66400044504768

Names of 66400044504768

• Cardinal: 66400044504768 can be written as Sixty-six trillion, four hundred billion, forty-four million, five hundred four thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 6.6400044504768 × 10¹³

Factors of 66400044504768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 227416

Divisors of 66400044504768

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 64 72 78 96 104 108 117 144 156 192 208 216 234 288 312 351 416 432 468 576 624 702 832 864 936 1248 1404 1728 1872 2496 2808 3744 5616 7488 11232 13841 22464 27682 41523 55364 83046 110728 124569 166092 179933 213557 221456 249138 332184 359866 373707 427114 442912 498276 539799 640671 664368 719732 747414 854228 885824 996552 1079598 1281342 1328736 1439464 1494828 1619397 1708456 1922013 1993104 2159196 2562684 2657472 2776241 2878928 2989656 3238794 3416912 3844026 3986208 4318392 4858191 5125368 5552482 5757856 5766039 5979312 6477588 6833824 7688052 7972416 8328723 8636784 9716382 10250736 11104964 11515712 11532078 11958624 12955176 13667648 15376104 16657446 17273568 19432764 20501472 22209928 23064156 23917248 24986169 25910352 30752208 33314892 34547136 38865528 41002944 44419856 46128312 49972338 51820704 61504416 66629784 74958507 77731056 88839712 92256624 99944676 103641408 123008832 133259568 149917014 155462112 177679424 184513248 199889352 266519136 299834028 310924224 369026496 399778704 533038272 599668056 799557408 1199336112 1599114816 2398672224 2955842437 4797344448 5911684874 8867527311 11823369748 17735054622 23646739496 26602581933 35470109244 38425951681 47293478992 53205163866 70940218488 76851903362 79807745799 94586957984 106410327732 115277855043 141880436976 153703806724 159615491598 189173915968 212820655464 230555710086 283760873952 307407613448 319230983196 345833565129 425641310928 461111420172 567521747904 614815226896 638461966392 691667130258 851282621856 922222840344 1037500695387 1229630453792 1276923932784 1383334260516 1702565243712 1844445680688 2075001390774 2459260907584 2553847865568 2766668521032 3688891361376 4150002781548 5107695731136 5533337042064 7377782722752 8300005563096 11066674084128 16600011126192 22133348168256 33200022252384 66400044504768
• Sum of all divisors σ(n): 210235686736320
• Sum of proper divisors (its aliquot sum) s(n): 143835642231552
• 66400044504768 is an abundant number, because the sum of its proper divisors (143835642231552) is greater than itself. Its abundance is 77435597726784

Bases of 66400044504768

• Binary: 1111000110001111110111000100001101011011000000₂
• Hexadecimal: 0x3C63F710D6C0
• Base-36: NJBRC3LC0

Squares and roots of 66400044504768

• 66400044504768 squared (66400044504768²) is 4408965910235171074374733824
• 66400044504768 cubed (66400044504768³) is 292755532659620314263596431271873898872832
• The square root of 66400044504768 is 8148622.2458013111
• The cube root of 66400044504768 is 40493.8860871483

Scales and comparisons

• 66,400,044,504,768 seconds is equal to 2,111,316 years, 1 week, 2 days, 14 hours, 52 minutes, 48 seconds.
• To count from 1 to 66,400,044,504,768 would take you about five million, two hundred seventy-eight thousand, two hundred ninety 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 66400044504768 cubic inches would be around 3374.5 feet tall.

Recreational maths with 66400044504768

• 66400044504768 backwards is 86740544000466
• 66400044504768 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 66400044504768's digits is 54
• More coming soon!