21250301772

Names of 21250301772

• Cardinal: 21250301772 can be written as Twenty-one billion, two hundred fifty million, three hundred one thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 2.1250301772 × 10¹⁰

Factors of 21250301772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 299

Divisors of 21250301772

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 23 28 42 46 49 69 84 92 97 98 138 147 161 167 194 196 276 291 294 322 334 388 483 501 582 588 644 668 679 966 1002 1127 1164 1169 1358 1932 2004 2037 2231 2254 2338 2716 3381 3507 3841 4074 4462 4508 4676 4753 6693 6762 7014 7682 8148 8183 8924 9409 9506 11523 13386 13524 14028 14259 15364 15617 16199 16366 18818 19012 23046 24549 26772 26887 28227 28518 31234 32398 32732 37636 46092 46851 48597 49098 53774 56454 57036 62468 64796 65863 80661 93702 97194 98196 107548 109319 112908 113393 131726 161322 187404 188209 194388 197589 216407 218638 226786 263452 322644 327957 340179 372577 376418 395178 432814 437276 453572 461041 564627 649221 655914 680358 745154 752836 790356 793751 865628 922082 1117731 1129254 1298442 1311828 1360716 1383123 1490308 1514849 1571303 1587502 1844164 2235462 2258508 2381253 2596884 2608039 2766246 3029698 3142606 3175004 4470924 4544547 4713909 4762506 5216078 5532492 6059396 6285212 7824117 9089094 9427818 9525012 10432156 10603943 10999121 15648234 18178188 18256273 18855636 21207886 21998242 31296468 31811829 32997363 36139969 36512546 42415772 43996484 54768819 63623658 65994726 72279938 73025092 76993847 108419907 109537638 127247316 131989452 144559876 153987694 216839814 219075276 230981541 252979783 307975388 433679628 461963082 505959566 758939349 923926164 1011919132 1517878698 1770858481 3035757396 3541716962 5312575443 7083433924 10625150886 21250301772
• Sum of all divisors σ(n): 61178229504
• Sum of proper divisors (its aliquot sum) s(n): 39927927732
• 21250301772 is an abundant number, because the sum of its proper divisors (39927927732) is greater than itself. Its abundance is 18677625960

Bases of 21250301772

• Binary: 10011110010100111011101111101001100₂
• Hexadecimal: 0x4F29DDF4C
• Base-36: 9RFVPSC

Squares and roots of 21250301772

• 21250301772 squared (21250301772²) is 451575325401066339984
• 21250301772 cubed (21250301772³) is 9596111937561756655251549651648
• The square root of 21250301772 is 145774.8324368785
• The cube root of 21250301772 is 2769.8422397955

Scales and comparisons

• 21,250,301,772 seconds is equal to 675 years, 36 weeks, 13 hours, 36 minutes, 12 seconds.
• To count from 1 to 21,250,301,772 would take you about one thousand, three 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 21250301772 cubic inches would be around 230.8 feet tall.

Recreational maths with 21250301772

• 21250301772 backwards is 27710305212
• The number of decimal digits it has is: 11
• The sum of 21250301772's digits is 30
• More coming soon!