21418381831680

Names of 21418381831680

• Cardinal: 21418381831680 can be written as Twenty-one trillion, four hundred eighteen billion, three hundred eighty-one million, eight hundred thirty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.141838183168 × 10¹³

Factors of 21418381831680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1448

Divisors of 21418381831680

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 37 40 45 48 60 64 72 74 80 90 96 111 120 127 128 144 148 160 180 181 185 192 222 240 254 256 288 296 320 333 360 362 370 381 384 444 480 508 512 543 555 576 592 635 640 666 720 724 740 762 768 888 905 960 1016 1086 1093 1110 1143 1152 1184 1270 1280 1332 1440 1448 1480 1524 1536 1629 1665 1776 1810 1905 1920 2032 2172 2186 2220 2286 2304 2368 2540 2560 2664 2715 2880 2896 2960 3048 3258 3279 3330 3552 3620 3810 3840 4064 4344 4372 4440 4572 4608 4699 4736 5080 5328 5430 5465 5715 5760 5792 5920 6096 6516 6558 6660 6697 7104 7240 7620 7680 8128 8145 8688 8744 8880 9144 9398 9472 9837 10160 10656 10860 10930 11430 11520 11584 11840 12192 13032 13116 13320 13394 14097 14208 14480 15240 16256 16290 16395 17376 17488 17760 18288 18796 18944 19674 20091 20320 21312 21720 21860 22860 22987 23040 23168 23495 23680 24384 26064 26232 26640 26788 28194 28416 28960 30480 32512 32580 32790 33485 34752 34976 35520 36576 37592 39348 40182 40441 40640 42291 42624 43440 43720 45720 45974 46336 46990 47360 48768 49185 52128 52464 53280 53576 56388 56832 57920 60273 60960 65024 65160 65580 66970 68961 69504 69952 70485 71040 73152 75184 78696 80364 80882 81280 84582 85248 86880 87440 91440 91948 92672 93980 94720 97536 98370 100455 104256 104928 106560 107152 112776 114935 115840 120546 121323 121920 130320 131160 133940 137922 138811 139008 139904 140970 142080 146304 150368 157392 160728 161764 162560 169164 170496 173760 174880 182880 183896 187960 195072 196740 197833 200910 202205 206883 208512 209856 211455 213120 214304 225552 229870 231680 241092 242646 243840 260640 262320 267880 275844 277622 278016 279808 281940 284160 292608 300736 301365 314784 321456 323528 325120 338328 344805 347520 349760 363969 365760 367792 375920 393480 395666 401820 404410 413766 416433 417024 419712 422910 426240 428608 451104 459740 463360 482184 485292 487680 521280 524640 535760 551688 555244 559616 563880 585216 593499 601472 602730 606615 629568 642912 647056 676656 689610 694055 695040 699520 727938 731520 735584 751840 786960 791332 803640 808820 827532 832866 834048 839424 845820 850519 852480 857216 902208 919480 964368 970584 975360 989165 1034415 1042560 1049280 1071520 1103376 1110488 1127760 1186998 1202944 1205460 1213230 1249299 1259136 1285824 1294112 1353312 1379220 1388110 1390080 1399040 1455876 1463040 1471168 1503680 1573920 1582664 1607280 1617640 1655064 1665732 1678848 1691640 1701038 1714432 1780497 1804416 1819845 1838960 1928736 1941168 1978330 2068830 2082165 2085120 2098560 2143040 2206752 2220976 2255520 2373996 2405888 2410920 2426460 2498598 2518272 2551557 2571648 2588224 2706624 2758440 2776220 2798080 2911752 2926080 2942336 2967495 3007360 3147840 3165328 3214560 3235280 3310128 3331464 3383280 3402076 3428864 3560994 3608832 3639690 3677920 3857472 3882336 3956660 4137660 4164330 4170240 4197120 4252595 4286080 4413504 4441952 4511040 4747992 4821840 4852920 4997196 5036544 5103114 5136007 5143296 5176448 5413248 5516880 5552440 5823504 5884672 5934990 6014720 6246495 6295680 6330656 6429120 6470560 6620256 6662928 6766560 6804152 7121988 7217664 7279380 7319821 7355840 7654671 7714944 7764672 7913320 8275320 8328660 8394240 8505190 8572160 8827008 8883904 8902485 9022080 9495984 9643680 9705840 9994392 10206228 10272014 10286592 10352896 10826496 11033760 11104880 11647008 11769344 11869980 12029440 12492990 12591360 12661312 12757785 12858240 12941120 13240512 13325856 13533120 13608304 14243976 14558760 14639642 14711680 15309342 15408021 15429888 15529344 15826640 16550640 16657320 17010380 17144320 17654016 17767808 17804970 18044160 18991968 19287360 19411680 19988784 20412456 20544028 20705792 21652992 21959463 22067520 22209760 23294016 23739960 24985980 25124791 25182720 25322624 25515570 25680035 25716480 25882240 26481024 26651712 27066240 27216608 28487952 29117520 29279284 29423360 30618684 30816042 30859776 31058688 31653280 33101280 33314640 34020760 35308032 35535616 35609940 36088320 36599105 37983936 38273355 38574720 38823360 39977568 40824912 41088056 43918926 44135040 44419520 46224063 46588032 47479920 49971960 50249582 50645248 51031140 51360070 51432960 51764480 52962048 53303424 54132480 54433216 56975904 58235040 58558568 58846720 61237368 61632084 62117376 63306560 65878389 66202560 66629280 68041520 71071232 71219880 73198210 75374373 75967872 76546710 77040105 77149440 77646720 79955136 81649824 82176112 87837852 88270080 88839040 92448126 93176064 94959840 99943920 100499164 101290496 102062280 102720140 103528960 105924096 106606848 108264960 108866432 109797315 113951808 116470080 117117136 122474736 123264168 125623955 126613120 131756778 132405120 133258560 136083040 142439760 146396420 150748746 151935744 153093420 154080210 154298880 155293440 159910272 163299648 164352224 175675704 176540160 177678080 184896252 186352128 189919680 199887840 200998328 204124560 205440280 213213696 217732864 219594630 226123119 227903616 231120315 232940160 234234272 244949472 246528336 251247910 253226240 263513556 264810240 266517120 272166080 284879520 292792840 301497492 303871488 306186840 308160420 310586880 319820544 326599296 328704448 329391945 351351408 355356160 369792504 376871865 379839360 399775680 401996656 408249120 410880560 435465728 439189260 452246238 455807232 462240630 465880320 468468544 489898944 493056672 502495820 506452480 527027112 529620480 533034240 544332160 569759040 585585680 602994984 612373680 616320840 639641088 653198592 657408896 658783890 702702816 739585008 753743730 759678720 799551360 803993312 816498240 821761120 878378520 904492476 911614464 924481260 929617267 931760640 936937088 979797888 986113344 1004991640 1054054224 1066068480 1088664320 1130615595 1139518080 1171171360 1205989968 1224747360 1232641680 1306397184 1314817792 1317567780 1405405632 1479170016 1507487460 1519357440 1599102720 1607986624 1632996480 1643522240 1756757040 1808984952 1848962520 1859234534 1873874176 1959595776 1972226688 2009983280 2108108448 2177328640 2261231190 2279036160 2342342720 2411979936 2449494720 2465283360 2629635584 2635135560 2788851801 2810811264 2958340032 3014974920 3198205440 3215973248 3265992960 3287044480 3513514080 3617969904 3697925040 3718469068 3747748352 3919191552 3944453376 4019966560 4216216896 4522462380 4558072320 4648086335 4684685440 4823959872 4898989440 4930566720 5270271120 5577703602 5621622528 5916680064 6029949840 6431946496 6531985920 6574088960 7027028160 7235939808 7395850080 7436938136 7888906752 8039933120 8366555403 8432433792 9044924760 9296172670 9369370880 9647919744 9797978880 9861133440 10540542240 11155407204 11243245056 11833360128 12059899680 12863892992 13148177920 13944259005 14054056320 14471879616 14791700160 14873876272 16079866240 16733110806 16864867584 18089849520 18592345340 18738741760 19295839488 19595957760 19722266880 21081084480 22310814408 23666720256 24119799360 27888518010 28108112640 28943759232 29583400320 29747752544 32159732480 33466221612 33729735168 36179699040 37184690680 38591678976 39444533760 41832777015 42162168960 44621628816 48239598720 55777036020 56216225280 57887518464 59166800640 59495505088 64319464960 66932443224 72359398080 74369381360 83665554030 84324337920 89243257632 96479197440 111554072040 115775036928 118333601280 118991010176 133864886448 144718796160 148738762720 167331108060 168648675840 178486515264 192958394880 223108144080 237982020352 267729772896 289437592320 297477525440 334662216120 356973030528 446216288160 475964040704 535459545792 578875184640 594955050880 669324432240 713946061056 892432576320 1070919091584 1189910101760 1338648864480 1427892122112 1784865152640 2141838183168 2379820203520 2677297728960 3569730305280 4283676366336 5354595457920 7139460610560 10709190915840 21418381831680
• Sum of all divisors σ(n): 77277401929728
• Sum of proper divisors (its aliquot sum) s(n): 55859020098048
• 21418381831680 is an abundant number, because the sum of its proper divisors (55859020098048) is greater than itself. Its abundance is 34440638266368

Bases of 21418381831680

• Binary: 100110111101011011011000010100110111000000000₂
• Hexadecimal: 0x137ADB0A6E00
• Base-36: 7LBGVJB40

Squares and roots of 21418381831680

• 21418381831680 squared (21418381831680²) is 458747080287639911851622400
• 21418381831680 cubed (21418381831680³) is 9825620129769032956468825920091717632000
• The square root of 21418381831680 is 4627999.7657389741
• The cube root of 21418381831680 is 27771.2579396255

Scales and comparisons

• 21,418,381,831,680 seconds is equal to 681,038 years, 15 weeks, 20 hours, 48 minutes.
• To count from 1 to 21,418,381,831,680 would take you about one million, seven hundred two thousand, five hundred ninety-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 21418381831680 cubic inches would be around 2314.3 feet tall.

Recreational maths with 21418381831680

• 21418381831680 backwards is 08613818381412
• The number of decimal digits it has is: 14
• The sum of 21418381831680's digits is 54
• More coming soon!