15994355061620

Names of 15994355061620

• Cardinal: 15994355061620 can be written as Fifteen trillion, nine hundred ninety-four billion, three hundred fifty-five million, sixty-one thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.599435506162 × 10¹³

Factors of 15994355061620

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 625042

Divisors of 15994355061620

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 260 122389 244778 489556 502633 611945 1005266 1223890 1591057 2010532 2447780 2513165 3182114 5026330 6364228 6534229 7955285 10052660 13068458 15910570 26136916 31821140 32671145 65342290 130684580 61516750237 123033500474 246067000948 307583751185 615167502370 799717753081 1230335004740 1599435506162 3198871012324 3998588765405 7997177530810 15994355061620
• Sum of all divisors σ(n): 36172216652880
• Sum of proper divisors (its aliquot sum) s(n): 20177861591260
• 15994355061620 is an abundant number, because the sum of its proper divisors (20177861591260) is greater than itself. Its abundance is 4183506529640

Bases of 15994355061620

• Binary: 11101000101111111001110110100001001101110100₂
• Hexadecimal: 0xE8BF9DA1374
• Base-36: 5O3PE1I0K

Squares and roots of 15994355061620

• 15994355061620 squared (15994355061620²) is 255819393837169313997024400
• 15994355061620 cubed (15994355061620³) is 4091666216680089251421250325758643528000
• The square root of 15994355061620 is 3999294.3204545473
• The cube root of 15994355061620 is 25195.4572423699

Scales and comparisons

• 15,994,355,061,620 seconds is equal to 508,571 years, 6 days, 6 hours, 20 seconds.
• To count from 1 to 15,994,355,061,620 would take you about one million, two hundred seventy-one thousand, four hundred twenty-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 15994355061620 cubic inches would be around 2099.6 feet tall.

Recreational maths with 15994355061620

• 15994355061620 backwards is 02616055349951
• The number of decimal digits it has is: 14
• The sum of 15994355061620's digits is 56
• More coming soon!