7131985146

Names of 7131985146

• Cardinal: 7131985146 can be written as Seven billion, one hundred thirty-one million, nine hundred eighty-five thousand, one hundred forty-six.

Scientific notation

• Scientific notation: 7.131985146 × 10⁹

Factors of 7131985146

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 495

Divisors of 7131985146

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 11 13 17 18 22 26 27 33 34 39 51 54 66 78 99 102 117 121 143 153 187 198 221 234 242 286 297 306 351 363 374 429 442 449 459 561 594 663 702 726 858 898 918 1089 1122 1287 1326 1331 1347 1573 1683 1989 2057 2178 2431 2574 2662 2694 3146 3267 3366 3861 3978 3993 4041 4114 4719 4862 4939 5049 5837 5967 6171 6534 7293 7633 7722 7986 8082 9438 9878 10098 11674 11934 11979 12123 12342 14157 14586 14817 15266 17303 17511 18513 21879 22627 22899 23958 24246 26741 28314 29634 34606 35022 35937 37026 42471 43758 44451 45254 45798 51909 52533 53482 54329 55539 64207 65637 67881 68697 71874 80223 83963 84942 88902 99229 103818 105066 108658 111078 128414 131274 133353 135762 137394 155727 157599 160446 162987 167926 192621 198458 203643 206091 240669 251889 266706 294151 297687 311454 315198 325974 385242 407286 412182 467181 481338 488961 503778 577863 588302 595374 597619 610929 706277 722007 755667 882453 893061 923593 934362 977922 1091519 1155726 1195238 1221858 1412554 1444014 1466883 1511334 1733589 1764906 1786122 1792857 1847186 2118831 2183038 2267001 2647359 2679183 2770779 2933766 3274557 3467178 3585714 4237662 4534002 5294718 5358366 5378571 5541558 6356493 6549114 7769047 7942077 8312337 9823671 10159523 10757142 12006709 12712986 15538094 15884154 16135713 16624674 19069479 19647342 20319046 23307141 24013418 24937011 29471013 30478569 32271426 36020127 38138958 46614282 49874022 58942026 60957138 69921423 72040254 91435707 108060381 132073799 139842846 182871414 209764269 216120762 264147598 274307121 324181143 396221397 419528538 548614242 648362286 792442794 1188664191 2377328382 3565992573 7131985146
• Sum of all divisors σ(n): 19922112000
• Sum of proper divisors (its aliquot sum) s(n): 12790126854
• 7131985146 is an abundant number, because the sum of its proper divisors (12790126854) is greater than itself. Its abundance is 5658141708

Bases of 7131985146

• Binary: 110101001000110010111010011111010₂
• Hexadecimal: 0x1A91974FA
• Base-36: 39Y76YI

Squares and roots of 7131985146

• 7131985146 squared (7131985146²) is 50865212122764641316
• 7131985146 cubed (7131985146³) is 362769937307696550319729892136
• The square root of 7131985146 is 84451.0813785117
• The cube root of 7131985146 is 1924.8791869757

Scales and comparisons

• 7,131,985,146 seconds is equal to 226 years, 40 weeks, 2 days, 2 hours, 59 minutes, 6 seconds.
• To count from 1 to 7,131,985,146 would take you about four hundred fifty-three 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 7131985146 cubic inches would be around 160.4 feet tall.

Recreational maths with 7131985146

• 7131985146 backwards is 6415891317
• The number of decimal digits it has is: 10
• The sum of 7131985146's digits is 45
• More coming soon!