1388188120264450

Names of 1388188120264450

• Cardinal: 1388188120264450 can be written as One quadrillion, three hundred eighty-eight trillion, one hundred eighty-eight billion, one hundred twenty million, two hundred sixty-four thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.38818812026445 × 10¹⁵

Factors of 1388188120264450

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 698486

Divisors of 1388188120264450

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 5 10 25 50 229 458 1145 2290 5725 11450 323647 374603 647294 749206 1618235 1873015 3236470 3746030 8091175 9365075 16182350 18730150 74115163 85784087 148230326 171568174 370575815 428920435 741151630 857840870 1852879075 2144602175 3705758150 4289204350 121239137141 242478274282 606195685705 1212391371410 3030978428525 6061956857050 27763762405289 55527524810578 138818812026445 277637624052890 694094060132225 1388188120264450
• Sum of all divisors σ(n): 2593320079034880
• Sum of proper divisors (its aliquot sum) s(n): 1205131958770430
• 1388188120264450 is a deficient number, because the sum of its proper divisors (1205131958770430) is less than itself. Its deficiency is 183056161494020

Bases of 1388188120264450

• Binary: 100111011101000110010111011110010100010111100000010₂
• Hexadecimal: 0x4EE8CBBCA2F02
• Base-36: DO2KTGUM0Y

Squares and roots of 1388188120264450

• 1388188120264450 squared (1388188120264450²) is 1927066257243347096737933802500
• 1388188120264450 cubed (1388188120264450³) is 2675130485267691060456093597709272894071125000
• The square root of 1388188120264450 is 37258396.6410854829
• The cube root of 1388188120264450 is 111553.3904859081

Scales and comparisons

• 1,388,188,120,264,450 seconds is equal to 44,140,088 years, 14 weeks, 2 days, 16 hours, 34 minutes, 10 seconds.
• To count from 1 to 1,388,188,120,264,450 would take you about one hundred thirty-two million, four hundred twenty thousand, two hundred sixty-four 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 1388188120264450 cubic inches would be around 9296.1 feet tall.

Recreational maths with 1388188120264450

• 1388188120264450 backwards is 0544620218818831
• The number of decimal digits it has is: 16
• The sum of 1388188120264450's digits is 61
• More coming soon!