394072380664791994

Names of 394072380664791994

• Cardinal: 394072380664791994 can be written as Three hundred ninety-four quadrillion, seventy-two trillion, three hundred eighty billion, six hundred sixty-four million, seven hundred ninety-one thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 3.94072380664791994 × 10¹⁷

Factors of 394072380664791994

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 17990130

Divisors of 394072380664791994

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 11 22 563 1126 6193 12386 1988347 3976694 16001207 21871817 32002414 43743634 176013277 352026554 1119439361 2238878722 9008679541 12313832971 18017359082 24627665942 99095474951 198190949902 31815951934829 63631903869658 349975471283119 699950942566238 17912380939308727 35824761878617454 197036190332395997 394072380664791994
• Sum of all divisors σ(n): 645991453344692736
• Sum of proper divisors (its aliquot sum) s(n): 251919072679900742
• 394072380664791994 is a deficient number, because the sum of its proper divisors (251919072679900742) is less than itself. Its deficiency is 142153307984891252

Bases of 394072380664791994

• Binary: 10101111000000001101011111000001001010100010100001110111010₂
• Hexadecimal: 0x57806BE095143BA
• Base-36: 2ZS700GWGP8A

Squares and roots of 394072380664791994

• 394072380664791994 squared (394072380664791994²) is 155293041202816727002999835286496036
• 394072380664791994 cubed (394072380664791994³) is 61196698447469620829427102591835379248866941045535784
• The square root of 394072380664791994 is 627751846.4049245583
• The cube root of 394072380664791994 is 733148.5824294215

Scales and comparisons

• 394,072,380,664,791,994 seconds is equal to 12,530,282,759 years, 12 weeks, 1 day, 26 minutes, 34 seconds.
• To count from 1 to 394,072,380,664,791,994 would take you about thirty-seven billion, five hundred ninety million, eight hundred forty-eight thousand, two hundred seventy-seven 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 394072380664791994 cubic inches would be around 61095.7 feet tall.

Recreational maths with 394072380664791994

• 394072380664791994 backwards is 499197466083270493
• The number of decimal digits it has is: 18
• The sum of 394072380664791994's digits is 91
• More coming soon!