64393641160701408

Names of 64393641160701408

• Cardinal: 64393641160701408 can be written as Sixty-four quadrillion, three hundred ninety-three trillion, six hundred forty-one billion, one hundred sixty million, seven hundred one thousand, four hundred eight.

Scientific notation

• Scientific notation: 6.4393641160701408 × 10¹⁶

Factors of 64393641160701408

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 175

Divisors of 64393641160701408

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 72 93 96 124 139 144 186 248 278 279 288 372 417 496 556 558 744 834 992 1112 1116 1251 1488 1668 2224 2232 2502 2976 3336 4309 4448 4464 5004 6672 8618 8928 10008 12927 13344 17236 19321 20016 25854 34472 38642 38781 40032 51708 57963 68944 77284 77562 103416 115926 137888 154568 155124 173889 206832 231852 309136 310248 347778 413664 463704 598951 618272 620496 695556 927408 1197902 1240992 1391112 1796853 1854816 2395804 2685619 2782224 3593706 4791608 5371238 5390559 5564448 7187412 8056857 9583216 10742476 10781118 14374824 16113714 19166432 21484952 21562236 24170571 28749648 32227428 42969904 43124472 48341142 57499296 64454856 83254189 85939808 86248944 96682284 128909712 166508378 172497888 193364568 249762567 257819424 333016756 373301041 386729136 499525134 666033512 746602082 749287701 773458272 999050268 1119903123 1332067024 1493204164 1498575402 1998100536 2239806246 2664134048 2986408328 2997150804 3359709369 3996201072 4479612492 5972816656 5994301608 6719418738 7992402144 8959224984 11572332271 11945633312 11988603216 13438837476 17918449968 23144664542 23977206432 26877674952 34716996813 35836899936 46289329084 51888844699 53755349904 69433993626 92578658168 103777689398 104150990439 107510699808 138867987252 155666534097 185157316336 207555378796 208301980878 277735974504 311333068194 370314632672 415110757592 416603961756 466999602291 555471949008 622666136388 830221515184 833207923512 933999204582 1110943898016 1245332272776 1608554185669 1660443030368 1666415847024 1867998409164 2490664545552 3217108371338 3332831694048 3735996818328 4825662557007 4981329091104 6434216742676 7212549413161 7471993636656 9651325114014 12868433485352 14425098826322 14476987671021 14943987273312 19302650228028 21637648239483 25736866970704 28850197652644 28953975342042 38605300456056 43275296478966 51473733941408 57700395305288 57907950684084 64912944718449 77210600912112 86550592957932 115400790610576 115815901368168 129825889436898 154421201824224 173101185915864 223589031807991 230801581221152 231631802736336 259651778873796 346202371831728 447178063615982 463263605472672 519303557747592 670767095423973 692404743663456 894356127231964 1038607115495184 1341534190847946 1788712254463928 2012301286271919 2077214230990368 2683068381695892 3577424508927856 4024602572543838 5366136763391784 7154849017855712 8049205145087676 10732273526783568 16098410290175352 21464547053567136 32196820580350704 64393641160701408
• Sum of all divisors σ(n): 190396252230414048
• Sum of proper divisors (its aliquot sum) s(n): 126002611069712640
• 64393641160701408 is an abundant number, because the sum of its proper divisors (126002611069712640) is greater than itself. Its abundance is 61608969909011232

Bases of 64393641160701408

• Binary: 11100100110001011010110011101011001011010111010111100000₂
• Hexadecimal: 0xE4C5ACEB2D75E0
• Base-36: HM1N2D4JAW0

Squares and roots of 64393641160701408

• 64393641160701408 squared (64393641160701408²) is 4146541021933178575717998533182464
• 64393641160701408 cubed (64393641160701408³) is 267010874624493207748096793817595149535780685709312
• The square root of 64393641160701408 is 253759021.8311487107
• The cube root of 64393641160701408 is 400818.4101216285
• Being both a perfect square and a perfect cube, 64393641160701408 is also a perfect sixth number.

Scales and comparisons

• 64,393,641,160,701,408 seconds is equal to 2,047,518,606 years, 15 weeks, 4 days, 7 hours, 16 minutes, 48 seconds.
• To count from 1 to 64,393,641,160,701,408 would take you about six billion, one hundred forty-two million, five hundred fifty-five thousand, eight hundred eighteen 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 64393641160701408 cubic inches would be around 33401.5 feet tall.

Recreational maths with 64393641160701408

• 64393641160701408 backwards is 80410706114639346
• The number of decimal digits it has is: 17
• The sum of 64393641160701408's digits is 63
• More coming soon!