218450137840

Names of 218450137840

• Cardinal: 218450137840 can be written as Two hundred eighteen billion, four hundred fifty million, one hundred thirty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.1845013784 × 10¹¹

Factors of 218450137840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1093

Divisors of 218450137840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 23 31 40 44 46 55 62 80 88 92 110 115 121 124 155 176 184 220 230 242 248 253 310 341 368 440 460 484 496 506 605 620 682 713 880 920 961 968 1012 1021 1210 1240 1265 1364 1426 1705 1840 1922 1936 2024 2042 2420 2480 2530 2728 2783 2852 3410 3565 3751 3844 4048 4084 4805 4840 5060 5105 5456 5566 5704 6820 7130 7502 7688 7843 8168 9610 9680 10120 10210 10571 11132 11231 11408 13640 13915 14260 15004 15376 15686 16336 18755 19220 20240 20420 21142 22103 22264 22462 23483 27280 27830 28520 30008 31372 31651 37510 38440 39215 40840 42284 44206 44528 44924 46966 52855 55660 56155 57040 60016 62744 63302 75020 76880 78430 81680 84568 86273 88412 89848 93932 105710 110515 111320 112310 116281 117415 123541 125488 126604 150040 156860 158255 169136 172546 176824 179696 187864 211420 221030 222640 224620 232562 234830 243133 247082 253208 258313 300080 313720 316510 345092 348161 353648 375728 422840 431365 442060 449240 465124 469660 486266 494164 506416 516626 581405 617705 627440 633020 690184 696322 727973 845680 862730 884120 898480 930248 939320 972532 981181 988328 1033252 1162810 1215665 1235410 1266040 1291565 1380368 1392644 1455946 1725460 1740805 1768240 1860496 1878640 1945064 1962362 1976656 2066504 2325620 2431330 2470820 2532080 2583130 2674463 2785288 2841443 2911892 3450920 3481610 3639865 3829771 3890128 3924724 4133008 4651240 4862660 4905905 4941640 5166260 5348926 5570576 5682886 5823784 6901840 6963220 7279730 7659542 7849448 8007703 9302480 9725320 9811810 9883280 10332520 10697852 10792991 11365772 11647568 13372315 13926440 14207215 14559460 15319084 15698896 16015406 19148855 19450640 19623620 20665040 21395704 21585982 22567163 22731544 26744630 27852880 28414430 29118920 30638168 32030812 38297710 39247240 40038515 42791408 43171964 45134326 45463088 53489260 53964955 56828860 58237840 61276336 64061624 76595420 78494480 80077030 86343928 88084733 90268652 106978520 107929910 112835815 113657720 118722901 128123248 153190840 160154060 172687856 176169466 180537304 213957040 215859820 225671630 227315440 237445802 248238793 306381680 320308120 352338932 361074608 431719640 440423665 451343260 474891604 496477586 593614505 640616240 704677864 863439280 880847330 902686520 949783208 992955172 1187229010 1241193965 1409355728 1761694660 1805373040 1899566416 1985910344 2374458020 2482387930 2730626723 3523389320 3971820688 4748916040 4964775860 5461253446 7046778640 9497832080 9929551720 10922506892 13653133615 19859103440 21845013784 27306267230 43690027568 54612534460 109225068920 218450137840
• Sum of all divisors σ(n): 602526248352
• Sum of proper divisors (its aliquot sum) s(n): 384076110512
• 218450137840 is an abundant number, because the sum of its proper divisors (384076110512) is greater than itself. Its abundance is 165625972672

Bases of 218450137840

• Binary: 11001011011100101001001001001011110000₂
• Hexadecimal: 0x32DCA492F0
• Base-36: 2SCRKL4G

Squares and roots of 218450137840

• 218450137840 squared (218450137840²) is 47720462722314999865600
• 218450137840 cubed (218450137840³) is 10424541659478293364539901474304000
• The square root of 218450137840 is 467386.4972803557
• The cube root of 218450137840 is 6022.6012187349

Scales and comparisons

• 218,450,137,840 seconds is equal to 6,946 years, 2 weeks, 1 hour, 50 minutes, 40 seconds.
• To count from 1 to 218,450,137,840 would take you about thirteen thousand, eight hundred ninety-two 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 218450137840 cubic inches would be around 501.9 feet tall.

Recreational maths with 218450137840

• 218450137840 backwards is 048731054812
• The number of decimal digits it has is: 12
• The sum of 218450137840's digits is 43
• More coming soon!