991428313746519

Names of 991428313746519

• Cardinal: 991428313746519 can be written as Nine hundred ninety-one trillion, four hundred twenty-eight billion, three hundred thirteen million, seven hundred forty-six thousand, five hundred nineteen.

Scientific notation

• Scientific notation: 9.91428313746519 × 10¹⁴

Factors of 991428313746519

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8036

Divisors of 991428313746519

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 11 27 33 37 99 111 233 297 333 407 699 999 1221 1369 1741 2097 2563 3663 4107 5223 6011 6291 7689 8621 10989 12321 15059 15669 18033 19151 23067 25863 36963 45177 47007 54099 57453 64417 66121 69201 77589 94831 135531 162297 172359 193251 198363 222407 232767 284493 318977 405653 406593 517077 579753 595089 667221 708587 853479 956931 1216959 1400563 1739259 1785267 2001663 2125761 2383429 2446477 2560437 2870793 3508747 3650877 4201689 4462183 6004989 6377283 7150287 7339431 8229059 8612379 10465151 10526241 10952631 12605067 13386549 15009161 15406193 19131849 21450861 22018293 24687177 26217719 31395453 31578723 37815201 40159647 45027483 46218579 51820831 64352583 66054879 74061531 78653157 90519649 94186359 94736169 115116661 120478941 135082449 138655737 155462493 165100771 222184593 235959471 271558947 282559077 345349983 387210587 405247347 415967211 466387479 495302313 555338957 570029141 707878413 814676841 1036049949 1161631761 1399162437 1485906939 1666016871 1710087423 1917370747 2438380183 2444030523 3108149847 3484895283 4259316457 4457720817 4998050613 5130262269 5752112241 6108728527 7315140549 10454685849 12777949371 14326791719 14994151839 15390786807 17256336723 18326185581 21091078217 21945421647 26822182013 38333848113 42980375157 51769010169 54978556743 63273234651 65836264941 80466546039 90220066771 115001544339 128941125471 157594708909 164935670229 189819703953 241399638117 270660200313 386823376413 472784126727 569459111859 724198914351 811980600939 992420734481 1418352380181 2435941802817 2977262203443 3338142470527 4255057140543 8931786610329 10014427411581 26795359830987 30043282234743 36719567175797 90129846704229 110158701527391 330476104582173 991428313746519
• Sum of all divisors σ(n): 1655077424232960
• Sum of proper divisors (its aliquot sum) s(n): 663649110486441
• 991428313746519 is a deficient number, because the sum of its proper divisors (663649110486441) is less than itself. Its deficiency is 327779203260078

Bases of 991428313746519

• Binary: 11100001011011001011100100011101100000110001010111₂
• Hexadecimal: 0x385B2E4760C57
• Base-36: 9RFJVO313R

Squares and roots of 991428313746519

• 991428313746519 squared (991428313746519²) is 982930101298266115142184617361
• 991428313746519 cubed (991428313746519³) is 974504732860835080651560172334595260360716359
• The square root of 991428313746519 is 31486954.6597717037
• The cube root of 991428313746519 is 99713.4568392943

Scales and comparisons

• 991,428,313,746,519 seconds is equal to 31,524,353 years, 35 weeks, 5 days, 10 hours, 28 minutes, 39 seconds.
• To count from 1 to 991,428,313,746,519 would take you about seventy-eight million, eight hundred ten thousand, eight hundred eighty-four 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 991428313746519 cubic inches would be around 8309.5 feet tall.

Recreational maths with 991428313746519

• 991428313746519 backwards is 915647313824199
• The number of decimal digits it has is: 15
• The sum of 991428313746519's digits is 72
• More coming soon!