218445315140

Names of 218445315140

• Cardinal: 218445315140 can be written as Two hundred eighteen billion, four hundred forty-five million, three hundred fifteen thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.1844531514 × 10¹¹

Factors of 218445315140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7640

Divisors of 218445315140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 10 13 17 20 26 34 52 61 65 68 85 109 122 130 170 218 221 244 260 305 340 436 442 545 610 793 884 1037 1090 1105 1220 1417 1586 1853 2074 2180 2210 2834 3172 3706 3965 4148 4420 5185 5668 6649 7085 7412 7433 7930 9265 10370 13298 13481 14170 14866 15860 18530 20740 24089 26596 26962 28340 29732 33245 37060 37165 48178 53924 66490 67405 74330 86437 96356 96629 113033 120445 126361 132980 134810 148660 172874 193258 226066 240890 252722 269620 345748 386516 432185 452132 453413 481780 483145 505444 565165 631805 810197 864370 906826 966290 1130330 1263610 1469429 1620394 1642693 1728740 1813652 1932580 2260660 2267065 2527220 2938858 3240788 3285386 4050985 4534130 5877716 5894369 6570772 7347145 7708021 8101970 8213465 9068260 10532561 11788738 13773349 14694290 15416042 16203940 16426930 21065122 23577476 27546698 29388580 29471845 30832084 32853860 38540105 42130244 49422017 52662805 55093396 58943690 68866745 77080210 98844034 100204273 105325610 117887380 137733490 154160420 179053537 197688068 200408546 210651220 247110085 275466980 358107074 400817092 494220170 501021365 642486221 716214148 840174289 895267685 988440340 1002042730 1284972442 1680348578 1790535370 2004085460 2569944884 3212431105 3360697156 3581070740 4200871445 6424862210 8401742890 10922265757 12849724420 16803485780 21844531514 43689063028 54611328785 109222657570 218445315140
• Sum of all divisors σ(n): 536607529920
• Sum of proper divisors (its aliquot sum) s(n): 318162214780
• 218445315140 is an abundant number, because the sum of its proper divisors (318162214780) is greater than itself. Its abundance is 99716899640

Bases of 218445315140

• Binary: 11001011011100010110101111110001000100₂
• Hexadecimal: 0x32DC5AFC44
• Base-36: 2SCOP7WK

Squares and roots of 218445315140

• 218445315140 squared (218445315140²) is 47718355706613913219600
• 218445315140 cubed (218445315140³) is 10423851250293893655564134024744000
• The square root of 218445315140 is 467381.3380313767
• The cube root of 218445315140 is 6022.5568983041

Scales and comparisons

• 218,445,315,140 seconds is equal to 6,945 years, 46 weeks, 6 hours, 12 minutes, 20 seconds.
• To count from 1 to 218,445,315,140 would take you about thirteen thousand, eight hundred ninety-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 218445315140 cubic inches would be around 501.9 feet tall.

Recreational maths with 218445315140

• 218445315140 backwards is 041513544812
• The number of decimal digits it has is: 12
• The sum of 218445315140's digits is 38
• More coming soon!