389984947416

Names of 389984947416

• Cardinal: 389984947416 can be written as Three hundred eighty-nine billion, nine hundred eighty-four million, nine hundred forty-seven thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 3.89984947416 × 10¹¹

Factors of 389984947416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 799529

Divisors of 389984947416

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 6833 13666 20499 27332 40998 54664 61497 81996 122994 163992 245988 491976 792691 1585382 2378073 3170764 4756146 6341528 7134219 9512292 14268438 19024584 28536876 57073752 5416457603 10832915206 16249372809 21665830412 32498745618 43331660824 48748118427 64997491236 97496236854 129994982472 194992473708 389984947416
• Sum of all divisors σ(n): 1056365139960
• Sum of proper divisors (its aliquot sum) s(n): 666380192544
• 389984947416 is an abundant number, because the sum of its proper divisors (666380192544) is greater than itself. Its abundance is 276395245128

Bases of 389984947416

• Binary: 101101011001100111010100000110011011000₂
• Hexadecimal: 0x5ACCEA0CD8
• Base-36: 4Z5MYVA0

Squares and roots of 389984947416

• 389984947416 squared (389984947416²) is 152088259211060285077056
• 389984947416 cubed (389984947416³) is 59312131771016322921381653668087296
• The square root of 389984947416 is 624487.7480111199
• The cube root of 389984947416 is 7306.0495759817

Scales and comparisons

• 389,984,947,416 seconds is equal to 12,400 years, 16 weeks, 2 days, 16 hours, 3 minutes, 36 seconds.
• To count from 1 to 389,984,947,416 would take you about twenty-four thousand, eight hundred 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 389984947416 cubic inches would be around 608.8 feet tall.

Recreational maths with 389984947416

• 389984947416 backwards is 614749489983
• 389984947416 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 389984947416's digits is 72
• More coming soon!