12731378319387

Names of 12731378319387

• Cardinal: 12731378319387 can be written as Twelve trillion, seven hundred thirty-one billion, three hundred seventy-eight million, three hundred nineteen thousand, three hundred eighty-seven.

Scientific notation

• Scientific notation: 1.2731378319387 × 10¹³

Factors of 12731378319387

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 322

Divisors of 12731378319387

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 13 21 39 63 71 91 101 117 127 169 213 273 303 381 497 507 639 707 819 889 909 923 1143 1183 1313 1491 1521 1651 2121 2197 2667 2769 3549 3939 4473 4953 6363 6461 6591 7171 8001 8307 9017 9191 10201 10647 11557 11817 11999 12827 14859 15379 17069 19383 19773 21463 21513 27051 27573 30603 34671 35997 38481 46137 50197 51207 58149 63119 64389 64539 71407 81153 82719 83993 89789 91809 93223 104013 107991 115443 117221 119483 132613 138411 150241 150591 153621 155987 166751 189357 193167 214221 221897 251979 269367 279019 279669 351663 358449 397839 450723 451773 467961 500253 568071 642663 652561 665691 724271 755937 808101 820547 837057 839007 910717 928291 1054989 1075347 1091909 1167257 1193517 1211899 1295527 1352169 1403883 1500759 1523873 1553279 1723969 1953133 1957683 1997073 2167763 2172813 2461641 2511171 2732151 2784873 3275727 3501771 3635697 3886581 4571619 4659837 5069897 5171907 5859399 5873049 6375019 6503289 6518439 7384923 8196453 8354619 8483293 9068689 9415523 9827181 10505313 10667111 10907091 11659743 11839321 12067783 13714857 13979511 15174341 15209691 15515721 15754687 16841851 17578197 19125057 19509867 19810349 22411597 25449879 27206067 28180919 28246569 32001333 35517963 36203349 45523023 45629073 47264061 50525553 57375171 59431047 65908661 67234791 76349637 81618201 82875247 84542757 84739707 91982417 96003999 106553889 108610047 110282809 117892957 122401799 136569069 138672443 141792183 151576659 153911173 156881179 178293141 197266433 197725983 201704373 218944063 248625741 253628271 275947251 330848427 353678871 367205397 416017329 461733519 470643537 591799299 593177949 643876919 656832189 745877223 827841753 856812593 992545281 1061036613 1077378211 1101616191 1195771421 1248051987 1385200557 1411930611 1532608441 1591223387 1775397897 1931630757 1970496567 2000845249 2570437779 2846272819 3232134633 3587314263 4597825323 4773670161 5794892271 6002535747 7711313337 8370399947 8538818457 9696403899 10761942789 11138563709 13793475969 14005916743 14321010483 15545028473 18007607241 19923909733 25111199841 25616455371 33415691127 42017750229 46635085419 59771729199 75333599523 100247073381 108815199311 126053250687 139905256257 179315187597 202085370149 326445597933 606256110447 979336793799 1414597591043 1818768331341 4243792773129 12731378319387
• Sum of all divisors σ(n): 23502629928960
• Sum of proper divisors (its aliquot sum) s(n): 10771251609573
• 12731378319387 is a deficient number, because the sum of its proper divisors (10771251609573) is less than itself. Its deficiency is 1960126709814

Bases of 12731378319387

• Binary: 10111001010001000001010010000100000000011011₂
• Hexadecimal: 0xB944148401B
• Base-36: 4IGPPXQ8R

Squares and roots of 12731378319387

• 12731378319387 squared (12731378319387²) is 162087993911357352580055769
• 12731378319387 cubed (12731378319387³) is 2063603571515987060142656024705953893603
• The square root of 12731378319387 is 3568105.7046263357
• The cube root of 12731378319387 is 23350.2646867285

Scales and comparisons

• 12,731,378,319,387 seconds is equal to 404,818 years, 23 weeks, 2 days, 17 hours, 36 minutes, 27 seconds.
• To count from 1 to 12,731,378,319,387 would take you about one million, twelve thousand and forty-six 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 12731378319387 cubic inches would be around 1945.9 feet tall.

Recreational maths with 12731378319387

• 12731378319387 backwards is 78391387313721
• 12731378319387 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12731378319387's digits is 63
• More coming soon!