218964144240

Names of 218964144240

• Cardinal: 218964144240 can be written as Two hundred eighteen billion, nine hundred sixty-four million, one hundred forty-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.1896414424 × 10¹¹

Factors of 218964144240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2687

Divisors of 218964144240

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 81 90 108 109 120 127 135 144 162 180 216 218 240 254 270 324 327 360 381 405 432 436 508 540 545 635 648 654 720 762 810 872 981 1016 1080 1090 1143 1270 1296 1308 1524 1620 1635 1744 1905 1962 2032 2160 2180 2286 2441 2540 2616 2943 3048 3240 3270 3429 3810 3924 4360 4572 4882 4905 5080 5232 5715 5886 6096 6480 6540 6858 7323 7620 7848 8720 8829 9144 9764 9810 10160 10287 11430 11772 12205 13080 13716 13843 14646 14715 15240 15696 17145 17658 18288 19528 19620 20574 21969 22860 23544 24410 26160 27432 27686 29292 29430 30480 34290 35316 36615 39056 39240 41148 41529 43938 44145 45720 47088 48820 51435 54864 55372 58584 58860 65907 68580 69215 70632 73230 78480 82296 83058 87876 88290 91440 97640 102870 109845 110744 117168 117720 124587 131814 137160 138430 141264 146460 164592 166116 175752 176580 195280 197721 205740 207645 219690 221488 235440 249174 263628 266069 274320 276860 292920 310007 329535 332232 351504 353160 373761 395442 411480 415290 439380 498348 527256 532138 553720 585840 620014 622935 659070 664464 706320 747522 790884 798207 822960 830580 878760 930021 988605 996696 1054512 1064276 1107440 1121283 1240028 1245870 1318140 1330345 1495044 1550035 1581768 1596414 1661160 1757520 1860042 1868805 1977210 1993392 2128552 2242566 2394621 2480056 2491740 2636280 2660690 2790063 2990088 3100070 3163536 3192828 3322320 3720084 3737610 3954420 3991035 4257104 4485132 4650105 4789242 4960112 4983480 5272560 5321380 5580126 5606415 5980176 6200140 6385656 7183863 7440168 7475220 7908840 7982070 8370189 8970264 9300210 9578484 9966960 10642760 11160252 11212830 11973105 12400280 12771312 13950315 14367726 14880336 14950440 15817680 15964140 16740378 17940528 18600420 19156968 21285520 21551589 22320504 22425660 23946210 24800560 25110567 27900630 28735452 29900880 31928280 33480756 33790763 35919315 37200840 38313936 41850945 43103178 44641008 44851320 47892420 50221134 55801260 57470904 63856560 66961512 67581526 71838630 74401680 83701890 86206356 89702640 95784840 100442268 101372289 107757945 111602520 114941808 125552835 133923024 135163052 143677260 167403780 168953815 172412712 191569680 200884536 202744578 215515890 223205040 251105670 270326104 287354520 304116867 334807560 337907630 344825424 401769072 405489156 431031780 502211340 506861445 540652208 574709040 608233734 669615120 675815260 810978312 862063560 912350601 1004422680 1013722890 1216467468 1351630520 1520584335 1621956624 1724127120 1824701202 2008845360 2027445780 2432934936 2703261040 2737051803 3041168670 3649402404 4054891560 4561753005 4865869872 5474103606 6082337340 7298804808 8109783120 9123506010 10948207212 12164674680 13685259015 14597609616 18247012020 21896414424 24329349360 27370518030 36494024040 43792828848 54741036060 72988048080 109482072120 218964144240
• Sum of all divisors σ(n): 773831900160
• Sum of proper divisors (its aliquot sum) s(n): 554867755920
• 218964144240 is an abundant number, because the sum of its proper divisors (554867755920) is greater than itself. Its abundance is 335903611680

Bases of 218964144240

• Binary: 11001011111011010001111011000001110000₂
• Hexadecimal: 0x32FB47B070
• Base-36: 2SL9LJ00

Squares and roots of 218964144240

• 218964144240 squared (218964144240²) is 47945296462755525177600
• 218964144240 cubed (218964144240³) is 10498300810300362602844958017024000
• The square root of 218964144240 is 467936.0471688413
• The cube root of 218964144240 is 6027.3211833253

Scales and comparisons

• 218,964,144,240 seconds is equal to 6,962 years, 19 weeks, 6 days, 5 hours, 24 minutes.
• To count from 1 to 218,964,144,240 would take you about thirteen thousand, nine hundred twenty-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 218964144240 cubic inches would be around 502.3 feet tall.

Recreational maths with 218964144240

• 218964144240 backwards is 042441469812
• 218964144240 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 218964144240's digits is 45
• More coming soon!