42681523878038781

Names of 42681523878038781

• Cardinal: 42681523878038781 can be written as Forty-two quadrillion, six hundred eighty-one trillion, five hundred twenty-three billion, eight hundred seventy-eight million, thirty-eight thousand, seven hundred eighty-one.

Scientific notation

• Scientific notation: 4.2681523878038781 × 10¹⁶

Factors of 42681523878038781

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1440

Divisors of 42681523878038781

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 23 27 41 69 123 207 369 529 621 943 1107 1373 1587 1681 2829 4119 4761 5043 8487 12167 12357 14283 15129 21689 25461 31579 36501 37071 38663 45387 56293 65067 68921 94737 109503 115989 168879 195201 206763 284211 328509 347967 498847 506637 585603 620289 726317 852633 889249 1043901 1294739 1496541 1519911 1585183 1860867 1885129 2178951 2308013 2667747 3884217 4489623 4755549 5655387 6536853 6924039 8003241 11652651 13468869 14266647 16705291 16966161 19610559 20452727 20772117 24009723 29778997 34957953 36459209 42799941 43357967 50115873 50898483 53084299 61358181 62316351 77290289 89336991 94628533 109377627 130073901 150347619 159252897 184074543 231870867 268010973 283885599 328132881 390221703 451042857 477758691 552223629 684916931 695612601 804032919 838561807 851656797 984398643 997233241 1170665109 1220938877 1433276073 1777676647 2054750793 2086837803 2176456259 2515685421 2554970391 2991699723 3168901849 3662816631 5333029941 6164252379 6529368777 7547056263 8975099169 9506705547 10988449893 15999089823 18492757137 19588106331 22641168789 22936364543 26925297507 28081594171 28520116641 32965349679 40886562881 47997269469 50058493957 58764318993 68809093629 72884742527 84244782513 85560349923 122659688643 129924975809 150175481871 206427280887 218654227581 252734347539 367979065929 389774927427 450526445613 619281842661 655962682743 758203042617 940390946263 1103937197787 1151345361011 1169324782281 1351579336839 1676349078121 1967888048229 2821172838789 2988274443607 3454036083033 3507974346843 5029047234363 8463518516367 8964823330821 10362108249099 15087141703089 25390555549101 26894469992463 31086324747297 38556028796783 45261425109267 68730312202961 80683409977389 115668086390349 206190936608883 347004259171047 618572809826649 1041012777513141 1580797180668103 1855718429479947 4742391542004309 14227174626012927 42681523878038781
• Sum of all divisors σ(n): 67807836003801600
• Sum of proper divisors (its aliquot sum) s(n): 25126312125762819
• 42681523878038781 is a deficient number, because the sum of its proper divisors (25126312125762819) is less than itself. Its deficiency is 17555211752275962

Bases of 42681523878038781

• Binary: 10010111101000101001111010101101001110010000110011111101₂
• Hexadecimal: 0x97A29EAD390CFD
• Base-36: BO9C5DSP059

Squares and roots of 42681523878038781

• 42681523878038781 squared (42681523878038781²) is 1821712480551594623239026939965961
• 42681523878038781 cubed (42681523878038781³) is 77753464737584144354461213430726269632475577933541
• The square root of 42681523878038781 is 206595072.2501356783
• The cube root of 42681523878038781 is 349472.7404676821

Scales and comparisons

• 42,681,523,878,038,781 seconds is equal to 1,357,140,436 years, 36 weeks, 2 days, 18 hours, 46 minutes, 21 seconds.
• To count from 1 to 42,681,523,878,038,781 would take you about four billion, seventy-one million, four hundred twenty-one thousand, three hundred ten 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 42681523878038781 cubic inches would be around 29122.7 feet tall.

Recreational maths with 42681523878038781

• 42681523878038781 backwards is 18783087832518624
• The number of decimal digits it has is: 17
• The sum of 42681523878038781's digits is 81
• More coming soon!