680909721744

Names of 680909721744

• Cardinal: 680909721744 can be written as Six hundred eighty billion, nine hundred nine million, seven hundred twenty-one thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 6.80909721744 × 10¹¹

Factors of 680909721744

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19732

Divisors of 680909721744

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 42 43 48 56 57 76 84 86 112 114 127 129 133 152 168 172 228 254 258 266 301 304 336 344 381 399 456 508 516 532 602 688 762 798 817 889 903 912 1016 1032 1064 1204 1524 1596 1634 1778 1806 2032 2064 2128 2408 2413 2451 2667 3048 3192 3268 3556 3612 4816 4826 4902 5334 5461 5719 6096 6384 6536 7112 7224 7239 9652 9804 10668 10922 11438 13072 14224 14448 14478 16383 16891 17157 19304 19531 19608 21336 21844 22876 28956 32766 33782 34314 38227 38608 39062 39216 42672 43688 45752 50673 57912 58593 65532 67564 68628 76454 78124 87376 91504 101346 103759 114681 115824 117186 131064 135128 136717 137256 152908 156248 202692 207518 229362 234372 262128 270256 273434 274512 305816 311277 312496 371089 405384 410151 415036 458724 468744 546868 611632 622554 726313 742178 810768 820302 830072 839833 917448 937488 1093736 1113267 1245108 1452626 1484356 1640604 1660144 1679666 1834896 2178939 2187472 2226534 2480437 2490216 2519499 2597623 2905252 2968712 3281208 3359332 4357878 4453068 4960874 4980432 5038998 5195246 5810504 5878831 5937424 6562416 6718664 7441311 7792869 8715756 8906136 9921748 10077996 10390492 11621008 11757662 13437328 14882622 15585738 15956827 17363059 17431512 17636493 17812272 19843496 20155992 20780984 23515324 29765244 31171476 31913654 34726118 34863024 35272986 39686992 40311984 41561968 47030648 47128303 47870481 52089177 59530488 62342952 63827308 69452236 70545972 94061296 94256606 95740962 104178354 106658791 111697789 119060976 124685904 127654616 138904472 141091944 141384909 188513212 191481924 208356708 213317582 223395578 255309232 277808944 282183888 282769818 319976373 329898121 335093367 377026424 382963848 416713416 426635164 446791156 565539636 639952746 659796242 670186734 746611537 754052848 765927696 833426832 853270328 893582312 989694363 1131079272 1279905492 1319592484 1340373468 1493223074 1706540656 1787164624 1979388726 2026517029 2239834611 2262158544 2559810984 2639184968 2680746936 2986446148 3958777452 4053034058 4479669222 5119621968 5278369936 5361493872 5972892296 6079551087 7917554904 8106068116 8959338444 11945784592 12159102174 14185619203 15835109808 16212136232 17918676888 24318204348 28371238406 32424272464 35837353776 42556857609 48636408696 56742476812 85113715218 97272817392 113484953624 170227430436 226969907248 340454860872 680909721744
• Sum of all divisors σ(n): 2182483804160
• Sum of proper divisors (its aliquot sum) s(n): 1501574082416
• 680909721744 is an abundant number, because the sum of its proper divisors (1501574082416) is greater than itself. Its abundance is 820664360672

Bases of 680909721744

• Binary: 1001111010001001011000011101000010010000₂
• Hexadecimal: 0x9E8961D090
• Base-36: 8OT02FTC

Squares and roots of 680909721744

• 680909721744 squared (680909721744²) is 463638049165491506401536
• 680909721744 cubed (680909721744³) is 315695655047205813030865272494198784
• The square root of 680909721744 is 825172.5405901483
• The cube root of 680909721744 is 8797.5790591813

Scales and comparisons

• 680,909,721,744 seconds is equal to 21,650 years, 42 weeks, 5 days, 13 hours, 22 minutes, 24 seconds.
• To count from 1 to 680,909,721,744 would take you about forty-three 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 680909721744 cubic inches would be around 733.1 feet tall.

Recreational maths with 680909721744

• 680909721744 backwards is 447127909086
• 680909721744 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 680909721744's digits is 57
• More coming soon!