80285804640

Names of 80285804640

• Cardinal: 80285804640 can be written as Eighty billion, two hundred eighty-five million, eight hundred four thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.028580464 × 10¹⁰

Factors of 80285804640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 18584687

Divisors of 80285804640

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 90 96 108 120 135 144 160 180 216 240 270 288 360 432 480 540 720 864 1080 1440 2160 4320 18584677 37169354 55754031 74338708 92923385 111508062 148677416 167262093 185846770 223016124 278770155 297354832 334524186 371693540 446032248 501786279 557540310 594709664 669048372 743387080 836310465 892064496 1003572558 1115080620 1338096744 1486774160 1672620930 1784128992 2007145116 2230161240 2508931395 2676193488 2973548320 3345241860 4014290232 4460322480 5017862790 5352386976 6690483720 8028580464 8920644960 10035725580 13380967440 16057160928 20071451160 26761934880 40142902320 80285804640
• Sum of all divisors σ(n): 281000331360
• Sum of proper divisors (its aliquot sum) s(n): 200714526720
• 80285804640 is an abundant number, because the sum of its proper divisors (200714526720) is greater than itself. Its abundance is 120428722080

Bases of 80285804640

• Binary: 1001010110001011010000010100001100000₂
• Hexadecimal: 0x12B1682860
• Base-36: 10VS3FC0

Squares and roots of 80285804640

• 80285804640 squared (80285804640²) is 6445810426692245529600
• 80285804640 cubed (80285804640³) is 517507076663888665992378937344000
• The square root of 80285804640 is 283347.4980302455
• The cube root of 80285804640 is 4313.9945102171

Scales and comparisons

• 80,285,804,640 seconds is equal to 2,552 years, 43 weeks, 4 days, 20 hours, 24 minutes.
• To count from 1 to 80,285,804,640 would take you about five thousand, one hundred five 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 80285804640 cubic inches would be around 359.5 feet tall.

Recreational maths with 80285804640

• 80285804640 backwards is 04640858208
• 80285804640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 80285804640's digits is 45
• More coming soon!