389066838980

Names of 389066838980

• Cardinal: 389066838980 can be written as Three hundred eighty-nine billion, sixty-six million, eight hundred thirty-eight thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 3.8906683898 × 10¹¹

Factors of 389066838980

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 200550021

Divisors of 389066838980

• Number of divisors d(n): 24
• Complete list of divisors:
  1 2 4 5 10 20 97 194 388 485 970 1940 200549917 401099834 802199668 1002749585 2005499170 4010998340 19453341949 38906683898 77813367796 97266709745 194533419490 389066838980
• Sum of all divisors σ(n): 825463462488
• Sum of proper divisors (its aliquot sum) s(n): 436396623508
• 389066838980 is an abundant number, because the sum of its proper divisors (436396623508) is greater than itself. Its abundance is 47329784528

Bases of 389066838980

• Binary: 101101010010110001100001101001111000100₂
• Hexadecimal: 0x5A9630D3C4
• Base-36: 4YQGCM9W

Squares and roots of 389066838980

• 389066838980 squared (389066838980²) is 151373005193889247440400
• 389066838980 cubed (389066838980³) is 58894216637689611513847483946792000
• The square root of 389066838980 is 623752.2256312999
• The cube root of 389066838980 is 7300.3117336073

Scales and comparisons

• 389,066,838,980 seconds is equal to 12,371 years, 6 weeks, 2 days, 9 hours, 56 minutes, 20 seconds.
• To count from 1 to 389,066,838,980 would take you about twenty-four thousand, seven hundred forty-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 389066838980 cubic inches would be around 608.4 feet tall.

Recreational maths with 389066838980

• 389066838980 backwards is 089838660983
• The number of decimal digits it has is: 12
• The sum of 389066838980's digits is 68
• More coming soon!