38645190422440

Names of 38645190422440

• Cardinal: 38645190422440 can be written as Thirty-eight trillion, six hundred forty-five billion, one hundred ninety million, four hundred twenty-two thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.864519042244 × 10¹³

Factors of 38645190422440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140431

Divisors of 38645190422440

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 392 490 980 1960 140417 280834 561668 702085 982919 1123336 1404170 1965838 2808340 3931676 4914595 5616680 6880433 7863352 9829190 13760866 19658380 27521732 34402165 39316760 55043464 68804330 137608660 275217320 19716933889 39433867778 78867735556 98584669445 138018537223 157735471112 197169338890 276037074446 394338677780 552074148892 690092686115 788677355560 966129760561 1104148297784 1380185372230 1932259521122 2760370744460 3864519042244 4830648802805 5520741488920 7729038084488 9661297605610 19322595211220 38645190422440
• Sum of all divisors σ(n): 101148591194910
• Sum of proper divisors (its aliquot sum) s(n): 62503400772470
• 38645190422440 is an abundant number, because the sum of its proper divisors (62503400772470) is greater than itself. Its abundance is 23858210350030

Bases of 38645190422440

• Binary: 1000110010010111001000110110001110111110101000₂
• Hexadecimal: 0x2325C8D8EFA8
• Base-36: DP5CSL6EG

Squares and roots of 38645190422440

• 38645190422440 squared (38645190422440²) is 1493450742786648305655553600
• 38645190422440 cubed (38645190422440³) is 57714688341524485018028653668316062784000
• The square root of 38645190422440 is 6216525.5909100865
• The cube root of 38645190422440 is 33808.9604356683

Scales and comparisons

• 38,645,190,422,440 seconds is equal to 1,228,797 years, 26 weeks, 6 days, 13 hours, 20 minutes, 40 seconds.
• To count from 1 to 38,645,190,422,440 would take you about three million, seventy-one thousand, nine hundred ninety-three 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 38645190422440 cubic inches would be around 2817.4 feet tall.

Recreational maths with 38645190422440

• 38645190422440 backwards is 04422409154683
• The number of decimal digits it has is: 14
• The sum of 38645190422440's digits is 52
• More coming soon!