72164483391

Names of 72164483391

• Cardinal: 72164483391 can be written as Seventy-two billion, one hundred sixty-four million, four hundred eighty-three thousand, three hundred ninety-one.

Scientific notation

• Scientific notation: 7.2164483391 × 10¹⁰

Factors of 72164483391

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 216

Divisors of 72164483391

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 7 11 13 21 31 33 37 39 41 49 73 77 91 93 111 123 143 147 217 219 231 259 273 287 341 403 407 429 451 481 511 533 539 637 651 777 803 861 949 1001 1023 1147 1209 1221 1271 1353 1443 1517 1519 1533 1599 1617 1813 1911 2009 2263 2387 2409 2701 2821 2847 2849 2993 3003 3157 3367 3441 3577 3731 3813 4433 4551 4557 5291 5439 5621 5863 6027 6643 6789 7007 7161 8029 8103 8463 8547 8897 8979 9471 10101 10439 10619 10731 11193 12617 13299 13981 14911 15841 15873 16523 16687 16709 16863 17589 18907 19721 19747 19929 19943 20951 21021 22099 23569 24087 24893 26117 26691 29419 29711 31031 31317 31857 32923 35113 37037 37851 38909 39347 41041 41943 44733 46501 47027 47523 49569 50061 50127 56203 56721 59163 59241 59829 62279 62853 66297 70707 73073 74333 74679 78351 83731 88257 88319 89133 92783 93093 97867 98769 104377 105339 110741 110887 111111 115661 116727 116809 118041 123123 132349 138047 139503 141081 146657 164021 168609 174251 181753 186837 205933 207977 216931 217217 219219 222999 230461 245791 251193 259259 264957 272363 278349 287287 293601 313131 323609 329189 332223 332661 346983 350427 386243 397047 414141 427999 439971 492063 511511 517297 522753 545259 586117 611351 617799 618233 623931 649481 650793 651651 685069 691383 730639 737373 775187 777777 809627 817089 817663 861861 921041 966329 970827 987567 1020613 1088503 1148147 1158729 1206179 1218151 1219757 1272271 1283997 1439633 1441531 1455839 1518517 1534533 1551891 1613227 1720537 1758351 1834053 1854699 1906541 1948443 2055207 2191917 2265263 2304323 2325561 2428881 2452989 2703701 2763123 2898987 2995993 3061839 3265509 3432971 3444441 3618537 3621079 3654453 3659271 3816813 4102819 4279457 4318899 4324593 4367517 4546367 4555551 4839681 5161611 5426309 5719623 6447287 6724861 6795789 6912969 7144291 7619521 8037029 8111103 8443253 8527057 8905897 8987979 10077431 10298913 10629619 10863237 11973533 12308457 12838371 13267969 13639101 15835963 15856841 16278927 18925907 19341861 20174583 20971951 21432873 22858563 24030797 24111087 25329759 25347553 25581171 26717691 29956199 30232293 31888857 35920599 37762681 39803907 44628623 45131009 47074027 47507889 47570523 50010037 53336647 56777721 59102771 59689399 62915853 70542017 72092391 76042659 83814731 89868597 92875783 110851741 113288043 133885869 135393027 141222081 150030111 160009941 168215579 177308313 179068197 211626051 251444193 264338767 278627349 312400361 329518189 332555223 490914853 504646737 586703117 650130481 775962187 793016301 937201083 988554567 1472744559 1760109351 1850371369 1950391443 2186802527 2327886561 3436403971 5551114107 6560407581 10309211913 24054827797 72164483391
• Sum of all divisors σ(n): 144763379712
• Sum of proper divisors (its aliquot sum) s(n): 72598896321
• 72164483391 is an abundant number, because the sum of its proper divisors (72598896321) is greater than itself. Its abundance is 434412930

Bases of 72164483391

• Binary: 1000011001101010101101010000100111111₂
• Hexadecimal: 0x10CD56A13F
• Base-36: X5GVBR3

Squares and roots of 72164483391

• 72164483391 squared (72164483391²) is 5207712663089914858881
• 72164483391 cubed (72164483391³) is 375811893980652539573322033345471
• The square root of 72164483391 is 268634.4791552269
• The cube root of 72164483391 is 4163.3331927045

Scales and comparisons

• 72,164,483,391 seconds is equal to 2,294 years, 31 weeks, 4 days, 1 hour, 49 minutes, 51 seconds.
• To count from 1 to 72,164,483,391 would take you about four thousand, five hundred eighty-nine 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 72164483391 cubic inches would be around 346.9 feet tall.

Recreational maths with 72164483391

• 72164483391 backwards is 19338446127
• The number of decimal digits it has is: 11
• The sum of 72164483391's digits is 48
• More coming soon!