13897165120

Names of 13897165120

• Cardinal: 13897165120 can be written as Thirteen billion, eight hundred ninety-seven million, one hundred sixty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.389716512 × 10¹⁰

Factors of 13897165120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 611749

Divisors of 13897165120

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 71 80 142 160 284 320 355 568 710 1136 1420 2272 2840 4544 5680 11360 22720 611671 1223342 2446684 3058355 4893368 6116710 9786736 12233420 19573472 24466840 39146944 43428641 48933680 86857282 97867360 173714564 195734720 217143205 347429128 434286410 694858256 868572820 1389716512 1737145640 2779433024 3474291280 6948582560 13897165120
• Sum of all divisors σ(n): 33558772608
• Sum of proper divisors (its aliquot sum) s(n): 19661607488
• 13897165120 is an abundant number, because the sum of its proper divisors (19661607488) is greater than itself. Its abundance is 5764442368

Bases of 13897165120

• Binary: 1100111100010101011110100101000000₂
• Hexadecimal: 0x33C55E940
• Base-36: 6DU0H8G

Squares and roots of 13897165120

• 13897165120 squared (13897165120²) is 193131198372544614400
• 13897165120 cubed (13897165120³) is 2683976153606727780883529728000
• The square root of 13897165120 is 117886.2380432933
• The cube root of 13897165120 is 2404.2266446709

Scales and comparisons

• 13,897,165,120 seconds is equal to 441 years, 46 weeks, 19 hours, 38 minutes, 40 seconds.
• To count from 1 to 13,897,165,120 would take you about eight hundred eighty-three 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 13897165120 cubic inches would be around 200.4 feet tall.

Recreational maths with 13897165120

• 13897165120 backwards is 02156179831
• The number of decimal digits it has is: 11
• The sum of 13897165120's digits is 43
• More coming soon!