13640393767

Names of 13640393767

• Cardinal: 13640393767 can be written as Thirteen billion, six hundred forty million, three hundred ninety-three thousand, seven hundred sixty-seven.

Scientific notation

• Scientific notation: 1.3640393767 × 10¹⁰

Factors of 13640393767

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4851

Divisors of 13640393767

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 11 13 37 49 77 91 121 143 259 407 481 539 637 847 1001 1573 1813 2849 3367 4477 4783 5291 5929 7007 11011 19943 23569 31339 33481 37037 52613 58201 62179 77077 176971 219373 234367 259259 368291 407407 435253 578743 683969 1238797 1946681 2300623 2578037 2851849 3046771 4051201 4787783 7523659 8671579 13626767 16104361 21413491 25306853 28358407 33514481 52665613 95387369 112730527 149894437 177147971 278375383 368659291 1049261059 1240035797 1948627681 13640393767
• Sum of all divisors σ(n): 19294312128
• Sum of proper divisors (its aliquot sum) s(n): 5653918361
• 13640393767 is a deficient number, because the sum of its proper divisors (5653918361) is less than itself. Its deficiency is 7986475406

Bases of 13640393767

• Binary: 1100101101000001111110010000100111₂
• Hexadecimal: 0x32D07E427
• Base-36: 69L4Z6V

Squares and roots of 13640393767

• 13640393767 squared (13640393767²) is 186060342118812450289
• 13640393767 cubed (13640393767³) is 2537936330923336920364072948663
• The square root of 13640393767 is 116792.0963378943
• The cube root of 13640393767 is 2389.3272481341

Scales and comparisons

• 13,640,393,767 seconds is equal to 433 years, 37 weeks, 3 days, 22 hours, 16 minutes, 7 seconds.
• To count from 1 to 13,640,393,767 would take you about eight hundred sixty-seven 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 13640393767 cubic inches would be around 199.1 feet tall.

Recreational maths with 13640393767

• 13640393767 backwards is 76739304631
• 13640393767 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13640393767's digits is 49
• More coming soon!