394503902742

Names of 394503902742

• Cardinal: 394503902742 can be written as Three hundred ninety-four billion, five hundred three million, nine hundred two thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 3.94503902742 × 10¹¹

Factors of 394503902742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7345

Divisors of 394503902742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 17 34 51 102 421 842 1263 1801 2526 3602 5101 5403 7157 10202 10806 14314 15303 21471 30606 30617 42942 61234 86717 91851 173434 183702 260151 520302 758221 1516442 2147521 2274663 4295042 4549326 6442563 9186901 12885126 12889757 18373802 25779514 27560703 36507857 38669271 55121406 73015714 77338542 109523571 156177317 219047142 312354634 468531951 937063902 3867685321 7735370642 11603055963 23206111926 65750650457 131501300914 197251951371 394503902742
• Sum of all divisors σ(n): 838033622208
• Sum of proper divisors (its aliquot sum) s(n): 443529719466
• 394503902742 is an abundant number, because the sum of its proper divisors (443529719466) is greater than itself. Its abundance is 49025816724

Bases of 394503902742

• Binary: 101101111011010010000111101011000010110₂
• Hexadecimal: 0x5BDA43D616
• Base-36: 518DFRIU

Squares and roots of 394503902742

• 394503902742 squared (394503902742²) is 155633329278669395118564
• 394503902742 cubed (394503902742³) is 61397955797165852067025941814702488
• The square root of 394503902742 is 628095.4567117963
• The cube root of 394503902742 is 7334.1609199239

Scales and comparisons

• 394,503,902,742 seconds is equal to 12,544 years, 1 day, 9 hours, 25 minutes, 42 seconds.
• To count from 1 to 394,503,902,742 would take you about twenty-five thousand and eighty-eight 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 394503902742 cubic inches would be around 611.2 feet tall.

Recreational maths with 394503902742

• 394503902742 backwards is 247209305493
• The number of decimal digits it has is: 12
• The sum of 394503902742's digits is 48
• More coming soon!