15420909313770

Names of 15420909313770

• Cardinal: 15420909313770 can be written as Fifteen trillion, four hundred twenty billion, nine hundred nine million, three hundred thirteen thousand, seven hundred seventy.

Scientific notation

• Scientific notation: 1.542090931377 × 10¹³

Factors of 15420909313770

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 421682047

Divisors of 15420909313770

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 23 30 46 53 69 106 115 138 159 230 265 318 345 530 690 795 1219 1590 2438 3657 6095 7314 12190 18285 36570 421681961 843363922 1265045883 2108409805 2530091766 4216819610 6325229415 9698685103 12650458830 19397370206 22349143933 29096055309 44698287866 48493425515 58192110618 67047431799 96986851030 111745719665 134094863598 145480276545 223491439330 290960553090 335237158995 514030310459 670474317990 1028060620918 1542090931377 2570151552295 3084181862754 5140303104590 7710454656885 15420909313770
• Sum of all divisors σ(n): 39347987238144
• Sum of proper divisors (its aliquot sum) s(n): 23927077924374
• 15420909313770 is an abundant number, because the sum of its proper divisors (23927077924374) is greater than itself. Its abundance is 8506168610604

Bases of 15420909313770

• Binary: 11100000011001110101110100100101111011101010₂
• Hexadecimal: 0xE0675D25EEA
• Base-36: 5GS9N8Z56

Squares and roots of 15420909313770

• 15420909313770 squared (15420909313770²) is 237804444063518332311612900
• 15420909313770 cubed (15420909313770³) is 3667160766315006836219289303540879633000
• The square root of 15420909313770 is 3926946.5636509495
• The cube root of 15420909313770 is 24890.6742460851

Scales and comparisons

• 15,420,909,313,770 seconds is equal to 490,337 years, 11 weeks, 1 day, 16 hours, 29 minutes, 30 seconds.
• To count from 1 to 15,420,909,313,770 would take you about one million, two hundred twenty-five thousand, eight hundred forty-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 15420909313770 cubic inches would be around 2074.2 feet tall.

Recreational maths with 15420909313770

• 15420909313770 backwards is 07731390902451
• The number of decimal digits it has is: 14
• The sum of 15420909313770's digits is 51
• More coming soon!