491375038688128413

Names of 491375038688128413

• Cardinal: 491375038688128413 can be written as Four hundred ninety-one quadrillion, three hundred seventy-five trillion, thirty-eight billion, six hundred eighty-eight million, one hundred twenty-eight thousand, four hundred thirteen.

Scientific notation

• Scientific notation: 4.91375038688128413 × 10¹⁷

Factors of 491375038688128413

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 784

Divisors of 491375038688128413

• Number of divisors d(n): 392
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 81 91 117 147 189 243 273 343 351 441 567 637 729 761 819 1029 1053 1323 1701 1911 2283 2401 2457 3087 3159 3969 4459 5103 5327 5733 6849 7203 7371 9261 9477 9893 11907 13377 15981 16807 17199 20547 21609 22113 27783 29679 31213 35721 37289 40131 47943 50421 51597 61641 64827 66339 69251 83349 89037 93639 111867 117649 120393 143829 151263 154791 184923 194481 207753 218491 250047 261023 267111 280917 335601 352947 361179 431487 453789 464373 484757 554769 579121 583443 623259 655473 783069 801333 842751 1006803 1058841 1083537 1294461 1361367 1454271 1529437 1737363 1750329 1827161 1869777 1966419 2349207 2403999 2528253 3020409 3176523 3250611 3393299 3883383 4053847 4084101 4362813 4588311 5212089 5481483 5609331 5899257 7047621 7211997 7528573 7584759 9061227 9529569 10179897 12161541 12252303 12790127 13088439 13764933 15636267 16444449 16827993 17697771 21142863 22585719 22754277 23753093 27183681 28376929 28588707 30539691 36484623 38370381 39265317 41294799 46908801 49333347 50483979 52700011 53093313 63428589 67757157 71259279 85130787 85766121 89530889 91619073 109453869 115111143 117795951 123884397 140726403 148000041 158100033 159279939 166271651 190285767 198638503 203271471 213777837 255392361 268592667 274857219 328361607 345333429 353387853 368900077 371653191 422179209 440711081 444000123 474300099 498814953 595915509 609814413 641333511 766177083 805778001 824571657 985084821 1036000287 1106700231 1114959573 1163901557 1322133243 1332000369 1390469521 1422900297 1496444859 1787746527 1829443239 1924000533 2298531249 2417334003 2473714971 2582300539 2955254463 3084977567 3108000861 3320100693 3491704671 3966399729 4171408563 4268700891 4489334577 5363239581 5488329717 5729244053 5772001599 6895593747 7252002009 7746901617 9254932701 9324002583 9733286647 9960302079 10475114013 11899199187 12514225689 12806102673 13468003731 16089718743 17187732159 17316004797 18076103773 20686781241 21594842969 21756006027 23240704851 27764798103 29199859941 29880906237 31425342039 35697597561 37542677067 38418308019 40104708371 40404011193 48269156229 51563196477 54228311319 64784528907 65268018081 68133006529 69722114553 83294394309 87599579823 89642718711 94276026117 107092792683 112628031201 120314125113 121212033579 126532726411 144807468687 151163900783 154689589431 162684933957 194353586721 204399019587 209166343659 249883182927 262798739469 268928156133 280732958597 282828078351 321278378049 337884093603 360942375339 379598179233 453491702349 464068768293 488054801871 583060760163 613197058761 627499030977 749649548781 788396218407 842198875791 848484235053 885729084877 1013652280809 1058147305481 1082827126017 1138794537699 1360475107047 1392206304879 1464164405613 1749182280489 1839591176283 1882497092931 1965130710179 2248948646343 2365188655221 2526596627373 2657187254631 3174441916443 3248481378051 3416383613097 4081425321141 4176618914637 4392493216839 5247546841467 5518773528849 5895392130537 7095565965663 7407031138367 7579789882119 7971561763893 9523325749329 9745444134153 10249150839291 12244275963423 13177479650517 13755914971253 15742640524401 16556320586547 17686176391611 22221093415101 22739369646357 23914685291679 28569977247987 29236332402459 30747452517873 36732827890269 41267744913759 49668961759641 51849217968569 53058529174833 66663280245303 68218108939071 71744055875037 85709931743961 92242357553619 96291404798771 110198483670807 123803234741277 155547653905707 159175587524499 199989840735909 204654326817213 215232167625111 257129795231883 288874214396313 371409704223831 466642961717121 477526762573497 599969522207727 645696502875333 674039833591397 771389385695649 866622643188939 1114229112671493 1399928885151363 1432580287720491 1799908566623181 2022119500774191 2599867929566817 3342687338014479 4199786655454089 5399725699869543 6066358502322573 7799603788700451 10028062014043437 12599359966362267 18199075506967719 23398811366101353 37798079899086801 54597226520903157 70196434098304059 163791679562709471 491375038688128413
• Sum of all divisors σ(n): 926846330387635896
• Sum of proper divisors (its aliquot sum) s(n): 435471291699507483
• 491375038688128413 is a deficient number, because the sum of its proper divisors (435471291699507483) is less than itself. Its deficiency is 55903746988620930

Bases of 491375038688128413

• Binary: 11011010001101101101111111010001000011111111110110110011101₂
• Hexadecimal: 0x6D1B6FE887FED9D
• Base-36: 3QE9WWGZDKT9

Squares and roots of 491375038688128413

• 491375038688128413 squared (491375038688128413²) is 241449428645759694647030100777898569
• 491375038688128413 cubed (491375038688128413³) is 118642222342036670649816170213709157314046029760940997
• The square root of 491375038688128413 is 700981482.4145702161
• The cube root of 491375038688128413 is 789110.2725337739

Scales and comparisons

• 491,375,038,688,128,413 seconds is equal to 15,624,206,307 years, 25 weeks, 4 days, 9 hours, 53 minutes, 33 seconds.
• To count from 1 to 491,375,038,688,128,413 would take you about forty-six billion, eight hundred seventy-two million, six hundred eighteen thousand, nine hundred twenty-two 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 491375038688128413 cubic inches would be around 65759.2 feet tall.

Recreational maths with 491375038688128413

• 491375038688128413 backwards is 314821886830573194
• 491375038688128413 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 491375038688128413's digits is 81
• More coming soon!