1388369393650007

Names of 1388369393650007

• Cardinal: 1388369393650007 can be written as One quadrillion, three hundred eighty-eight trillion, three hundred sixty-nine billion, three hundred ninety-three million, six hundred fifty thousand and seven.

Scientific notation

• Scientific notation: 1.388369393650007 × 10¹⁵

Factors of 1388369393650007

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 423212197

Divisors of 1388369393650007

• Number of divisors d(n): 8
• Complete list of divisors:
  1 563 5827 3280601 423205807 238264869341 2466020237389 1388369393650007
• Sum of all divisors σ(n): 1391074105249536
• Sum of proper divisors (its aliquot sum) s(n): 2704711599529
• 1388369393650007 is a deficient number, because the sum of its proper divisors (2704711599529) is less than itself. Its deficiency is 1385664682050478

Bases of 1388369393650007

• Binary: 100111011101011011011110000100001101000100101010111₂
• Hexadecimal: 0x4EEB6F0868957
• Base-36: DO4W3ECDHZ

Squares and roots of 1388369393650007

• 1388369393650007 squared (1388369393650007²) is 1927569573224088097494011100049
• 1388369393650007 cubed (1388369393650007³) is 2676178599595329960478954844098082073366550343
• The square root of 1388369393650007 is 37260829.2131295301
• The cube root of 1388369393650007 is 111558.2459230861

Scales and comparisons

• 1,388,369,393,650,007 seconds is equal to 44,145,852 years, 10 weeks, 6 days, 6 hours, 46 minutes, 47 seconds.
• To count from 1 to 1,388,369,393,650,007 would take you about one hundred thirty-two million, four hundred thirty-seven thousand, five hundred fifty-six 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 1388369393650007 cubic inches would be around 9296.5 feet tall.

Recreational maths with 1388369393650007

• 1388369393650007 backwards is 7000563939638831
• The number of decimal digits it has is: 16
• The sum of 1388369393650007's digits is 71
• More coming soon!