13960891385

Names of 13960891385

• Cardinal: 13960891385 can be written as Thirteen billion, nine hundred sixty million, eight hundred ninety-one thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.3960891385 × 10¹⁰

Factors of 13960891385

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 14394

Divisors of 13960891385

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 7 17 31 35 53 85 119 155 217 265 371 527 595 901 1085 1643 1855 2635 3689 4505 6307 8215 11501 14281 18445 27931 31535 57505 71405 99967 139655 195517 242777 442711 499835 756893 977585 1213885 1699439 2213555 3098977 3784465 5298251 7526087 8497195 12867181 15494885 23463683 26491255 37630435 52682609 64335905 90070267 117318415 164245781 263413045 398882611 450351335 821228905 1994413055 2792178277 13960891385
• Sum of all divisors σ(n): 21322911744
• Sum of proper divisors (its aliquot sum) s(n): 7362020359
• 13960891385 is a deficient number, because the sum of its proper divisors (7362020359) is less than itself. Its deficiency is 6598871026

Bases of 13960891385

• Binary: 1101000000001000100100101111111001₂
• Hexadecimal: 0x340224BF9
• Base-36: 6EVYCQH

Squares and roots of 13960891385

• 13960891385 squared (13960891385²) is 194906488263767218225
• 13960891385 cubed (13960891385³) is 2721068312882231364562817491625
• The square root of 13960891385 is 118156.2160235339
• The cube root of 13960891385 is 2407.8959491565

Scales and comparisons

• 13,960,891,385 seconds is equal to 443 years, 47 weeks, 3 days, 9 hours, 23 minutes, 5 seconds.
• To count from 1 to 13,960,891,385 would take you about eight hundred eighty-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 13960891385 cubic inches would be around 200.7 feet tall.

Recreational maths with 13960891385

• 13960891385 backwards is 58319806931
• 13960891385 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13960891385's digits is 53
• More coming soon!