121378490955925

Names of 121378490955925

• Cardinal: 121378490955925 can be written as One hundred twenty-one trillion, three hundred seventy-eight billion, four hundred ninety million, nine hundred fifty-five thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.21378490955925 × 10¹⁴

Factors of 121378490955925

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 112

Divisors of 121378490955925

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 7 25 35 41 49 59 175 205 245 287 295 343 413 1025 1225 1435 1475 1681 1715 2009 2065 2419 2891 3481 7175 8405 8575 10045 10325 11767 12095 14063 14455 16933 17405 20237 24367 42025 50225 58835 60475 68921 70315 72275 82369 84665 87025 99179 101185 118531 121835 142721 170569 205379 294175 344605 351575 411845 423325 482447 495895 505925 576583 592655 609175 694253 713605 829717 852845 999047 1026895 1193983 1437653 1723025 2059225 2412235 2479475 2882915 2963275 3377129 3471265 3568025 4066339 4148585 4264225 4859771 4995235 5134475 5851561 5969915 6993329 7188265 8420539 10063571 12061175 14414575 16885645 17356325 20331695 20742925 23639903 24298855 24976175 28464373 29257805 29849575 34018397 34966645 35941325 40960927 42102695 48953303 50317855 58943773 70444997 84428225 101658475 118199515 121494275 142321865 146289025 170091985 174833225 199250611 204804635 210513475 239914001 244766515 251589275 286726489 294718865 345242099 352224985 412606411 590997575 711609325 850459925 996253055 1024023175 1199570005 1223832575 1394754277 1433632445 1473594325 1679398007 1726210495 1761124925 2007085423 2063032055 2416694693 2888244877 4981265275 5997850025 6973771385 7168162225 8396990035 8631052475 10035427115 10315160275 11755786049 12083473465 14154926059 14441224385 16916862851 34868856925 41984950175 50177135575 58778930245 60417367325 70774630295 72206121925 82290502343 84584314255 99084482413 118418039957 293894651225 353873151475 411452511715 422921571275 495422412065 592090199785 693591376891 2057262558575 2477112060325 2960450998925 3467956884455 4855139638237 17339784422275 24275698191185 121378490955925
• Sum of all divisors σ(n): 183010911552000
• Sum of proper divisors (its aliquot sum) s(n): 61632420596075
• 121378490955925 is a deficient number, because the sum of its proper divisors (61632420596075) is less than itself. Its deficiency is 59746070359850

Bases of 121378490955925

• Binary: 11011100110010010100001110101100011100010010101₂
• Hexadecimal: 0x6E64A1D63895
• Base-36: 170WIBM5JP

Squares and roots of 121378490955925

• 121378490955925 squared (121378490955925²) is 14732738066737567020292605625
• 121378490955925 cubed (121378490955925³) is 1788237514189517747643024582801215282078125
• The square root of 121378490955925 is 11017190.7016228507
• The cube root of 121378490955925 is 49512.3923611583

Scales and comparisons

• 121,378,490,955,925 seconds is equal to 3,859,460 years, 29 weeks, 2 days, 7 hours, 45 minutes, 25 seconds.
• To count from 1 to 121,378,490,955,925 would take you about nine million, six hundred forty-eight thousand, six hundred fifty-one 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 121378490955925 cubic inches would be around 4126 feet tall.

Recreational maths with 121378490955925

• 121378490955925 backwards is 529559094873121
• The number of decimal digits it has is: 15
• The sum of 121378490955925's digits is 70
• More coming soon!