15242398450640

Names of 15242398450640

• Cardinal: 15242398450640 can be written as Fifteen trillion, two hundred forty-two billion, three hundred ninety-eight million, four hundred fifty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.524239845064 × 10¹³

Factors of 15242398450640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 502718013

Divisors of 15242398450640

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 379 758 1516 1895 3032 3790 6064 7580 15160 30320 502717627 1005435254 2010870508 2513588135 4021741016 5027176270 8043482032 10054352540 20108705080 40217410160 190529980633 381059961266 762119922532 952649903165 1524239845064 1905299806330 3048479690128 3810599612660 7621199225320 15242398450640
• Sum of all divisors σ(n): 35532081947040
• Sum of proper divisors (its aliquot sum) s(n): 20289683496400
• 15242398450640 is an abundant number, because the sum of its proper divisors (20289683496400) is greater than itself. Its abundance is 5047285045760

Bases of 15242398450640

• Binary: 11011101110011100101101111101100001111010000₂
• Hexadecimal: 0xDDCE5BEC3D0
• Base-36: 5EI9EHNM8

Squares and roots of 15242398450640

• 15242398450640 squared (15242398450640²) is 232330710528072672516409600
• 15242398450640 cubed (15242398450640³) is 3541277262189185239789445797015622144000
• The square root of 15242398450640 is 3904151.4379747105
• The cube root of 15242398450640 is 24794.2572825651

Scales and comparisons

• 15,242,398,450,640 seconds is equal to 484,661 years, 6 weeks, 2 days, 17 hours, 37 minutes, 20 seconds.
• To count from 1 to 15,242,398,450,640 would take you about one million, two hundred eleven thousand, six hundred fifty-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 15242398450640 cubic inches would be around 2066.2 feet tall.

Recreational maths with 15242398450640

• 15242398450640 backwards is 04605489324251
• The number of decimal digits it has is: 14
• The sum of 15242398450640's digits is 53
• More coming soon!