1393991940268232864

Names of 1393991940268232864

• Cardinal: 1393991940268232864 can be written as One quintillion, three hundred ninety-three quadrillion, nine hundred ninety-one trillion, nine hundred forty billion, two hundred sixty-eight million, two hundred thirty-two thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.393991940268232864 × 10¹⁸

Factors of 1393991940268232864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 425

Divisors of 1393991940268232864

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 8 13 16 26 31 32 52 62 104 124 169 208 248 338 379 403 416 496 676 758 806 961 992 1352 1516 1612 1922 2197 2704 3032 3224 3844 4394 4927 5239 5408 6064 6448 7688 8788 9854 10478 11749 12128 12493 12896 15376 17576 19708 20956 23498 24986 30752 35152 39416 41912 46996 49972 64051 68107 70304 78832 83824 93992 99944 128102 136214 143641 152737 157664 162409 167648 187984 199888 256204 272428 287282 305474 324818 364219 375968 399776 512408 544856 574564 610948 649636 728438 832663 1024816 1089712 1149128 1221896 1299272 1456876 1665326 1867333 1985581 2049632 2111317 2179424 2298256 2443792 2598544 2913752 3330652 3734666 3971162 4222634 4452871 4596512 4734847 4887584 5197088 5827504 6661304 7469332 7942324 8445268 8905742 9469694 11655008 13322608 14938664 15884648 16890536 17811484 18939388 24275329 25812553 26645216 29877328 31769296 33781072 35622968 37878776 48550658 51625106 54439939 57887323 59754656 61553011 63538592 67562144 71245936 75757552 97101316 103250212 108879878 115774646 123106022 138039001 142491872 151515104 194202632 206500424 217759756 231549292 246212044 276078002 315579277 388405264 413000848 435519512 463098584 492424088 552156004 631158554 707719207 752535199 776810528 800189143 826001696 871039024 926197168 984848176 1104312008 1262317108 1415438414 1505070398 1600378286 1687638109 1742078048 1794507013 1852394336 1969696352 2208624016 2524634216 2830876828 3010140796 3200756572 3375276218 3589014026 4417248032 5049268432 5661753656 6020281592 6401513144 6750552436 7178028052 9200349691 9782957587 10098536864 11323507312 12040563184 12803026288 13501104872 14356056104 18400699382 19565915174 20632736881 21939295417 22647014624 23328591169 24081126368 25606052576 27002209744 28712112208 36801398764 39131830348 41265473762 43878590834 46657182338 52316781379 54004419488 57424224416 73602797528 78263660696 82530947524 87757181668 93314364676 104633562758 119604545983 147205595056 156527321392 165061895048 175514363336 186628729352 209267125516 239209091966 268225579453 285210840421 294411190112 303271685197 313054642784 330123790096 351028726672 373257458704 418534251032 478418183932 536451158906 570421680842 606543370394 639614843311 660247580192 680118157927 702057453344 746514917408 837068502064 956836367864 1072902317812 1140843361684 1213086740788 1279229686622 1360236315854 1674137004128 1913672735728 2145804635624 2281686723368 2426173481576 2558459373244 2720472631708 3486932532889 3707740925473 3827345471456 4291609271248 4563373446736 4852346963152 5116918746488 5440945263416 6973865065778 7415481850946 8314992963043 8583218542496 8841536053051 9126746893472 9704693926304 10233837492976 10881890526832 13947730131556 14830963701892 16629985926086 17683072106102 19828060142641 20467674985952 21763781053664 27895460263112 29661927403784 33259971852172 35366144212204 39656120285282 45330122927557 55790920526224 59323854807568 66519943704344 70732288424408 79312240570564 90660245855114 108094908519559 111581841052448 114939968689663 118647709615136 133039887408688 141464576848816 158624481141128 181320491710228 216189817039118 229879937379326 257764781854333 266079774817376 282929153697632 317248962282256 362640983420456 432379634078236 459759874758652 515529563708666 634497924564512 725281966840912 864759268156472 919519749517304 1031059127417332 1405233810754267 1450563933681824 1729518536312944 1839039499034608 2062118254834664 2810467621508534 3350942164106329 3459037072625888 3678078998069216 4124236509669328 5620935243017068 6701884328212658 8248473019338656 11241870486034136 13403768656425316 22483740972068272 26807537312850632 43562248133382277 44967481944136544 53615074625701264 87124496266764554 107230149251402528 174248992533529108 348497985067058216 696995970134116432 1393991940268232864
• Sum of all divisors σ(n): 3080143888691243220
• Sum of proper divisors (its aliquot sum) s(n): 1686151948423010356
• 1393991940268232864 is an abundant number, because the sum of its proper divisors (1686151948423010356) is greater than itself. Its abundance is 292160008154777492

Bases of 1393991940268232864

• Binary: 1001101011000011101000100100010110011011100100001000010100000₂
• Hexadecimal: 0x13587448B37210A0
• Base-36: AL9SWGNQE0M8

Squares and roots of 1393991940268232864

• 1393991940268232864 squared (1393991940268232864²) is 1943213529532792500990181189329642496
• 1393991940268232864 cubed (1393991940268232864³) is 2708823998388898442462884111523454778798298486798188544
• The square root of 1393991940268232864 is 1180674358.2665937039
• The cube root of 1393991940268232864 is 1117086.3736256331

Scales and comparisons

• 1,393,991,940,268,232,864 seconds is equal to 44,324,631,800 years, 18 weeks, 18 hours, 27 minutes, 44 seconds.
• To count from 1 to 1,393,991,940,268,232,864 would take you about one hundred fifty-five billion, one hundred thirty-six million, two hundred eleven thousand, three hundred one 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 1393991940268232864 cubic inches would be around 93090.5 feet tall.

Recreational maths with 1393991940268232864

• 1393991940268232864 backwards is 4682328620491993931
• The number of decimal digits it has is: 19
• The sum of 1393991940268232864's digits is 89
• More coming soon!