394810001815842

Names of 394810001815842

• Cardinal: 394810001815842 can be written as Three hundred ninety-four trillion, eight hundred ten billion, one million, eight hundred fifteen thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 3.94810001815842 × 10¹⁴

Factors of 394810001815842

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1561126

Divisors of 394810001815842

• Number of divisors d(n): 30
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 1561121 3122242 4683363 9366726 14050089 28100178 42150267 84300534 126450801 252901602 2437098776641 4874197553282 7311296329923 14622592659846 21933888989769 43867777979538 65801666969307 131603333938614 197405000907921 394810001815842
• Sum of all divisors σ(n): 884667422607969
• Sum of proper divisors (its aliquot sum) s(n): 489857420792127
• 394810001815842 is an abundant number, because the sum of its proper divisors (489857420792127) is greater than itself. Its abundance is 95047418976285

Bases of 394810001815842

• Binary: 1011001110001001111011101111010010111100100100010₂
• Hexadecimal: 0x16713DDE97922
• Base-36: 3VY57LE04I

Squares and roots of 394810001815842

• 394810001815842 squared (394810001815842²) is 155874937533825163337282168964
• 394810001815842 cubed (394810001815842³) is 61540984370773771058488525373373968255927688
• The square root of 394810001815842 is 19869826.4163490367
• The cube root of 394810001815842 is 73360.5730968181

Scales and comparisons

• 394,810,001,815,842 seconds is equal to 12,553,736 years, 43 weeks, 1 day, 4 hours, 50 minutes, 42 seconds.
• To count from 1 to 394,810,001,815,842 would take you about thirty-one million, three hundred eighty-four thousand, three hundred forty-two 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 394810001815842 cubic inches would be around 6113.4 feet tall.

Recreational maths with 394810001815842

• 394810001815842 backwards is 248518100018493
• 394810001815842 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 394810001815842's digits is 54
• More coming soon!