389648220137939569

Names of 389648220137939569

• Cardinal: 389648220137939569 can be written as Three hundred eighty-nine quadrillion, six hundred forty-eight trillion, two hundred twenty billion, one hundred thirty-seven million, nine hundred thirty-nine thousand, five hundred sixty-nine.

Scientific notation

• Scientific notation: 3.89648220137939569 × 10¹⁷

Factors of 389648220137939569

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 36718728

Divisors of 389648220137939569

• Number of divisors d(n): 9
• Complete list of divisors:
  1 17 289 36718711 624218087 10611707479 1348263737501521 22920483537525857 389648220137939569
• Sum of all divisors σ(n): 413916978685611531
• Sum of proper divisors (its aliquot sum) s(n): 24268758547671962
• 389648220137939569 is a deficient number, because the sum of its proper divisors (24268758547671962) is less than itself. Its deficiency is 365379461590267607

Bases of 389648220137939569

• Binary: 10101101000010011101111110111100100101011110110001001110001₂
• Hexadecimal: 0x5684EFDE4AF6271
• Base-36: 2YKMRL6J7RLD

Squares and roots of 389648220137939569

• 389648220137939569 squared (389648220137939569²) is 151825735456664215075861684695905761
• 389648220137939569 cubed (389648220137939569³) is 59158627591822875054006950413248584151962556736957009
• 389648220137939569 is a perfect square number. Its square root is 624218087
• The cube root of 389648220137939569 is 730394.6200280295

Scales and comparisons

• 389,648,220,137,939,569 seconds is equal to 12,389,608,139 years, 15 weeks, 6 days, 15 hours, 12 minutes, 49 seconds.
• To count from 1 to 389,648,220,137,939,569 would take you about thirty-seven billion, one hundred sixty-eight million, eight hundred twenty-four thousand, four hundred seventeen 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 389648220137939569 cubic inches would be around 60866.2 feet tall.

Recreational maths with 389648220137939569

• 389648220137939569 backwards is 965939731022846983
• The number of decimal digits it has is: 18
• The sum of 389648220137939569's digits is 94
• More coming soon!