3918481732718168

Names of 3918481732718168

• Cardinal: 3918481732718168 can be written as Three quadrillion, nine hundred eighteen trillion, four hundred eighty-one billion, seven hundred thirty-two million, seven hundred eighteen thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 3.918481732718168 × 10¹⁵

Factors of 3918481732718168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 114

Divisors of 3918481732718168

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 41 44 49 53 56 77 82 88 98 106 154 164 196 212 287 308 328 371 392 424 451 539 574 583 616 742 902 1078 1148 1166 1484 1804 2009 2156 2173 2296 2332 2597 2809 2968 3157 3608 4018 4081 4312 4346 4664 5194 5618 6314 8036 8162 8692 10388 11236 12628 15211 16072 16324 17384 19663 20776 22099 22472 23903 25256 28567 30422 30899 32648 39326 44198 47806 57134 60844 61798 78652 88396 95612 106477 114268 115169 121688 123596 137641 148877 157304 167321 176792 191224 212954 216293 228536 230338 247192 275282 297754 334642 425908 432586 460676 550564 595508 669284 806183 851816 865172 921352 1042139 1101128 1171247 1191016 1266859 1338568 1514051 1612366 1637647 1730344 2084278 2342494 2533718 3028102 3224732 3275294 4168556 4684988 5067436 5643281 6056204 6103957 6449464 6550588 7294973 7890481 8337112 8868013 9369976 10134872 11286562 11463529 12112408 12207914 13101176 14589946 15780962 17736026 22573124 22927058 24415828 29179892 31561924 35472052 42727699 45146248 45854116 48831656 55233367 58359784 62076091 63123848 67143527 70944104 80244703 85455398 86795291 91708232 110466734 124152182 134287054 160489406 170910796 173590582 220933468 248304364 268574108 299093893 320978812 323509721 341821592 347181164 386633569 418195493 441866936 470004689 496608728 537148216 598187786 607567037 641957624 647019442 694362328 773267138 836390986 940009378 1196375572 1215134074 1294038884 1546534276 1672781972 1880018756 2264568047 2392751144 2430268148 2588077768 2927368451 3093068552 3290032823 3345563944 3558606931 3760037512 4252969259 4529136094 4600150423 4860536296 5854736902 6580065646 7117213862 8505938518 9058272188 9200300846 11709473804 13160131292 14234427724 15851976329 17011877036 17146015213 18116544376 18400601692 20491579157 22164361129 23418947608 24910248517 26320262584 28468855448 31703952658 32201052961 34023754072 34292030426 36801203384 40983158314 44328722258 49820497034 63407905316 64402105922 68584060852 81966316628 88657444516 99640994068 120022106491 126815810632 128804211844 137168121704 155150527903 163932633256 174371739619 177314889032 188606167343 199281988136 225407370727 240044212982 243807972419 257608423688 310301055806 348743479238 377212334686 450814741454 480088425964 487615944838 620602111612 697486958476 754424669372 840154745437 901629482908 908738806289 960176851928 975231889676 1086053695321 1241204223224 1320243171401 1394973916952 1508849338744 1680309490874 1706655806933 1803258965816 1817477612578 1950463779352 2172107390642 2640486342802 3360618981748 3413311613866 3634955225156 4344214781284 5280972685604 6361171644023 6721237963496 6826623227732 7269910450312 8688429562568 9241702199807 9996126869179 10561945371208 11946590648531 12722343288046 13653246455464 18483404399614 19992253738358 23893181297062 25444686576092 36966808799228 39984507476716 44528201508161 47786362594124 50889373152184 69972888084253 73933617598456 79969014953432 89056403016322 95572725188248 139945776168506 178112806032644 279891552337012 356225612065288 489810216589771 559783104674024 979620433179542 1959240866359084 3918481732718168
• Sum of all divisors σ(n): 9734740853425560
• Sum of proper divisors (its aliquot sum) s(n): 5816259120707392
• 3918481732718168 is an abundant number, because the sum of its proper divisors (5816259120707392) is greater than itself. Its abundance is 1897777387989224

Bases of 3918481732718168

• Binary: 1101111010111101011010011111101111001100111001011000₂
• Hexadecimal: 0xDEBD69FBCCE58
• Base-36: 12KZHNNGKEW

Squares and roots of 3918481732718168

• 3918481732718168 squared (3918481732718168²) is 15354499089645976201529717276224
• 3918481732718168 cubed (3918481732718168³) is 60166324197815497995213819038708735936799237632
• The square root of 3918481732718168 is 62597777.3784194993
• The cube root of 3918481732718168 is 157654.3441416643
• Being both a perfect square and a perfect cube, 3918481732718168 is also a perfect sixth number.

Scales and comparisons

• 3,918,481,732,718,168 seconds is equal to 124,595,598 years, 22 weeks, 6 days, 9 hours, 16 minutes, 8 seconds.
• To count from 1 to 3,918,481,732,718,168 would take you about three hundred seventy-three million, seven hundred eighty-six thousand, seven 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 3918481732718168 cubic inches would be around 13137.9 feet tall.

Recreational maths with 3918481732718168

• 3918481732718168 backwards is 8618172371848193
• 3918481732718168 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 3918481732718168's digits is 77
• More coming soon!