3991996407906

Names of 3991996407906

• Cardinal: 3991996407906 can be written as Three trillion, nine hundred ninety-one billion, nine hundred ninety-six million, four hundred seven thousand, nine hundred six.

Scientific notation

• Scientific notation: 3.991996407906 × 10¹²

Factors of 3991996407906

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1600224

Divisors of 3991996407906

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 78 117 234 10733 21466 32199 64398 96597 139529 193194 279058 418587 837174 1255761 1589473 2511522 3178946 4768419 9536838 14305257 20663149 28610514 41326298 61989447 123978894 185968341 371936682 17059813709 34119627418 51179441127 102358882254 153538323381 221777578217 307076646762 443555156434 665332734651 1330665469302 1995998203953 3991996407906
• Sum of all divisors σ(n): 9315531998136
• Sum of proper divisors (its aliquot sum) s(n): 5323535590230
• 3991996407906 is an abundant number, because the sum of its proper divisors (5323535590230) is greater than itself. Its abundance is 1331539182324

Bases of 3991996407906

• Binary: 111010000101110101100001110010000001100010₂
• Hexadecimal: 0x3A175872062
• Base-36: 1EXWBL9WI

Squares and roots of 3991996407906

• 3991996407906 squared (3991996407906²) is 15936035320734407139304836
• 3991996407906 cubed (3991996407906³) is 63616595756634893901965426657934433416
• The square root of 3991996407906 is 1997998.1000756731
• The cube root of 3991996407906 is 15863.4160249445

Scales and comparisons

• 3,991,996,407,906 seconds is equal to 126,933 years, 7 weeks, 1 day, 3 hours, 5 minutes, 6 seconds.
• To count from 1 to 3,991,996,407,906 would take you about three hundred seventeen thousand, three hundred thirty-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 3991996407906 cubic inches would be around 1322 feet tall.

Recreational maths with 3991996407906

• 3991996407906 backwards is 6097046991993
• The number of decimal digits it has is: 13
• The sum of 3991996407906's digits is 72
• More coming soon!