121238042816

Names of 121238042816

• Cardinal: 121238042816 can be written as One hundred twenty-one billion, two hundred thirty-eight million, forty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.21238042816 × 10¹¹

Factors of 121238042816

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1206

Divisors of 121238042816

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 64 88 121 176 242 352 484 704 968 1193 1331 1936 2386 2662 3872 4772 5324 7744 9544 10648 13123 19088 21296 26246 38176 42592 52492 76352 85184 104984 144353 209968 288706 419936 577412 839872 1154824 1423249 1587883 2309648 2846498 3175766 4619296 5692996 6351532 9238592 11385992 12703064 15655739 22771984 25406128 31311478 45543968 50812256 62622956 91087936 101624512 125245912 172213129 250491824 344426258 500983648 688852516 1001967296 1377705032 1894344419 2755410064 3788688838 5510820128 7577377676 11021640256 15154755352 30309510704 60619021408 121238042816
• Sum of all divisors σ(n): 264843838104
• Sum of proper divisors (its aliquot sum) s(n): 143605795288
• 121238042816 is an abundant number, because the sum of its proper divisors (143605795288) is greater than itself. Its abundance is 22367752472

Bases of 121238042816

• Binary: 1110000111010010110011011100011000000₂
• Hexadecimal: 0x1C3A59B8C0
• Base-36: 1JP200JK

Squares and roots of 121238042816

• 121238042816 squared (121238042816²) is 14698663025854249209856
• 121238042816 cubed (121238042816³) is 1782037137266473580680055897194496
• The square root of 121238042816 is 348192.5369906713
• The cube root of 121238042816 is 4949.3287912943

Scales and comparisons

• 121,238,042,816 seconds is equal to 3,854 years, 51 weeks, 5 days, 2 hours, 6 minutes, 56 seconds.
• To count from 1 to 121,238,042,816 would take you about seven thousand, seven hundred nine 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 121238042816 cubic inches would be around 412.4 feet tall.

Recreational maths with 121238042816

• 121238042816 backwards is 618240832121
• The number of decimal digits it has is: 12
• The sum of 121238042816's digits is 38
• More coming soon!