13491820997487

Names of 13491820997487

• Cardinal: 13491820997487 can be written as Thirteen trillion, four hundred ninety-one billion, eight hundred twenty million, nine hundred ninety-seven thousand, four hundred eighty-seven.

Scientific notation

• Scientific notation: 1.3491820997487 × 10¹³

Factors of 13491820997487

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 133

Divisors of 13491820997487

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 9 19 21 27 31 49 57 63 73 81 93 133 147 171 189 217 219 243 279 361 399 441 511 513 567 589 651 657 837 931 1083 1197 1323 1387 1519 1533 1539 1701 1767 1953 1971 2263 2511 2527 2793 3249 3577 3591 3969 4123 4161 4557 4599 4617 5301 5329 5859 5913 6789 6859 7533 7581 8379 9709 9747 10731 10773 11191 11907 12369 12483 13671 13797 15841 15903 15987 17577 17689 17739 20367 20577 22743 25137 26353 28861 29127 29241 32193 32319 33573 37107 37303 37449 41013 41391 42997 47523 47709 47961 48013 52731 53067 61101 61731 67963 68229 75411 78337 79059 86583 87381 87723 96579 100719 101251 110887 111321 111909 112347 123039 124173 128991 142569 143127 143883 144039 159201 165199 183303 184471 185193 203889 204687 212629 226233 235011 237177 259749 261121 262143 289737 300979 302157 303753 332661 333963 335727 336091 337041 369117 386973 427707 431649 432117 477603 495597 500707 548359 549909 553413 555579 611667 614061 637887 705033 708757 711531 779247 783363 786429 816943 869211 902937 906471 911259 997983 1001889 1007181 1008273 1156393 1160919 1283121 1291297 1294947 1296351 1432809 1486791 1488403 1502121 1645077 1660239 1666737 1835001 1913661 1923769 2106853 2115099 2126271 2134593 2337741 2350089 2359287 2450829 2708811 2719413 2733777 2993949 3021543 3024819 3138781 3469179 3482757 3504949 3849363 3873891 3889053 4298427 4460373 4465209 4506363 4935231 4961299 4980717 5505003 5718601 5740983 5771307 6320559 6345297 6378813 6403779 7013223 7050267 7352487 8094751 8126433 8201331 8981847 9064629 9074457 9416343 10407537 10418821 10448271 10514847 11621673 11667159 13381119 13395627 13466383 13519089 14805693 14883897 14942151 15521917 16515009 17155803 17222949 17313921 18961677 19035891 19136439 21150801 21971467 22057461 24284253 24379299 24534643 24603993 26945541 27223371 28249029 31222611 31256463 31544541 34865019 36551611 40030207 40143357 40186881 40399149 40557267 44417079 44651691 44826453 46565751 51467409 51668847 51941763 56885031 57409317 59636839 63452403 65914401 66172383 72852759 73137897 73603929 81670113 84747087 93667833 93769389 94264681 94633623 104595057 108653419 109654833 120090621 120560643 121197447 121671801 133251237 133955073 139697253 153800269 154402227 155825289 170655093 172227951 178910517 197743203 198517149 218558277 220811787 254241261 255861277 281003499 281308167 282794043 283900869 313785171 325960257 328964499 360271863 361681929 363592341 401865219 417457873 419091759 461400807 463206681 467475867 511965279 536731551 593229609 655674831 662435361 760573933 762723783 767583831 843924501 848382129 851702607 977880771 986893497 1080815589 1090777023 1133099941 1205595657 1252373619 1257275277 1384202421 1389620043 1610194653 1779688827 1791028939 1967024493 1987306083 2281721799 2302751493 2531773503 2545146387 2922205111 2933642313 2960680491 3242446767 3272331069 3399299823 3757120857 3771825831 4152607263 4830583959 5339066481 5373086817 5961918249 6845165397 6908254479 7635439161 7931699587 8766615333 8800926939 8882041473 9727340301 10197899469 11271362571 12457821789 14491751877 16119260451 20535496191 20724763437 22906317483 23795098761 26299845999 26402780817 30593698407 33814087713 37373465367 48357781353 55521897109 61606488573 62174290311 71385296283 78899537997 91781095221 101442263139 145073344059 166565691327 184819465719 214155888849 236698613991 275343285663 435220032177 499697073981 642467666547 710095841973 1499091221943 1927402999641 4497273665829 13491820997487
• Sum of all divisors σ(n): 25971662545920
• Sum of proper divisors (its aliquot sum) s(n): 12479841548433
• 13491820997487 is a deficient number, because the sum of its proper divisors (12479841548433) is less than itself. Its deficiency is 1011979449054

Bases of 13491820997487

• Binary: 11000100010101001111001100101010101101101111₂
• Hexadecimal: 0xC454F32AB6F
• Base-36: 4S621VFXR

Squares and roots of 13491820997487

• 13491820997487 squared (13491820997487²) is 182029233828231107660315169
• 13491820997487 cubed (13491820997487³) is 2455905839120199386574356290182376980303
• The square root of 13491820997487 is 3673121.4242775857
• The cube root of 13491820997487 is 23806.2061572735

Scales and comparisons

• 13,491,820,997,487 seconds is equal to 428,998 years, 9 weeks, 14 hours, 51 minutes, 27 seconds.
• To count from 1 to 13,491,820,997,487 would take you about one million, seventy-two thousand, four hundred ninety-five 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 13491820997487 cubic inches would be around 1983.9 feet tall.

Recreational maths with 13491820997487

• 13491820997487 backwards is 78479902819431
• The number of decimal digits it has is: 14
• The sum of 13491820997487's digits is 72
• More coming soon!