13709407989921

Names of 13709407989921

• Cardinal: 13709407989921 can be written as Thirteen trillion, seven hundred nine billion, four hundred seven million, nine hundred eighty-nine thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.3709407989921 × 10¹³

Factors of 13709407989921

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1918

Divisors of 13709407989921

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 17 21 29 49 51 79 87 119 147 203 237 289 357 493 553 609 833 867 1343 1421 1479 1659 1783 2023 2291 2499 3451 3871 4029 4263 5349 6069 6241 6873 8381 9401 10353 11613 12481 14161 16037 18723 22831 24157 25143 28203 30311 37443 38947 42483 43687 48111 51707 58667 65807 68493 72471 87367 90933 106097 112259 116841 131061 140857 155121 159817 176001 180989 197421 212177 262101 272629 305809 318291 336777 361949 410669 422571 479451 515287 542967 636531 662099 742679 817887 879019 917427 985999 1085847 1118719 1232007 1266923 1485239 1545861 1803649 1908403 1986297 2228037 2394569 2533643 2637057 2957997 3076813 3356157 3607009 3800769 4084853 4455717 4634693 5198753 5410947 5725209 6153133 6901993 7183707 7600929 8868461 9230439 10821027 11127703 12254559 12625543 13904079 14943323 15596259 16761983 18459399 20705979 21537691 25249063 26605383 28593971 32442851 33383109 37876629 40707673 43071931 44829969 50285949 52305821 64613073 69442501 75747189 77893921 85781913 88378801 97328553 104603261 117333881 122123019 129215793 150763837 156917463 189170951 200157797 208327503 233681763 265136403 284953711 313809783 322703387 352001643 366140747 452291511 486097507 545257447 567512853 600473391 732222827 854861133 968110161 1098422241 1180522517 1324196657 1458292521 1635772341 1994675977 2196668481 2258923709 2562985229 3215906167 3402682549 3541567551 3972589971 5485957579 5984027931 6776771127 7688955687 8263657619 9269376599 9647718501 10208047647 15812465963 16457872737 22511343169 24790972857 27808129797 38401703053 47437397889 57845603333 67534029507 93261278843 115205109159 157579402183 173536809999 268811921371 279783836529 472738206549 652828951901 806435764113 1958486855703 4569802663307 13709407989921
• Sum of all divisors σ(n): 23679641200320
• Sum of proper divisors (its aliquot sum) s(n): 9970233210399
• 13709407989921 is a deficient number, because the sum of its proper divisors (9970233210399) is less than itself. Its deficiency is 3739174779522

Bases of 13709407989921

• Binary: 11000111011111111000011001001011000010100001₂
• Hexadecimal: 0xC77F864B0A1
• Base-36: 4UY0JJTSX

Squares and roots of 13709407989921

• 13709407989921 squared (13709407989921²) is 187947867434109753637586241
• 13709407989921 cubed (13709407989921³) is 2576653995489797173528761706142096276961
• The square root of 13709407989921 is 3702621.7724635337
• The cube root of 13709407989921 is 23933.5010951815

Scales and comparisons

• 13,709,407,989,921 seconds is equal to 435,916 years, 39 weeks, 6 days, 14 hours, 5 minutes, 21 seconds.
• To count from 1 to 13,709,407,989,921 would take you about one million, eighty-nine thousand, seven hundred ninety-one 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 13709407989921 cubic inches would be around 1994.5 feet tall.

Recreational maths with 13709407989921

• 13709407989921 backwards is 12998970490731
• The number of decimal digits it has is: 14
• The sum of 13709407989921's digits is 69
• More coming soon!