809621421800

Names of 809621421800

• Cardinal: 809621421800 can be written as Eight hundred nine billion, six hundred twenty-one million, four hundred twenty-one thousand, eight hundred.

Scientific notation

• Scientific notation: 8.096214218 × 10¹¹

Factors of 809621421800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5710317

Divisors of 809621421800

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 50 100 200 709 1418 2836 3545 5672 7090 14180 17725 28360 35450 70900 141800 5709601 11419202 22838404 28548005 45676808 57096010 114192020 142740025 228384040 285480050 570960100 1141920200 4048107109 8096214218 16192428436 20240535545 32384856872 40481071090 80962142180 101202677725 161924284360 202405355450 404810710900 809621421800
• Sum of all divisors σ(n): 1885025100300
• Sum of proper divisors (its aliquot sum) s(n): 1075403678500
• 809621421800 is an abundant number, because the sum of its proper divisors (1075403678500) is greater than itself. Its abundance is 265782256700

Bases of 809621421800

• Binary: 1011110010000001001100100111111011101000₂
• Hexadecimal: 0xBC81327EE8
• Base-36: ABXNOV6W

Squares and roots of 809621421800

• 809621421800 squared (809621421800²) is 655486846637453515240000
• 809621421800 cubed (809621421800³) is 530696192745813664140016768232000000
• The square root of 809621421800 is 899789.6541970239
• The cube root of 809621421800 is 9320.2450316871

Scales and comparisons

• 809,621,421,800 seconds is equal to 25,743 years, 23 weeks, 5 days, 7 hours, 23 minutes, 20 seconds.
• To count from 1 to 809,621,421,800 would take you about fifty-one thousand, four hundred eighty-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 809621421800 cubic inches would be around 776.7 feet tall.

Recreational maths with 809621421800

• 809621421800 backwards is 008124126908
• The number of decimal digits it has is: 12
• The sum of 809621421800's digits is 41
• More coming soon!