121900847772

Names of 121900847772

• Cardinal: 121900847772 can be written as One hundred twenty-one billion, nine hundred million, eight hundred forty-seven thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 1.21900847772 × 10¹¹

Factors of 121900847772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 32777

Divisors of 121900847772

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 11 12 22 31 33 44 62 66 93 124 132 186 341 372 682 937 1023 1364 1874 2046 2811 3748 4092 5622 10307 11244 20614 29047 30921 31793 41228 58094 61842 63586 87141 95379 116188 123684 127172 174282 190758 319517 348564 349723 381516 639034 699446 958551 985583 1049169 1278068 1398892 1917102 1971166 2098338 2956749 3834204 3942332 4196676 5913498 10841413 11826996 21682826 29790041 32524239 43365652 59580082 65048478 89370123 119160164 130096956 178740246 327690451 357480492 655380902 923491271 983071353 1310761804 1846982542 1966142706 2770473813 3693965084 3932285412 5540947626 10158403981 11081895252 20316807962 30475211943 40633615924 60950423886 121900847772
• Sum of all divisors σ(n): 320654444544
• Sum of proper divisors (its aliquot sum) s(n): 198753596772
• 121900847772 is an abundant number, because the sum of its proper divisors (198753596772) is greater than itself. Its abundance is 76852749000

Bases of 121900847772

• Binary: 1110001100001110110110101001010011100₂
• Hexadecimal: 0x1C61DB529C
• Base-36: 1K00M84C

Squares and roots of 121900847772

• 121900847772 squared (121900847772²) is 14859816687532317363984
• 121900847772 cubed (121900847772³) is 1811424251946702309317405899443648
• The square root of 121900847772 is 349143.0190795743
• The cube root of 121900847772 is 4958.3316852225

Scales and comparisons

• 121,900,847,772 seconds is equal to 3,876 years, 3 weeks, 4 days, 10 hours, 36 minutes, 12 seconds.
• To count from 1 to 121,900,847,772 would take you about seven thousand, seven 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 121900847772 cubic inches would be around 413.2 feet tall.

Recreational maths with 121900847772

• 121900847772 backwards is 277748009121
• The number of decimal digits it has is: 12
• The sum of 121900847772's digits is 48
• More coming soon!