428001904384

Names of 428001904384

• Cardinal: 428001904384 can be written as Four hundred twenty-eight billion, one million, nine hundred four thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 4.28001904384 × 10¹¹

Factors of 428001904384

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1402

Divisors of 428001904384

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 64 109 128 218 256 436 872 1291 1744 2582 3488 5164 6976 10328 11881 13952 20656 23762 27904 41312 47524 82624 95048 140719 165248 190096 281438 330496 380192 562876 760384 1125752 1295029 1520768 2251504 2590058 3041536 4503008 5180116 9006016 10360232 15338371 18012032 20720464 30676742 36024064 41440928 61353484 82881856 122706968 165763712 245413936 331527424 490827872 981655744 1671882439 1963311488 3343764878 3926622976 6687529756 13375059512 26750119024 53500238048 107000476096 214000952192 428001904384
• Sum of all divisors σ(n): 862910288240
• Sum of proper divisors (its aliquot sum) s(n): 434908383856
• 428001904384 is an abundant number, because the sum of its proper divisors (434908383856) is greater than itself. Its abundance is 6906479472

Bases of 428001904384

• Binary: 110001110100110111001101100011100000000₂
• Hexadecimal: 0x63A6E6C700
• Base-36: 5GMDA70G

Squares and roots of 428001904384

• 428001904384 squared (428001904384²) is 183185630156330678419456
• 428001904384 cubed (428001904384³) is 78403798562692629997169859157295104
• The square root of 428001904384 is 654218.5448181671
• The cube root of 428001904384 is 7536.1332206891

Scales and comparisons

• 428,001,904,384 seconds is equal to 13,609 years, 7 weeks, 17 hours, 53 minutes, 4 seconds.
• To count from 1 to 428,001,904,384 would take you about twenty-seven thousand, two hundred eighteen 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 428001904384 cubic inches would be around 628 feet tall.

Recreational maths with 428001904384

• 428001904384 backwards is 483409100824
• The number of decimal digits it has is: 12
• The sum of 428001904384's digits is 43
• More coming soon!