21218630437760

Names of 21218630437760

• Cardinal: 21218630437760 can be written as Twenty-one trillion, two hundred eighteen billion, six hundred thirty million, four hundred thirty-seven thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.121863043776 × 10¹³

Factors of 21218630437760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 80

Divisors of 21218630437760

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 47 49 56 64 70 76 80 94 95 98 112 128 133 140 152 160 188 190 196 224 235 245 266 280 304 320 329 343 376 380 392 448 470 490 532 560 608 640 658 665 686 752 760 784 893 896 931 940 980 1064 1120 1216 1316 1330 1372 1504 1520 1568 1645 1715 1786 1862 1880 1960 2128 2209 2240 2303 2401 2432 2632 2660 2744 3008 3040 3136 3290 3430 3572 3724 3760 3920 4256 4418 4465 4480 4606 4655 4802 5264 5320 5488 6016 6080 6251 6272 6517 6580 6860 7144 7448 7520 7840 8512 8836 8930 9212 9310 9604 10528 10640 10976 11045 11515 12005 12160 12502 13034 13160 13720 14288 14896 15040 15463 15680 16121 16807 17024 17672 17860 18424 18620 19208 21056 21280 21952 22090 23030 24010 25004 26068 26320 27440 28576 29792 30080 30926 31255 31360 32242 32585 33614 35344 35720 36848 37240 38416 41971 42112 42560 43757 43904 44180 45619 46060 48020 50008 52136 52640 54880 57152 59584 61852 62510 64484 65170 67228 70688 71440 73696 74480 76832 77315 80605 83942 84035 85120 87514 88360 91238 92120 96040 100016 103823 104272 105280 108241 109760 112847 114304 119168 123704 125020 128968 130340 134456 141376 142880 147392 148960 153664 154630 161210 167884 168070 175028 176720 182476 184240 192080 200032 207646 208544 209855 210560 216482 218785 219520 225694 228095 247408 250040 257936 260680 268912 282752 285760 293797 294784 297920 306299 307328 309260 319333 322420 335768 336140 350056 353440 364952 368480 384160 400064 415292 417088 419710 432964 437570 451388 456190 494816 500080 515872 519115 521360 537824 541205 564235 571520 587594 595840 612598 618520 638666 644840 671536 672280 700112 706880 726761 729904 736960 757687 768320 789929 800128 830584 834176 839420 865928 875140 902776 912380 989632 1000160 1031744 1038230 1042720 1075648 1082410 1128470 1175188 1225196 1237040 1277332 1289680 1343072 1344560 1400224 1413760 1453522 1459808 1468985 1473920 1515374 1531495 1536640 1579858 1596665 1661168 1678840 1731856 1750280 1805552 1824760 1972637 1979264 2000320 2056579 2063488 2076460 2085440 2144093 2151296 2164820 2256940 2350376 2450392 2474080 2554664 2579360 2686144 2689120 2800448 2907044 2919616 2937970 3030748 3062990 3159716 3193330 3322336 3357680 3463712 3500560 3611104 3633805 3649520 3788435 3945274 3949645 4000640 4113158 4152920 4170880 4288186 4329640 4513880 4700752 4900784 4948160 5087327 5109328 5158720 5303809 5372288 5378240 5600896 5814088 5839232 5875940 6061496 6125980 6319432 6386660 6644672 6715360 6927424 7001120 7222208 7267610 7299040 7576870 7890548 7899290 8226316 8305840 8576372 8659280 9027760 9401504 9801568 9863185 9896320 10174654 10218656 10282895 10317440 10607618 10720465 10756480 11628176 11751880 12122992 12251960 12638864 12773320 13289344 13430720 13808459 13854848 14002240 14396053 14444416 14535220 14598080 15008651 15153740 15781096 15798580 16452632 16611680 17152744 17318560 18055520 18803008 19603136 19726370 20349308 20437312 20565790 21215236 21440930 23256352 23503760 24245984 24503920 25277728 25436635 25546640 26519045 26861440 27616918 28004480 28792106 29070440 29196160 30017302 30307480 31562192 31597160 32905264 33223360 34305488 34637120 35611289 36111040 37126663 37606016 39206272 39452740 40698616 40874624 41131580 42430472 42881860 46512704 47007520 48491968 49007840 50555456 50873270 51093280 53038090 55233836 57584212 58140880 60034604 60614960 63124384 63194320 65810528 66446720 68610976 69042295 69274240 71222578 71980265 72222080 74253326 75043255 78905480 81397232 82263160 84860944 85763720 93025408 94015040 96659213 96983936 98015680 100772371 101110912 101746540 102186560 106076180 110467672 115168424 116281760 120069208 121229920 126248768 126388640 131621056 137221952 138084590 142445156 143960530 148506652 150086510 157810960 162794464 164526320 169721888 171527440 178056445 185633315 188030080 193318426 196031360 201544742 203493080 204373120 212152360 220935344 230336848 232563520 240138416 242459840 249279023 252497536 252777280 263242112 274443904 276169180 284890312 287921060 297013304 300173020 315621920 325588928 329052640 339443776 343054880 356112890 371266630 386636852 403089484 406986160 424304720 441870688 460673696 465127040 480276832 483296065 484919680 498558046 503861855 505554560 552338360 569780624 575842120 594026608 600346040 631243840 651177856 658105280 676614491 678887552 686109760 705406597 712225780 742533260 773273704 806178968 813972320 848609440 883741376 921347392 960553664 966592130 997116092 1007723710 1104676720 1139561248 1151684240 1188053216 1200692080 1246395115 1262487680 1316210560 1353228982 1372219520 1410813194 1424451560 1485066520 1546547408 1612357936 1627944640 1697218880 1744953161 1767482752 1842694784 1921107328 1933184260 1994232184 2015447420 2209353440 2279122496 2303368480 2376106432 2401384160 2492790230 2706457964 2821626388 2848903120 2970133040 3093094816 3224715872 3255889280 3383072455 3394437760 3489906322 3527032985 3866368520 3988464368 4030894840 4418706880 4558244992 4606736960 4736301437 4752212864 4802768320 4985580460 5412915928 5643252776 5697806240 5940266080 6186189632 6449431744 6766144910 6979812644 7054065970 7732737040 7976928736 8061789680 8724765805 8837413760 9213473920 9472602874 9605536640 9971160920 10825831856 11286505552 11395612480 11880532160 12372379264 12898863488 13532289820 13959625288 14108131940 15465474080 15953857472 16123579360 17449531610 18945205748 19942321840 21651663712 22573011104 22791224960 23681507185 23761064320 27064579640 27919250576 28216263880 30930948160 31907714944 32247158720 33154110059 34899063220 37890411496 39884643680 43303327424 45146022208 47363014370 54129159280 55838501152 56432527760 61861896320 64494317440 66308220118 69798126440 75780822992 79769287360 86606654848 90292044416 94726028740 108258318560 111677002304 112865055520 132616440236 139596252880 151561645984 159538574720 165770550295 189452057480 216516637120 223354004608 225730111040 265232880472 279192505760 303123291968 331541100590 378904114960 433033274240 451460222080 530465760944 558385011520 606246583936 663082201180 757808229920 1060931521888 1116770023040 1326164402360 1515616459840 2121863043776 2652328804720 3031232919680 4243726087552 5304657609440 10609315218880 21218630437760
• Sum of all divisors σ(n): 63648509184000
• Sum of proper divisors (its aliquot sum) s(n): 42429878746240
• 21218630437760 is an abundant number, because the sum of its proper divisors (42429878746240) is greater than itself. Its abundance is 21211248308480

Bases of 21218630437760

• Binary: 100110100110001011000111011100000101110000000₂
• Hexadecimal: 0x134C58EE0B80
• Base-36: 7IRPCPP4W

Squares and roots of 21218630437760

• 21218630437760 squared (21218630437760²) is 450230277654235129233817600
• 21218630437760 cubed (21218630437760³) is 9553269873435289486132529315283992576000
• The square root of 21218630437760 is 4606368.4652619791
• The cube root of 21218630437760 is 27684.6550300293

Scales and comparisons

• 21,218,630,437,760 seconds is equal to 674,686 years, 42 weeks, 2 days, 10 hours, 29 minutes, 20 seconds.
• To count from 1 to 21,218,630,437,760 would take you about one million, six hundred eighty-six thousand, seven hundred seventeen 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 21218630437760 cubic inches would be around 2307.1 feet tall.

Recreational maths with 21218630437760

• 21218630437760 backwards is 06773403681212
• The number of decimal digits it has is: 14
• The sum of 21218630437760's digits is 50
• More coming soon!