4991443830

Names of 4991443830

• Cardinal: 4991443830 can be written as Four billion, nine hundred ninety-one million, four hundred forty-three thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 4.99144383 × 10⁹

Factors of 4991443830

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 973020

Divisors of 4991443830

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 19 27 30 38 45 54 57 90 95 114 135 171 190 270 285 342 513 570 855 1026 1710 2565 5130 972991 1945982 2918973 4864955 5837946 8756919 9729910 14594865 17513838 18486829 26270757 29189730 36973658 43784595 52541514 55460487 87569190 92434145 110920974 131353785 166381461 184868290 262707570 277302435 332762922 499144383 554604870 831907305 998288766 1663814610 2495721915 4991443830
• Sum of all divisors σ(n): 14011084800
• Sum of proper divisors (its aliquot sum) s(n): 9019640970
• 4991443830 is an abundant number, because the sum of its proper divisors (9019640970) is greater than itself. Its abundance is 4028197140

Bases of 4991443830

• Binary: 100101001100000110110001101110110₂
• Hexadecimal: 0x129836376
• Base-36: 2AJRYPI

Squares and roots of 4991443830

• 4991443830 squared (4991443830²) is 24914511508045068900
• 4991443830 cubed (4991443830³) is 124359384744295554522829887000
• The square root of 4991443830 is 70650.1509552529
• The cube root of 4991443830 is 1709.0000001141

Scales and comparisons

• 4,991,443,830 seconds is equal to 158 years, 37 weeks, 8 hours, 10 minutes, 30 seconds.
• To count from 1 to 4,991,443,830 would take you about three 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 4991443830 cubic inches would be around 142.4 feet tall.

Recreational maths with 4991443830

• 4991443830 backwards is 0383441994
• 4991443830 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4991443830's digits is 45
• More coming soon!