18166749618616144

Names of 18166749618616144

• Cardinal: 18166749618616144 can be written as Eighteen quadrillion, one hundred sixty-six trillion, seven hundred forty-nine billion, six hundred eighteen million, six hundred sixteen thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.8166749618616144 × 10¹⁶

Factors of 18166749618616144

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 17314

Divisors of 18166749618616144

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 34 49 52 56 68 91 98 104 112 119 136 182 196 208 221 238 272 364 392 442 476 637 728 784 833 884 952 1274 1456 1547 1666 1768 1904 2069 2548 3094 3332 3536 4138 4933 5096 6188 6664 8276 9866 10192 10273 10829 12376 13328 14483 16552 19732 20546 21658 24752 26897 28966 33104 34531 35173 39464 41092 43316 53794 57932 64129 69062 70346 71911 78928 82184 83861 86632 101381 107588 115864 128258 133549 138124 140692 143822 164368 167722 173264 174641 188279 202762 215176 231728 241717 246211 256516 267098 276248 281384 287644 335444 349282 376558 405524 430352 448903 457249 483434 492422 503377 513032 534196 552496 562768 575288 587027 670888 698564 753116 811048 897806 914498 934843 966868 984844 1006754 1026064 1068392 1090193 1150576 1174054 1222487 1317953 1341776 1397128 1506232 1622096 1723477 1795612 1828996 1869686 1933736 1969688 2013508 2136784 2180386 2270333 2348108 2444974 2635906 2794256 3012464 3142321 3200743 3446954 3591224 3657992 3739372 3867472 3939376 4027016 4109189 4360772 4540666 4696216 4889948 5271812 6284642 6401486 6543901 6893908 7182448 7315984 7478744 7631351 8054032 8218378 8557409 8721544 9081332 9392432 9779896 10206377 10543624 12569284 12802972 13087802 13787816 14957488 15262702 15892331 16436756 17114818 17443088 18162664 19559792 20412754 21087248 21254837 22405201 25138568 25605944 26175604 27575632 30525404 31784662 32873512 34229636 36325328 40825508 42509674 44810402 50277136 50676709 51211888 52351208 53419457 61050808 63569324 65747024 68459272 71444639 81651016 85019348 89620804 101353418 104702416 106838914 111246317 122101616 127138648 132682901 136918544 142889278 148783859 163302032 170038696 173508409 179241608 202706836 213677828 222492634 254277296 265365802 276312881 285778556 297567718 340077392 347016818 354736963 358483216 361332229 405413672 427355656 444985268 500112473 530731604 552625762 571557112 595135436 658797217 694033636 709473926 722664458 810827344 854711312 861504053 889970536 928780307 1000224946 1041487013 1061463208 1105251524 1143114224 1190270872 1214558863 1317594434 1388067272 1418947852 1445328916 1723008106 1779941072 1857560614 1934190167 2000449892 2082974026 2122926416 2210503048 2255609317 2380541744 2429117726 2483158741 2529325603 2635188868 2776134544 2837895704 2890657832 3446016212 3715121228 3868380334 4000899784 4165948052 4421006096 4511218634 4611580519 4697318977 4858235452 4966317482 5058651206 5270377736 5675791408 5781315664 6030528371 6501462149 6892032424 7430242456 7736760668 8001799568 8331896104 8501912041 9022437268 9223161038 9394637954 9716470904 9932634964 10117302412 10540755472 11199552689 12061056742 13002924298 13539331169 13784064848 14860484912 15473521336 15789265219 16663792208 17003824082 17705279221 18044874536 18446322076 18789275908 19432941808 19865269928 20234604824 22399105378 24122113484 26005848596 27078662338 30947042672 31578530438 32281063633 32881232839 34007648164 35410558442 36089749072 36892644152 37578551816 39730539856 40469209648 42213698597 44798210756 48244226968 52011697192 54157324676 63157060876 64562127266 65762465678 68015296328 70821116884 73785288304 75157103632 78396868823 84427397194 89596421512 96488453936 104023394384 104850110921 108314649352 110524856533 126314121752 129124254532 131524931356 136030592656 141642233768 156793737646 168854794388 179192843024 209700221842 216629298704 221049713066 230168629873 252628243504 258248509064 263049862712 283284467536 313587475292 337709588776 419400443684 442099426132 460337259746 516497018128 526099725424 548778081761 627174950584 675419177552 733950776447 838800887368 884198852264 920674519492 1097556163522 1254349901168 1363051441973 1467901552894 1677601774736 1768397704528 1782451885657 1841349038984 2195112327044 2726102883946 2935803105788 3564903771314 3682698077968 4390224654088 5137655435129 5452205767892 5871606211576 7129807542628 8780449308176 9541360093811 10275310870258 10904411535784 11743212423152 12477163199599 14259615085256 19082720187622 20550621740516 21808823071568 23171874513541 24954326399198 28519230170512 38165440375244 41101243481032 46343749027082 49908652798396 66789520656677 76330880750488 82202486962064 87340142397193 92687498054164 99817305596792 133579041313354 152661761500976 162203121594787 174680284794386 185374996108328 199634611193584 267158082626708 324406243189574 349360569588772 370749992216656 534316165253416 648812486379148 698721139177544 1068632330506832 1135421851163509 1297624972758296 1397442278355088 2270843702327018 2595249945516592 4541687404654036 9083374809308072 18166749618616144
• Sum of all divisors σ(n): 46724659186978080
• Sum of proper divisors (its aliquot sum) s(n): 28557909568361936
• 18166749618616144 is an abundant number, because the sum of its proper divisors (28557909568361936) is greater than itself. Its abundance is 10391159949745792

Bases of 18166749618616144

• Binary: 1000000100010101001000000000001101111011011011101010000₂
• Hexadecimal: 0x408A9001BDB750
• Base-36: 4YVKPK7CK0G

Squares and roots of 18166749618616144

• 18166749618616144 squared (18166749618616144²) is 330030791705489813477645617428736
• 18166749618616144 cubed (18166749618616144³) is 5995586759347291129622497087598234351527859113984
• The square root of 18166749618616144 is 134784085.1829923725
• The cube root of 18166749618616144 is 262880.9265879499

Scales and comparisons

• 18,166,749,618,616,144 seconds is equal to 577,646,444 years, 22 weeks, 1 day, 29 minutes, 4 seconds.
• To count from 1 to 18,166,749,618,616,144 would take you about one billion, seven hundred thirty-two million, nine hundred thirty-nine thousand, three hundred thirty-three 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 18166749618616144 cubic inches would be around 21906.7 feet tall.

Recreational maths with 18166749618616144

• 18166749618616144 backwards is 44161681694766181
• The number of decimal digits it has is: 17
• The sum of 18166749618616144's digits is 79
• More coming soon!