914 11935 12422 12617 13505 14245 14260 15686 15841 16058 16060 16790 17020 17710 18469 18722 18907 19964 22484 22630 22940 23506 23828 23870 24844 24893 24955 25234 26381 27010 28105 28490 29711 29785 31055 31372 31682 32116 33580 35420 36938 37444 37814 39215 40145 43477 45260 46805 47012 47740 49786 49910 50468 52049 52762 54020 54901 56210 56980 58765 59422 59570 62110 62123 63085 63364 65527 68321 73876 75628 78430 79205 80290 83731 86954 88319 92345 93610 94535 99572 99820 104098 105524 109802 112420 117530 118844 119140 124220 124246 124465 126170 129283 131054 131905 136642 142853 148555 156860 158410 160580 167462 173908 174251 176638 184667 184690 187220 189070 192541 207977 208196 217385 219604 229807 235060 248492 248930 252340 258566 260245 262108 263810 273284 274505 285706 290191 297110 310615 316820 327635 334924 341605 348502 353276 364343 369334 369380 378140 385082 415954 418655 434770 434861 441595 453403 459614 478247 497860 517132 520490 527620 549010 571412 572539 580382 586117 594220 621230 646415 655270 683210 683353 697004 714265 728686 738668 770164 831908 837310 869540 869722 871255 883190 906806 919228 921041 923335 956494 962705 999971 1039885 1040980 1098020 1145078 1149035 1160764 1172234 1242460 1292830 1310540 1347787 1366420 1366706 1428530 1450955 1457372 1571383 1608649 1674620 1739444 1742510 1766380 1813612 1821715 1842082 1846670 1912988 1925410 1925813 1999942 2031337 2079770 2117951 2174305 2267015 2290156 2298070 2344468 2391235 2527877 2585660 2695574 2733412 2857060 2862695 2901910 2930585 3142766 3173821 3217298 3416765 3485020 3643430 3684164 3693340 3850820 3851626 3999884 4007773 4062674 4159540 4235902 4348610 4428443 4534030 4596140 4605205 4782470 4783471 4987433 4999855 5055754 5285561 5391148 5725390 5803820 5861170 6285532 6347642 6434596 6447287 6738935 6833530 7124017 7286860 7703252 7856915 8015546 8043245 8125348 8471804 8697220 8856886 9068060 9210410 9564940 9566942 9629065 9974866 9999710 10111508 10156685 10428269 10571122 10589755 10999681 11450780 11722340 12639385 12695284 12894574 13477870 13480691 13667060 14055493 14248034 14825657 15713830 15869105 16031092 16086490 16775911 17695139 17713772 18420820 19133884 19258130 19949732 19999420 20038865 20313370 20856538 21142244 21179510 21183943 21999362 22142215 23917355 24937165 25278770 25789148 26427805 26955740 26961382 28110986 28496068 29651314 30999101 31427660 31738210 32172980 32236435 33551822 34912031 35390278 35620085 36998927 38516260 40077730 40626740 41713076 42359020 42367886 43998724 44284430 47834710 48712873 49868119 49874330 50557540 52141345 52855610 53922764 54998405 56221972 58141171 59302628 61998202 63476420 64472870 67103644 67403455 69824062 70277465 70780556 71240170 72997883 73997854 74128285 78364187 80155460 83879555 84735772 88475695 88568860 95669420 97425746 98388451 99736238 99748660 104282690 105711220 105919715 109996810 114710959 116282342 117431377 123996404 128945740 134806910 139648124 140554930 142480340 145995766 147995708 148256570 148287601 154610423 154995505 156728374 163852391 167759110 174560155 176951390 184535021 184994635 194851492 196776902 199472476 208565380 211839430 219993620 229421918 232564684 234862754 243564365 249340595 269613820 281109860 290705855 291991532 296513140 296575202 309220846 309991010 313456748 323276339 327704782 335518220 340990111 349120310 353902780 364989415 369070042 369989270 385845953 391820935 393553804 406988197 423678860 458843836 469725508 487128730 491942255 498681190 520053241 548549309 573554795 581411710 587156885 593150404 618441692 619982020 646552678 655409564 681980222 698240620 729978830 738140084 739978540 741438005 771691906 773052115 783641870 802976713 813976394 819261955 922675105 974257460 983884510 997362380 1040106482 1082272961 1097098618 1146966737 1147109590 1162823420 1174313770 1291745147 1293105356 1363960444 1459957660 1482876010 1543383812 1546104230 1567283740 1605953426 1616381695 1627952788 1638523910 1704950555 1802376301 1845350210 1929229765 1967769020 2034940985 2080212964 2164545922 2194197236 2262934373 2293933474 2294219180 2348627540 2583490294 2600266205 2700921671 2742746545 2965752020 3092208460 3211906852 3232763390 3277047820 3409901110 3556039729 3604752602 3640372687 3690700420 3858459530 4014883565 4069881970 4244305483 4329091844 4525868746 4587866948 5166980588 5200532410 5401843342 5411364805 5485493090 5720585651 5734833685 6458725735 6465526780 6819802220 7112079458 7209505204 7280745374 7716919060 8029767130 8139763940 8488610966 9011881505 9051737492 10401064820 10803686684 10822729610 10970986180 11314671865 11441171302 11469667370 11961224543 12616634107 12917451470 13504608355 14224158916 14561490748 16059534260 16977221932 17780198645 18023763010 18201863435 21221527415 21645459220 22629343730 22882342604 22939334740 23922449086 24892278103 25233268214 25834902940 27009216710 28602928255 29710138381 35560397290 36047526020 36403726870 40044099557 42443054830 45258687460 47844898172 49784556206 50466536428 54018433420 57205856510 59420276762 59806122715 63083170535 71120794580 72807453740 80088199114 83728571801 84886109660 99569112412 114411713020 118840553524 119612245430 124461390515 126166341070 131573469973 148550691905 160176398228 167457143602 200220497785 239224490860 248922781030 252332682140 263146939946 297101383810 334914287204 400440995570 418642859005 497845562060 526293879892 594202767620 657867349865 800881991140 837285718010 921014289811 1315734699730 1674571436020 1842028579622 2631469399460 3684057159244 4605071449055 9210142898110 18420285796220
• Sum of all divisors σ(n): 54091435474944
• Sum of proper divisors (its aliquot sum) s(n): 35671149678724
• 18420285796220 is an abundant number, because the sum of its proper divisors (35671149678724) is greater than itself. Its abundance is 17250863882504

Bases of 18420285796220

• Binary: 100001100000011001110100101110110111101111100₂
• Hexadecimal: 0x10C0CE976F7C
• Base-36: 6J25UKCQK

Squares and roots of 18420285796220

• 18420285796220 squared (18420285796220²) is 339306928814424279366288400
• 18420285796220 cubed (18420285796220³) is 6250130601399370197467551437220149848000
• The square root of 18420285796220 is 4291886.0418492009
• The cube root of 18420285796220 is 26409.8208202055

Scales and comparisons

• 18,420,285,796,220 seconds is equal to 585,708 years, 5 weeks, 5 days, 6 hours, 30 minutes, 20 seconds.
• To count from 1 to 18,420,285,796,220 would take you about one million, four hundred sixty-four thousand, two hundred seventy 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 18420285796220 cubic inches would be around 2200.8 feet tall.

Recreational maths with 18420285796220

• 18420285796220 backwards is 02269758202481
• The number of decimal digits it has is: 14
• The sum of 18420285796220's digits is 56
• More coming soon!