13666648437

Names of 13666648437

• Cardinal: 13666648437 can be written as Thirteen billion, six hundred sixty-six million, six hundred forty-eight thousand, four hundred thirty-seven.

Scientific notation

• Scientific notation: 1.3666648437 × 10¹⁰

Factors of 13666648437

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 608

Divisors of 13666648437

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 31 39 61 93 117 183 223 277 279 403 549 669 793 831 1209 1891 2007 2379 2493 2899 3601 3627 5673 6913 7137 8587 8697 10803 13603 16897 17019 20739 24583 25761 26091 32409 40809 50691 61771 62217 73749 77283 89869 111631 122427 152073 176839 185313 219661 221247 269607 334893 421693 523807 530517 555939 658983 803023 808821 1004679 1265079 1571421 1591551 1914901 1976949 2409069 3768031 3795237 4714263 5482009 5744703 6809491 7227207 11304093 16446027 17234109 20428473 24893713 33912279 48984403 49338081 61285419 74681139 116808961 146953209 224043417 350426883 440859627 1051280649 1518516493 4555549479 13666648437
• Sum of all divisors σ(n): 22485671936
• Sum of proper divisors (its aliquot sum) s(n): 8819023499
• 13666648437 is a deficient number, because the sum of its proper divisors (8819023499) is less than itself. Its deficiency is 4847624938

Bases of 13666648437

• Binary: 1100101110100110001000000101110101₂
• Hexadecimal: 0x32E988175
• Base-36: 6A0RPF9

Squares and roots of 13666648437

• 13666648437 squared (13666648437²) is 186777279500554542969
• 13666648437 cubed (13666648437³) is 2552619414953365885300533189453
• The square root of 13666648437 is 116904.4414767891
• The cube root of 13666648437 is 2390.8592369905

Scales and comparisons

• 13,666,648,437 seconds is equal to 434 years, 28 weeks, 6 days, 19 hours, 13 minutes, 57 seconds.
• To count from 1 to 13,666,648,437 would take you about eight hundred sixty-nine 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 13666648437 cubic inches would be around 199.2 feet tall.

Recreational maths with 13666648437

• 13666648437 backwards is 73484666631
• The number of decimal digits it has is: 11
• The sum of 13666648437's digits is 54
• More coming soon!