18444581994501

Names of 18444581994501

• Cardinal: 18444581994501 can be written as Eighteen trillion, four hundred forty-four billion, five hundred eighty-one million, nine hundred ninety-four thousand, five hundred one.

Scientific notation

• Scientific notation: 1.8444581994501 × 10¹³

Factors of 18444581994501

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 530

Divisors of 18444581994501

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 13 23 27 39 69 81 117 169 207 243 299 351 491 507 621 729 897 1053 1473 1521 1863 2187 2691 3159 3887 4419 4563 5589 6383 6561 8073 9477 11293 11661 13257 13689 16767 19149 19683 24219 28431 33879 34983 39771 41067 50301 57447 72657 82979 85293 101637 104949 119313 123201 146809 150903 172341 217971 241081 248937 255879 304911 314847 357939 369603 440427 452709 517023 653913 723243 746811 914733 944541 1073817 1108809 1321281 1551069 1908517 1961739 2169729 2240433 2744199 2833623 3134053 3221451 3326427 3963843 4653207 5544863 5725551 5885217 6509187 6721299 8232597 8500869 9402159 9664353 11891529 13959621 16634589 17176653 19527561 20163897 24697791 25502607 28206477 35674587 40742689 41878863 49903767 51529959 58582683 60491691 72083219 74093373 76507821 84619431 107023761 122228067 125636589 149711301 154589877 175748049 181475073 216249657 222280119 253858293 321071283 366684201 449133903 463769631 527244147 544425219 648748971 761574879 937081847 963213849 1100052603 1347401709 1391308893 1581732441 1633275657 1946246913 2284724637 2811245541 2889641547 3300157809 4042205127 4173926679 4745197323 5838740739 6854173911 8433736623 9900473427 12126615381 12521780037 17516222217 20562521733 25301209869 29701420281 36379846143 37565340111 52548666651 61687565199 75903629607 89104260843 109139538429 157645999953 227710888821 267312782529 472937999859 683132666463 801938347587 1418813999577 2049397999389 6148193998167 18444581994501
• Sum of all divisors σ(n): 31324627898784
• Sum of proper divisors (its aliquot sum) s(n): 12880045904283
• 18444581994501 is a deficient number, because the sum of its proper divisors (12880045904283) is less than itself. Its deficiency is 5564536090218

Bases of 18444581994501

• Binary: 100001100011001110110110000100000000000000101₂
• Hexadecimal: 0x10C676C20005
• Base-36: 6JDBNW7B9

Squares and roots of 18444581994501

• 18444581994501 squared (18444581994501²) is 340202604951870487194239001
• 18444581994501 cubed (18444581994501³) is 6274894841777607129803755372461461733501
• The square root of 18444581994501 is 4294715.5894774917
• The cube root of 18444581994501 is 26421.4271608625

Scales and comparisons

• 18,444,581,994,501 seconds is equal to 586,480 years, 34 weeks, 6 hours, 28 minutes, 21 seconds.
• To count from 1 to 18,444,581,994,501 would take you about one million, four hundred sixty-six thousand, two hundred 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 18444581994501 cubic inches would be around 2201.8 feet tall.

Recreational maths with 18444581994501

• 18444581994501 backwards is 10549918544481
• The number of decimal digits it has is: 14
• The sum of 18444581994501's digits is 63
• More coming soon!