13865351445

Names of 13865351445

• Cardinal: 13865351445 can be written as Thirteen billion, eight hundred sixty-five million, three hundred fifty-one thousand, four hundred forty-five.

Scientific notation

• Scientific notation: 1.3865351445 × 10¹⁰

Factors of 13865351445

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7161

Divisors of 13865351445

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 11 15 27 33 45 55 99 135 165 297 495 1485 1723 5169 5419 8615 15507 16257 18953 25845 27095 46521 48771 56859 59609 77535 81285 94765 146313 170577 178827 232605 243855 284295 298045 511731 536481 731565 852885 894135 1609443 2558655 2682405 8047215 9336937 28010811 46684685 84032433 102706307 140054055 252097299 308118921 420162165 513531535 924356763 1260486495 1540594605 2773070289 4621783815 13865351445
• Sum of all divisors σ(n): 26910950400
• Sum of proper divisors (its aliquot sum) s(n): 13045598955
• 13865351445 is a deficient number, because the sum of its proper divisors (13045598955) is less than itself. Its deficiency is 819752490

Bases of 13865351445

• Binary: 1100111010011100000111100100010101₂
• Hexadecimal: 0x33A707915
• Base-36: 6DB2LN9

Squares and roots of 13865351445

• 13865351445 squared (13865351445²) is 192247970693363588025
• 13865351445 cubed (13865351445³) is 2665585678251546477132818446125
• The square root of 13865351445 is 117751.2269362831
• The cube root of 13865351445 is 2402.3906413277

Scales and comparisons

• 13,865,351,445 seconds is equal to 440 years, 45 weeks, 3 days, 14 hours, 30 minutes, 45 seconds.
• To count from 1 to 13,865,351,445 would take you about eight hundred eighty-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 13865351445 cubic inches would be around 200.2 feet tall.

Recreational maths with 13865351445

• 13865351445 backwards is 54415356831
• 13865351445 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13865351445's digits is 45
• More coming soon!