68440676317520

Names of 68440676317520

• Cardinal: 68440676317520 can be written as Sixty-eight trillion, four hundred forty billion, six hundred seventy-six million, three hundred seventeen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 6.844067631752 × 10¹³

Factors of 68440676317520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 441

Divisors of 68440676317520

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 169 208 260 338 421 520 676 842 845 1040 1352 1684 1690 2105 2197 2704 3368 3380 4210 4394 5473 6736 6760 8420 8788 10946 10985 13520 16840 17576 21892 21970 27365 28561 33680 35152 43784 43940 54730 57122 71149 87568 87880 109460 114244 142298 142805 175760 177241 218920 228488 284596 285610 354482 355745 371293 437840 456976 569192 571220 708964 711490 742586 886205 924937 1138384 1142440 1417928 1422980 1485172 1772410 1849874 1856465 2284880 2304133 2835856 2845960 2970344 3544820 3699748 3712930 4608266 4624685 4826809 5691920 5940688 7089640 7399496 7425860 9216532 9249370 9653618 11520665 12024181 14179280 14798992 14851720 18433064 18498740 19307236 23041330 24048362 24134045 29703440 29953729 36866128 36997480 38614472 46082660 48096724 48268090 59907458 60120905 73994960 77228944 92165320 96193448 96536180 119814916 120241810 149768645 156314353 184330640 192386896 193072360 239629832 240483620 299537290 312628706 386144720 389398477 479259664 480967240 599074580 625257412 778796954 781571765 961934480 1198149160 1250514824 1557593908 1563143530 1946992385 2032086589 2396298320 2501029648 3115187816 3126287060 3893984770 4064173178 5062180201 6230375632 6252574120 7787969540 8128346356 10124360402 10160432945 12505148240 15575939080 16256692712 20248720804 20320865890 25310901005 31151878160 32513385424 40497441608 40641731780 50621802010 65808342613 80994883216 81283463560 101243604020 131616685226 162566927120 202487208040 263233370452 329041713065 404974416080 526466740904 658083426130 855508453969 1052933481808 1316166852260 1711016907938 2632333704520 3422033815876 4277542269845 5264667409040 6844067631752 8555084539690 13688135263504 17110169079380 34220338158760 68440676317520
• Sum of all divisors σ(n): 172795388770674
• Sum of proper divisors (its aliquot sum) s(n): 104354712453154
• 68440676317520 is an abundant number, because the sum of its proper divisors (104354712453154) is greater than itself. Its abundance is 35914036135634

Bases of 68440676317520

• Binary: 1111100011111100010110001100110011100101010000₂
• Hexadecimal: 0x3E3F16333950
• Base-36: O9D7NLD8W

Squares and roots of 68440676317520

• 68440676317520 squared (68440676317520²) is 4684126174799542987858950400
• 68440676317520 cubed (68440676317520³) is 320584763359878629602477247531444331008000
• The square root of 68440676317520 is 8272888.0276188919
• The cube root of 68440676317520 is 40904.5322535149

Scales and comparisons

• 68,440,676,317,520 seconds is equal to 2,176,201 years, 41 weeks, 6 days, 9 hours, 5 minutes, 20 seconds.
• To count from 1 to 68,440,676,317,520 would take you about five million, four hundred forty thousand, five hundred four 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 68440676317520 cubic inches would be around 3408.7 feet tall.

Recreational maths with 68440676317520

• 68440676317520 backwards is 02571367604486
• The number of decimal digits it has is: 14
• The sum of 68440676317520's digits is 59
• More coming soon!