18948394664213427

Names of 18948394664213427

• Cardinal: 18948394664213427 can be written as Eighteen quadrillion, nine hundred forty-eight trillion, three hundred ninety-four billion, six hundred sixty-four million, two hundred thirteen thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 1.8948394664213427 × 10¹⁶

Factors of 18948394664213427

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 527

Divisors of 18948394664213427

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 21 23 37 49 63 69 111 147 161 207 259 333 441 457 483 529 777 851 1127 1371 1449 1587 1813 2331 2553 3199 3381 3703 4113 4761 5439 5957 7659 9597 10143 10511 11109 12167 16317 16909 17871 19573 22393 25921 28791 31533 33327 36501 41699 50727 53613 58719 67179 73577 77763 85169 94599 109503 118363 125097 137011 152181 176157 201537 208849 220731 233289 241753 255507 355089 375291 388907 411033 450179 515039 596183 626547 662193 725259 766521 828541 959077 1065267 1166721 1233099 1350537 1461943 1545117 1692271 1788549 1879641 2175777 2485623 2722349 2877231 3151253 3500163 4051611 4385829 4635351 4803527 5076813 5365647 5560319 7456869 7727413 8167047 8631693 8944861 9453759 10233601 11845897 13157487 14410581 15230439 16680957 19056443 22058771 23182239 24501141 26834583 28361277 30700803 33624689 35537691 38922233 43231743 50042871 54091891 57169329 62614027 66176313 69546717 80503749 92102409 95443993 100874067 106613073 110481121 116766699 162275673 171507987 177730499 187842081 198528939 205731803 235372823 272455631 286331979 302622201 331443363 350300097 378643237 438298189 486827019 533191497 563526243 617195409 668107951 706118469 773367847 817366893 858995937 994330089 1135929711 1244113493 1314894567 1440122621 1599574491 1851586227 2004323853 2118355407 2195211839 2320103541 2452100679 2541065783 3407789133 3531427741 3732340479 3944683701 4087801477 4320367863 4676755657 5413574929 6012971559 6585635517 6960310623 7623197349 8708794451 10080858347 10594283223 11197021437 12263404431 12961103589 14030266971 15366482873 16240724787 17787460481 19756906551 22869592047 24719994187 26126383353 28614610339 30242575041 31782849669 36790213293 42090800913 46099448619 48722174361 50489872297 53362381443 74159982561 78379150059 81222838043 85843831017 90727725123 94019433971 107565380111 124512223367 138298345857 151469616891 160087144329 173039959309 200302272373 222479947683 243668514129 257531493051 282058301913 322696140333 353429106079 373536670101 454408850673 519119877927 568559866301 600906817119 658136037797 731005542387 846174905739 968088420999 1060287318237 1120610010303 1161267062831 1557359633781 1705679598903 1802720451357 1868125274989 1974408113391 2474003742553 3180861954711 3483801188493 3979919064107 4606952264579 5117038796709 5604375824967 5923224340173 7422011227659 8128869439817 10451403565479 11939757192321 13076876924923 13820856793737 16813127474901 22266033682977 24386608319451 35819271576963 39230630774769 41462570381211 42966881324747 56902086078719 73159824958353 91538138474461 117691892324307 128900643974241 170706258236157 274614415423383 300768169273229 386701931922723 512118774708471 823843246270149 902304507819687 2105377184912603 2706913523459061 6316131554737809 18948394664213427
• Sum of all divisors σ(n): 34260119504208000
• Sum of proper divisors (its aliquot sum) s(n): 15311724839994573
• 18948394664213427 is a deficient number, because the sum of its proper divisors (15311724839994573) is less than itself. Its deficiency is 3636669824218854

Bases of 18948394664213427

• Binary: 1000011010100010111011011101101000001100011101110110011₂
• Hexadecimal: 0x435176ED063BB3
• Base-36: 56KN8C60QER

Squares and roots of 18948394664213427

• 18948394664213427 squared (18948394664213427²) is 359041660350791870951952607084329
• 18948394664213427 cubed (18948394664213427³) is 6803263081221274240164243837099250610692643085483
• The square root of 18948394664213427 is 137653168.0137200001
• The cube root of 18948394664213427 is 266598.3602711583

Scales and comparisons

• 18,948,394,664,213,427 seconds is equal to 602,500,339 years, 4 weeks, 4 days, 9 hours, 30 minutes, 27 seconds.
• To count from 1 to 18,948,394,664,213,427 would take you about one billion, eight hundred seven million, five hundred one thousand and 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 18948394664213427 cubic inches would be around 22216.5 feet tall.

Recreational maths with 18948394664213427

• 18948394664213427 backwards is 72431246649384981
• The number of decimal digits it has is: 17
• The sum of 18948394664213427's digits is 81
• More coming soon!