668708068444431084

Names of 668708068444431084

• Cardinal: 668708068444431084 can be written as Six hundred sixty-eight quadrillion, seven hundred eight trillion, sixty-eight billion, four hundred forty-four million, four hundred thirty-one thousand and eighty-four.

Scientific notation

• Scientific notation: 6.68708068444431084 × 10¹⁷

Factors of 668708068444431084

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13790

Divisors of 668708068444431084

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 108 157 314 471 628 942 1093 1413 1613 1884 2186 2731 2826 3226 3279 4239 4372 4839 5462 5652 6452 6558 8191 8193 8478 9678 9837 10924 13116 14517 16382 16386 16956 19356 19674 24573 24579 29034 29511 32764 32772 39348 43551 49146 49158 58068 59022 73719 73737 87102 98292 98316 118044 147438 147474 171601 174204 221157 253241 294876 294948 343202 428767 442314 506482 514803 686404 759723 857534 884628 1012964 1029606 1285987 1286301 1519446 1544409 1715068 1763009 2059212 2279169 2571974 2572602 2984983 3038892 3088818 3526018 3857961 3858903 4405103 4558338 4633227 5143948 5145204 5289027 5969966 6177636 6837507 7052036 7715922 7717806 8810206 8952763 8954949 9116676 9266454 10578054 11573883 11576709 11939932 13212083 13215309 13675014 15431844 15435612 15867081 17620412 17905526 17909898 18532908 21156108 22369621 23147766 23153418 26424166 26430618 26858289 26864847 27350028 31734162 34721649 35811052 35819796 39636249 39645927 44739242 46295532 46306836 47601243 52848332 52861236 53716578 53729694 63468324 67108863 69443298 79272498 79291854 80574867 80594541 89478484 95202486 107433156 107459388 118908747 118937781 134217726 138886596 158544996 158583708 161149734 161189082 190404972 201326589 237817494 237875562 241724601 268435452 276792413 322299468 322378164 356726241 402653178 468642331 475634988 475751124 483449202 553584826 603979767 691601171 713452482 805306356 830377239 937284662 966898404 1107169652 1207959534 1383202342 1405583791 1405926993 1426904964 1660754478 1874569324 2074297031 2074803513 2415919068 2491131717 2766404684 2811167582 2811853986 3321508956 3512030497 4148594062 4149607026 4216751373 4217780979 4814777579 4982263434 5622335164 5623707972 6222891093 6224410539 7024060994 7473395151 8297188124 8299214052 8433502746 8435561958 9629555158 9964526868 10536091491 12445782186 12448821078 12650254119 12653342937 14048121988 14440806719 14444332737 14946790302 16867005492 16871123916 18668673279 18673231617 19259110316 21072182982 24449995753 24891564372 24897642156 25300508238 25306685874 28881613438 28888665474 29893580604 31608274473 36082198673 37337346558 37346463234 37950762357 42144365964 43322420157 43332998211 48899991506 50601016476 50613371748 56006019837 57763226876 57777330948 63216548946 72164397346 73349987259 74674693116 74692926468 75901524714 86644840314 86665996422 94824823419 97799983012 108246596019 112012039674 126433097892 129967260471 129998994633 144328794692 146699974518 151803049428 173289680628 173331992844 189649646838 216493192038 220049961777 224024079348 259934520942 259997989266 293399949036 324739788057 379299293676 389901781413 432986384076 440099923554 519869041884 519995978532 649479576114 660149885331 755920079903 779803562826 880199847108 974219364171 1298959152228 1320299770662 1511840159806 1559607125652 1948438728342 2267206654883 2267760239709 2640599541324 3023680319612 3838649333221 3896877456684 4534413309766 4535520479418 5664905191661 6801619964649 6803280719127 7677298666442 9068826619532 9071040958836 11329810383322 11515947999663 13603239929298 13606561438254 15354597332884 16994715574983 20404859893947 20409842157381 22659620766644 23031895999326 27206479858596 27213122876508 33989431149966 34547843998989 39437843149589 40809719787894 40819684314762 46063791998652 50984146724949 61214579681841 67978862299932 69095687997978 78875686299178 81619439575788 81639368629524 101968293449898 103643531996967 118313529448767 122429159363682 138191375995956 152952440174847 157751372598356 203936586899796 207287063993934 236627058897534 244858318727364 305904880349694 354940588346301 414574127987868 473254117795068 611809760699388 709881176692602 1064821765038903 1419762353385204 2129643530077806 4259287060155612 6191741374485473 12383482748970946 18575224123456419 24766965497941892 37150448246912838 55725672370369257 74300896493825676 111451344740738514 167177017111107771 222902689481477028 334354034222215542 668708068444431084
• Sum of all divisors σ(n): 1748262368009256960
• Sum of proper divisors (its aliquot sum) s(n): 1079554299564825876
• 668708068444431084 is an abundant number, because the sum of its proper divisors (1079554299564825876) is greater than itself. Its abundance is 410846231120394792

Bases of 668708068444431084

• Binary: 100101000111101110100111000111111110000100010110001011101100₂
• Hexadecimal: 0x947BA71FE1162EC
• Base-36: 52WD85P14TF0

Squares and roots of 668708068444431084

• 668708068444431084 squared (668708068444431084²) is 447170480802681927279090412425415056
• 668708068444431084 cubed (668708068444431084³) is 299026508482928982325254165538177818724106090488000704
• The square root of 668708068444431084 is 817745723.5867584065
• The cube root of 668708068444431084 is 874471.2205156817

Scales and comparisons

• 668,708,068,444,431,084 seconds is equal to 21,262,848,126 years, 34 weeks, 4 days, 20 hours, 11 minutes, 24 seconds.
• To count from 1 to 668,708,068,444,431,084 would take you about sixty-three billion, seven hundred eighty-eight million, five hundred forty-four thousand, three hundred eighty 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 668708068444431084 cubic inches would be around 72872.6 feet tall.

Recreational maths with 668708068444431084

• 668708068444431084 backwards is 480134444860807866
• The number of decimal digits it has is: 18
• The sum of 668708068444431084's digits is 81
• More coming soon!