1388357513674790569

Names of 1388357513674790569

• Cardinal: 1388357513674790569 can be written as One quintillion, three hundred eighty-eight quadrillion, three hundred fifty-seven trillion, five hundred thirteen billion, six hundred seventy-four million, seven hundred ninety thousand, five hundred sixty-nine.

Scientific notation

• Scientific notation: 1.388357513674790569 × 10¹⁸

Factors of 1388357513674790569

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 223963

Divisors of 1388357513674790569

• Number of divisors d(n): 27
• Complete list of divisors:
  1 23 229 529 5267 52441 121141 223711 1206143 5145353 27741289 51229819 118343119 1178285837 11731628551 27100574251 50046611521 269827456673 1151072064983 6206031503479 11460674038309 26474657494609 263595502881107 2624494354772761 6062696566265461 60363370159773503 1388357513674790569
• Sum of all divisors σ(n): 1457717322782210679
• Sum of proper divisors (its aliquot sum) s(n): 69359809107420110
• 1388357513674790569 is a deficient number, because the sum of its proper divisors (69359809107420110) is less than itself. Its deficiency is 1318997704567370459

Bases of 1388357513674790569

• Binary: 1001101000100011011111100110110000111110101001001011010101001₂
• Hexadecimal: 0x13446FCD87D496A9
• Base-36: AJQBNWTD8JOP

Squares and roots of 1388357513674790569

• 1388357513674790569 squared (1388357513674790569²) is 1927536585777246281800732106011343761
• 1388357513674790569 cubed (1388357513674790569³) is 2676109901746892329274306914030611936241989369939790009
• 1388357513674790569 is a perfect square number. Its square root is 1178285837
• The cube root of 1388357513674790569 is 1115579.2772895549

Scales and comparisons

• 1,388,357,513,674,790,569 seconds is equal to 44,145,474,463 years, 5 weeks, 2 days, 8 hours, 2 minutes, 49 seconds.
• To count from 1 to 1,388,357,513,674,790,569 would take you about one hundred fifty-four billion, five hundred nine million, one hundred sixty thousand, six hundred twenty 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 1388357513674790569 cubic inches would be around 92964.9 feet tall.

Recreational maths with 1388357513674790569

• 1388357513674790569 backwards is 9650974763157538831
• The number of decimal digits it has is: 19
• The sum of 1388357513674790569's digits is 97
• More coming soon!