1388317983887013

Names of 1388317983887013

• Cardinal: 1388317983887013 can be written as One quadrillion, three hundred eighty-eight trillion, three hundred seventeen billion, nine hundred eighty-three million, eight hundred eighty-seven thousand and thirteen.

Scientific notation

• Scientific notation: 1.388317983887013 × 10¹⁵

Factors of 1388317983887013

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1540355475

Divisors of 1388317983887013

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 300491 901473 1540054981 4620164943 462772661295671 1388317983887013
• Sum of all divisors σ(n): 1851096806604576
• Sum of proper divisors (its aliquot sum) s(n): 462778822717563
• 1388317983887013 is a deficient number, because the sum of its proper divisors (462778822717563) is less than itself. Its deficiency is 925539161169450

Bases of 1388317983887013

• Binary: 100111011101010101011111000010000111100111010100101₂
• Hexadecimal: 0x4EEAAF843CEA5
• Base-36: DO48H6AQHX

Squares and roots of 1388317983887013

• 1388317983887013 squared (1388317983887013²) is 1927426824384100487896350062169
• 1388317983887013 cubed (1388317983887013³) is 2675881322918682256402990757442795842821711197
• The square root of 1388317983887013 is 37260139.3433654915
• The cube root of 1388317983887013 is 111556.8689471411

Scales and comparisons

• 1,388,317,983,887,013 seconds is equal to 44,144,217 years, 27 weeks, 6 days, 21 hours, 3 minutes, 33 seconds.
• To count from 1 to 1,388,317,983,887,013 would take you about one hundred thirty-two million, four hundred thirty-two thousand, six hundred fifty-two 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 1388317983887013 cubic inches would be around 9296.4 feet tall.

Recreational maths with 1388317983887013

• 1388317983887013 backwards is 3107883897138831
• The number of decimal digits it has is: 16
• The sum of 1388317983887013's digits is 78
• More coming soon!