680018639400

Names of 680018639400

• Cardinal: 680018639400 can be written as Six hundred eighty billion, eighteen million, six hundred thirty-nine thousand, four hundred.

Scientific notation

• Scientific notation: 6.800186394 × 10¹¹

Factors of 680018639400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 19593

Divisors of 680018639400

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 25 29 30 36 40 45 46 50 58 60 69 72 75 87 90 92 100 115 116 120 138 145 150 174 180 184 200 207 225 230 232 261 276 290 300 345 348 360 414 435 450 460 522 552 575 580 600 667 690 696 725 828 841 870 900 920 1035 1044 1150 1160 1305 1334 1380 1450 1656 1682 1725 1740 1800 2001 2070 2088 2175 2300 2523 2610 2668 2760 2900 3335 3364 3450 3480 4002 4140 4205 4350 4600 5046 5175 5220 5336 5800 6003 6525 6670 6728 6900 7569 8004 8280 8410 8700 10005 10092 10350 10440 12006 12615 13050 13340 13800 15138 16008 16675 16820 17400 19343 19531 20010 20184 20700 21025 24012 25230 26100 26680 30015 30276 33350 33640 37845 38686 39062 40020 41400 42050 48024 50025 50460 52200 58029 58593 60030 60552 63075 66700 75690 77372 78124 80040 84100 96715 97655 100050 100920 116058 117186 120060 126150 133400 150075 151380 154744 156248 168200 174087 175779 189225 193430 195310 200100 232116 234372 240120 252300 290145 292965 300150 302760 348174 351558 378450 386860 390620 400200 449213 464232 468744 483575 488275 504600 566399 580290 585930 600300 696348 703116 756900 773720 781240 870435 878895 898426 967150 976550 1132798 1160580 1171860 1200600 1347639 1392696 1406232 1450725 1464825 1513800 1699197 1740870 1757790 1796852 1934300 1953100 2246065 2265596 2321160 2343720 2695278 2831995 2901450 2929650 3398394 3481740 3515580 3593704 3868600 3906200 4042917 4352175 4394475 4492130 4531192 5097591 5390556 5663990 5802900 5859300 6738195 6796788 6963480 7031160 8085834 8495985 8704350 8788950 8984260 10195182 10781112 11230325 11327980 11605800 11718600 13027177 13476390 13593576 14159975 16171668 16425571 16991970 17408700 17577900 17968520 20214585 20390364 22460650 22655960 25487955 26054354 26952780 28319950 32343336 32851142 33690975 33983940 34817400 35155800 39081531 40429170 40780728 42479925 44921300 49276713 50975910 52108708 53905560 56639900 65135885 65702284 67381950 67967880 78163062 80858340 82127855 84959850 89842600 98553426 101072925 101951820 104217416 113279800 117244593 127439775 130271770 131404568 134763900 147830139 156326124 161716680 164255710 169919700 195407655 197106852 202145850 203903640 234489186 246383565 254879550 260543540 269527800 295660278 312652248 325679425 328511420 339839400 377788133 390815310 394213704 404291700 410639275 468978372 492767130 509759100 521087080 586222965 591320556 651358850 657022840 739150695 755576266 781630620 808583400 821278550 937956744 977038275 985534260 1019518200 1133364399 1172445930 1182641112 1231917825 1302717700 1478301390 1511152532 1563261240 1642557100 1888940665 1954076550 1971068520 2266728798 2344891860 2463835650 2605435400 2931114825 2956602780 3022305064 3285114200 3400093197 3695753475 3777881330 3908153100 4533457596 4689783720 4927671300 5666821995 5862229650 5913205560 6800186394 7391506950 7555762660 7816306200 9066915192 9444703325 9855342600 11333643990 11724459300 13600372788 14783013900 15111525320 17000465985 18889406650 22667287980 23448918600 27200745576 28334109975 29566027800 34000931970 37778813300 45334575960 56668219950 68001863940 75557626600 85002329925 113336439900 136003727880 170004659850 226672879800 340009319700 680018639400
• Sum of all divisors σ(n): 2468154929760
• Sum of proper divisors (its aliquot sum) s(n): 1788136290360
• 680018639400 is an abundant number, because the sum of its proper divisors (1788136290360) is greater than itself. Its abundance is 1108117650960

Bases of 680018639400

• Binary: 1001111001010100010001001111101000101000₂
• Hexadecimal: 0x9E5444FA28
• Base-36: 8OE9JGA0

Squares and roots of 680018639400

• 680018639400 squared (680018639400²) is 462425349931427232360000
• 680018639400 cubed (680018639400³) is 314457857284438029849554850984000000
• The square root of 680018639400 is 824632.4268424085
• The cube root of 680018639400 is 8793.7396909029

Scales and comparisons

• 680,018,639,400 seconds is equal to 21,622 years, 25 weeks, 3 days, 2 hours, 30 minutes.
• To count from 1 to 680,018,639,400 would take you about forty-three thousand, two hundred forty-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 680018639400 cubic inches would be around 732.8 feet tall.

Recreational maths with 680018639400

• 680018639400 backwards is 004936810086
• 680018639400 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 680018639400's digits is 45
• More coming soon!