18042739074732800

Names of 18042739074732800

• Cardinal: 18042739074732800 can be written as Eighteen quadrillion, forty-two trillion, seven hundred thirty-nine billion, seventy-four million, seven hundred thirty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 1.80427390747328 × 10¹⁶

Factors of 18042739074732800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 192

Divisors of 18042739074732800

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 37 40 41 50 64 74 80 82 100 107 128 148 160 164 185 200 205 214 256 296 320 328 370 400 410 428 535 592 640 656 740 800 820 856 925 1025 1070 1184 1280 1312 1369 1480 1517 1600 1640 1681 1712 1850 2050 2140 2368 2624 2675 2738 2960 3034 3200 3280 3362 3424 3700 3959 4100 4280 4387 4736 5248 5350 5476 5920 6068 6400 6560 6724 6845 6848 7400 7585 7918 8200 8405 8560 8774 9472 10496 10700 10952 11449 11840 12136 13120 13448 13690 13696 14800 15170 15836 16400 16810 17120 17548 19795 21400 21904 21935 22898 23680 24272 26240 26896 27380 27392 29600 30340 31672 32800 33620 34225 34240 35096 37925 39590 42025 42800 43808 43870 45796 47360 48544 52480 53792 54760 56129 57245 59200 60680 62197 63344 65600 67240 68450 68480 70192 75850 79180 84050 85600 87616 87740 91592 97088 98975 107584 109520 109675 112258 114490 118400 121360 124394 126688 131200 134480 136900 136960 140384 146483 151700 158360 162319 168100 171200 175232 175480 179867 183184 194176 197950 215168 219040 219350 224516 228980 236800 242720 248788 253376 262400 268960 273800 280645 280768 286225 292966 303400 310985 316720 324638 336200 342400 350464 350960 359734 366368 388352 395900 423613 430336 438080 438700 449032 457960 469409 485440 497576 506752 537920 547600 561290 561536 572450 585932 606800 621970 633440 649276 672400 684800 701920 719468 732415 732736 791800 811595 847226 876160 877400 898064 899335 915920 938818 970880 995152 1013504 1075840 1095200 1122580 1123072 1144900 1171864 1213600 1225043 1243940 1266880 1298552 1344800 1403225 1403840 1438936 1464830 1465472 1554925 1583600 1623190 1694452 1752320 1754800 1796128 1798670 1831840 1877636 1941760 1990304 2118065 2151680 2190400 2245160 2289800 2301289 2343728 2347045 2427200 2450086 2487880 2533760 2597104 2689600 2806450 2807680 2877872 2929660 2930944 3109850 3167200 3246380 3388904 3509600 3592256 3597340 3662075 3663680 3755272 3980608 4057975 4236130 4380800 4490320 4496675 4579600 4602578 4687456 4694090 4854400 4900172 4975760 5067520 5194208 5379200 5612900 5615360 5755744 5859320 6005803 6125215 6219700 6334400 6492760 6655079 6777808 7019200 7184512 7194680 7324150 7327360 7510544 7961216 8115950 8472260 8761600 8980640 8993350 9159200 9205156 9374912 9388180 9708800 9800344 9951520 10388416 10590325 10758400 11225800 11506445 11511488 11718640 11735225 12011606 12250430 12439400 12668800 12985520 13310158 13555616 14038400 14369024 14389360 14648300 14654720 15021088 15673681 15922432 16231900 16944520 17368133 17961280 17986700 18318400 18410312 18749824 18776360 19245769 19600688 19903040 20776832 21180650 22451600 23012890 23022976 23437280 23470450 24023212 24500860 24878800 25337600 25971040 26620316 27111232 28076800 28778720 29296600 30029015 30042176 30626075 31347362 32463800 33275395 33889040 34736266 35922560 35973400 36636800 36820624 37499648 37552720 38491538 39201376 39806080 41553664 42361300 44903200 45326591 46025780 46045952 46874560 46940900 48046424 49001720 49757600 50226763 51942080 53240632 54222464 57532225 57557440 58593200 60058030 60084352 61252150 62694724 64927600 66550790 67778080 69472532 71845120 71946800 73273600 73641248 75105440 76983076 78368405 78402752 79612160 84722600 86840665 89806400 90653182 92051560 93749120 93881800 96092848 96228845 98003440 99515200 100453526 103884160 106481264 108444928 115064450 115114880 117186400 120116060 120168704 122504300 125389448 129855200 133101580 135556160 138945064 143893600 147282496 150145075 150210880 153966152 156736810 156805504 166376975 169445200 173681330 179612800 181306364 184103120 187498240 187763600 192185696 192457690 196006880 199030400 200907052 207768320 212962528 226632955 230128900 230229760 234372800 240232120 245008600 246237923 250778896 251133815 259710400 266203160 271112320 277890128 287787200 294564992 300290150 300421760 307932304 313473620 313611008 332753950 338890400 347362660 359225600 362612728 368206240 375527200 384371392 384915380 391842025 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20062311680 20090705200 20563869472 20592972830 21296252800 22231210240 22786990496 24623792300 24634584320 25077889600 25704836840 26347457761 26833341872 27789012800 28483738120 29009018240 29734243696 30793230400 31518454144 32131046050 32145128320 32948756528 33541677340 35604672650 36261272800 37167804620 38437139200 39398067680 40181410400 41127738944 41185945660 41927096675 42592505600 45573980992 46459755775 49247584600 50155779200 51409673680 51482432075 52694915522 53666683744 55578025600 56967476240 58018036480 59468487392 61586460800 63036908288 64262092100 64290256640 65897513056 67083354680 68760438547 71209345300 72522545600 74335609240 76193999471 78796135360 80362820800 82255477888 82371891320 83854193350 91147961984 92919511550 98495169200 100311558400 102819347360 102964864150 105389831044 107333367488 111156051200 113934952480 118936974784 123172921600 128524184200 131737288805 131795026112 134166709360 137520877094 142418690600 145045091200 148671218480 152387998942 157592270720 160725641600 164510955776 164743782640 167708386700 182295923968 185839023100 196990338400 205638694720 205929728300 210779662088 214666734976 227869904960 237873949568 257048368400 263474577610 263590052224 268333418720 275041754188 284837381200 290090182400 297342436960 304775997884 315184541440 321451283200 329487565280 335416773400 343802192735 371678046200 380969997355 393980676800 411277389440 411859456600 421559324176 429333469952 455739809920 475747899136 514096736800 526949155220 527180104448 536666837440 550083508376 569674762400 594684873920 609551995768 658686444025 658975130560 670833546800 687604385470 743356092400 761939994710 787961353600 822554778880 823718913200 843118648352 911479619840 1028193473600 1053898310440 1073333674880 1100167016752 1139349524800 1189369747840 1219103991536 1317372888050 1317950261120 1341667093600 1375208770940 1486712184800 1523879989420 1575922707200 1647437826400 1686237296704 1719010963675 1904849986775 2056386947200 2107796620880 2146667349760 2200334033504 2278699049600 2378739495680 2438207983072 2634745776100 2635900522240 2683334187200 2750417541880 2819177980427 2973424369600 3047759978840 3294875652800 3372474593408 3438021927350 3809699973550 4112773894400 4215593241760 4400668067008 4557398099200 4876415966144 5269491552200 5366668374400 5500835083760 5638355960854 5946848739200 6095519957680 6589751305600 6744949186816 6876043854700 7619399947100 8431186483520 8801336134016 9752831932288 10538983104400 10733336748800 11001670167520 11276711921708 11893697478400 12191039915360 13179502611200 13752087709400 14095889902135 15238799894200 16862372967040 17602672268032 19505663864576 21077966208800 22003340335040 22553423843416 24382079830720 27504175418800 28191779804270 30477599788400 33724745934080 42155932417600 44006680670080 45106847686832 48764159661440 55008350837600 56383559608540 60955199576800 70479449510675 84311864835200 88013361340160 90213695373664 97528319322880 110016701675200 112767119217080 121910399153600 140958899021350 168623729670400 180427390747328 220033403350400 225534238434160 243820798307200 281917798042700 360854781494656 440066806700800 451068476868320 487641596614400 563835596085400 721709562989312 902136953736640 1127671192170800 1804273907473280 2255342384341600 3608547814946560 4510684768683200 9021369537366400 18042739074732800
• Sum of all divisors σ(n): 47488801698336600
• Sum of proper divisors (its aliquot sum) s(n): 29446062623603800
• 18042739074732800 is an abundant number, because the sum of its proper divisors (29446062623603800) is greater than itself. Its abundance is 11403323548871000

Bases of 18042739074732800

• Binary: 1000000000110011100011010001101010100110001001100000000₂
• Hexadecimal: 0x4019C68D531300
• Base-36: 4XNM7WJDLVK

Squares and roots of 18042739074732800

• 18042739074732800 squared (18042739074732800²) is 325540433318889815863391395840000
• 18042739074732800 cubed (18042739074732800³) is 5873641096648180812515159440942462267031552000000
• The square root of 18042739074732800 is 134323263.3415850271
• The cube root of 18042739074732800 is 262281.3978073139

Scales and comparisons

• 18,042,739,074,732,800 seconds is equal to 573,703,292 years, 37 weeks, 3 days, 3 hours, 33 minutes, 20 seconds.
• To count from 1 to 18,042,739,074,732,800 would take you about one billion, seven hundred twenty-one million, one hundred nine thousand, eight hundred seventy-eight 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 18042739074732800 cubic inches would be around 21856.8 feet tall.

Recreational maths with 18042739074732800

• 18042739074732800 backwards is 00823747093724081
• The number of decimal digits it has is: 17
• The sum of 18042739074732800's digits is 65
• More coming soon!