394402320468

Names of 394402320468

• Cardinal: 394402320468 can be written as Three hundred ninety-four billion, four hundred two million, three hundred twenty thousand, four hundred sixty-eight.

Scientific notation

• Scientific notation: 3.94402320468 × 10¹¹

Factors of 394402320468

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2060916

Divisors of 394402320468

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 409 468 818 1227 1636 2454 3681 4908 5317 7362 10634 14724 15951 21268 31902 47853 63804 95706 191412 2060489 4120978 6181467 8241956 12362934 18544401 24725868 26786357 37088802 53572714 74177604 80359071 107145428 160718142 241077213 321436284 482154426 842740001 964308852 1685480002 2528220003 3370960004 5056440006 7584660009 10112880012 10955620013 15169320018 21911240026 30338640036 32866860039 43822480052 65733720078 98600580117 131467440156 197201160234 394402320468
• Sum of all divisors σ(n): 1076276346600
• Sum of proper divisors (its aliquot sum) s(n): 681874026132
• 394402320468 is an abundant number, because the sum of its proper divisors (681874026132) is greater than itself. Its abundance is 287471705664

Bases of 394402320468

• Binary: 101101111010100001101011101000001010100₂
• Hexadecimal: 0x5BD435D054
• Base-36: 516OYI50

Squares and roots of 394402320468

• 394402320468 squared (394402320468²) is 155553190390542971739024
• 394402320468 cubed (394402320468³) is 61350539246230747216339610909543232
• The square root of 394402320468 is 628014.5861904801
• The cube root of 394402320468 is 7333.5313657807

Scales and comparisons

• 394,402,320,468 seconds is equal to 12,540 years, 40 weeks, 1 day, 16 hours, 7 minutes, 48 seconds.
• To count from 1 to 394,402,320,468 would take you about twenty-five thousand and eighty-one 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 394402320468 cubic inches would be around 611.1 feet tall.

Recreational maths with 394402320468

• 394402320468 backwards is 864023204493
• The number of decimal digits it has is: 12
• The sum of 394402320468's digits is 45
• More coming soon!