855779321980

Names of 855779321980

• Cardinal: 855779321980 can be written as Eight hundred fifty-five billion, seven hundred seventy-nine million, three hundred twenty-one thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 8.5577932198 × 10¹¹

Factors of 855779321980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 233

Divisors of 855779321980

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 10 11 20 22 31 44 53 55 62 106 110 121 124 131 155 212 220 242 262 265 310 341 484 524 530 583 605 620 655 682 961 1060 1166 1210 1310 1364 1441 1643 1705 1922 2332 2420 2620 2809 2882 2915 3286 3410 3751 3844 4061 4805 5618 5764 5830 6413 6572 6820 6943 7205 7502 8122 8215 9610 10571 11236 11660 12826 13886 14045 14410 15004 15851 16244 16430 18073 18755 19220 20305 21142 25652 27772 28090 28820 30899 31702 32065 32860 34715 36146 37510 40610 42284 44671 50933 52855 56180 61798 63404 64130 69430 72292 75020 76373 79255 81220 87079 89342 90365 101866 105710 116281 123596 125891 128260 138860 152746 154495 158510 174158 178684 180730 198803 203732 211420 215233 223355 232562 251782 254665 305492 308990 317020 339889 348316 361460 367979 381865 397606 430466 435395 446710 465124 491381 503564 509330 560263 581405 617980 629455 679778 735958 763730 795212 840103 860932 870790 893420 957869 982762 994015 1018660 1076165 1120526 1162810 1258910 1359556 1384801 1471916 1527460 1680206 1699445 1741580 1839895 1915738 1965524 1988030 2152330 2241052 2325620 2367563 2456905 2517820 2699449 2769602 2801315 3360412 3398890 3679790 3831476 3976060 4047769 4200515 4304660 4735126 4789345 4913810 5398898 5539204 5602630 6162893 6672223 6797780 6924005 7359580 8095538 8401030 9470252 9578690 9827620 10536559 10797796 11205260 11407349 11837815 12325786 13344446 13497245 13848010 15232811 16191076 16802060 19157380 20238845 21073118 22814698 23675630 24651572 26043193 26688892 26994490 27696020 29693939 30465622 30814465 33361115 40477690 42146236 44525459 45629396 47351260 52086386 52682795 53988980 57036745 59387878 60931244 61628930 66722230 73394453 76164055 80955380 89050918 104172772 105365590 114073490 118775756 123257860 125480839 130215965 133444460 146788906 148469695 152328110 178101836 210731180 222627295 228146980 250961678 260431930 293577812 296939390 304656220 326633329 353627819 366972265 445254590 501923356 520863860 593878780 627404195 653266658 707255638 733944530 807338983 890509180 1254808390 1306533316 1380289229 1414511276 1467889060 1614677966 1633166645 1768139095 2509616780 2760578458 3229355932 3266333290 3536278190 3889906009 4036694915 5521156916 6532666580 6901446145 7072556380 7779812018 8073389830 13802892290 15559624036 16146779660 19449530045 27605784580 38899060090 42788966099 77798120180 85577932198 171155864396 213944830495 427889660990 855779321980
• Sum of all divisors σ(n): 2096261504568
• Sum of proper divisors (its aliquot sum) s(n): 1240482182588
• 855779321980 is an abundant number, because the sum of its proper divisors (1240482182588) is greater than itself. Its abundance is 384702860608

Bases of 855779321980

• Binary: 1100011101000000011011000010100001111100₂
• Hexadecimal: 0xC7406C287C
• Base-36: AX50WUWS

Squares and roots of 855779321980

• 855779321980 squared (855779321980²) is 732358247928548511120400
• 855779321980 cubed (855779321980³) is 626737044858753984332154402146392000
• The square root of 855779321980 is 925083.4135255047
• The cube root of 855779321980 is 9494.1027923877

Scales and comparisons

• 855,779,321,980 seconds is equal to 27,211 years, 7 weeks, 6 hours, 19 minutes, 40 seconds.
• To count from 1 to 855,779,321,980 would take you about fifty-four thousand, four hundred twenty-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 855779321980 cubic inches would be around 791.2 feet tall.

Recreational maths with 855779321980

• 855779321980 backwards is 089123977558
• The number of decimal digits it has is: 12
• The sum of 855779321980's digits is 64
• More coming soon!