666385004012

Names of 666385004012

• Cardinal: 666385004012 can be written as Six hundred sixty-six billion, three hundred eighty-five million, four thousand and twelve.

Scientific notation

• Scientific notation: 6.66385004012 × 10¹¹

Factors of 666385004012

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2179

Divisors of 666385004012

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 13 14 19 23 26 28 31 38 46 52 62 67 76 91 92 124 133 134 161 182 217 247 266 268 299 322 364 403 434 437 469 494 532 589 598 644 713 806 868 871 874 938 988 1178 1196 1273 1426 1541 1612 1729 1742 1748 1876 2017 2077 2093 2356 2546 2821 2852 3059 3082 3458 3484 4034 4123 4154 4186 4991 5092 5642 5681 6097 6118 6164 6916 7657 8068 8246 8308 8372 8911 9269 9982 10787 11284 11362 12194 12236 13547 14119 14539 15314 16492 16549 17822 18538 19964 20033 21574 22724 24388 26221 27001 27094 28238 29078 29279 30628 33098 35644 37076 38323 39463 39767 40066 43148 46391 47771 52442 53599 54002 54188 56476 58156 58558 62527 64883 66196 76646 78926 79534 80132 92782 94829 95542 104884 107198 108004 115843 117116 125054 129766 135139 140231 153292 157852 159068 176111 183547 185564 189007 189658 191084 204953 214396 231686 250108 259532 268261 270278 276241 280462 324737 334397 352222 367094 378014 379316 380627 409906 437689 463372 498199 513019 536522 540556 552482 560924 603083 621023 649474 668794 704444 734188 756028 761254 812851 819812 875378 881429 907649 945973 996398 1026038 1073044 1104964 1188013 1206166 1232777 1242046 1298948 1337588 1438121 1522508 1625702 1750756 1756807 1762858 1815298 1891946 1992796 2052076 2376026 2412332 2465554 2484092 2567641 2664389 2876242 3108197 3251404 3487393 3513614 3525716 3591133 3630596 3783892 4189309 4221581 4347161 4752052 4931108 5135282 5328778 5689957 5752484 6170003 6216394 6353543 6974786 7027228 7182266 8316091 8378618 8443162 8694322 10066847 10270564 10657556 11379914 11458577 11799437 12297649 12340006 12432788 12707086 13949572 14364532 15444169 16632182 16757236 16886324 17388644 17973487 18695573 20133694 21757379 22759828 22917154 23598874 24595298 24680012 25414172 27324299 29325163 30888338 33264364 33379333 35946974 37391146 40267388 40406561 43514758 45834308 47197748 49190596 54461017 54648598 58650326 59055743 61776676 66758666 71893948 74782292 79596871 80210039 80813122 82596059 87029516 96354107 108109183 108922034 109297196 117300652 118111486 130869011 133517332 159193742 160420078 161626244 165192118 191270093 192708214 216218366 217844068 233655331 236222972 261738022 282845927 318387484 320840156 330384236 355215887 381227119 382540186 385416428 413390201 432436732 467310662 523476044 557178097 565691854 674478749 710431774 762454238 765080372 767724659 826780402 934621324 1034759323 1114356194 1131383708 1252603391 1348957498 1420863548 1524908476 1535449318 1653560804 1830728033 2069518646 2228712388 2486511209 2505206782 2697914996 3070898636 3661456066 4139037292 4973022418 5010413564 5374072613 7243315261 7322912132 8768223737 9946044836 10748145226 12815096231 14486630522 17536447474 21496290452 23799464429 25630192462 28973261044 35072894948 47598928858 51260384924 95197857716 166596251003 333192502006 666385004012
• Sum of all divisors σ(n): 1652484341760
• Sum of proper divisors (its aliquot sum) s(n): 986099337748
• 666385004012 is an abundant number, because the sum of its proper divisors (986099337748) is greater than itself. Its abundance is 319714333736

Bases of 666385004012

• Binary: 1001101100100111101001000011010111101100₂
• Hexadecimal: 0x9B27A435EC
• Base-36: 8I4SFBVW

Squares and roots of 666385004012

• 666385004012 squared (666385004012²) is 444068973572073256096144
• 666385004012 cubed (666385004012³) is 295920904735430758734786822897729728
• The square root of 666385004012 is 816324.0802597949
• The cube root of 666385004012 is 8734.5741990973

Scales and comparisons

• 666,385,004,012 seconds is equal to 21,188 years, 51 weeks, 9 hours, 33 minutes, 32 seconds.
• To count from 1 to 666,385,004,012 would take you about forty-two thousand, three hundred seventy-seven 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 666385004012 cubic inches would be around 727.9 feet tall.

Recreational maths with 666385004012

• 666385004012 backwards is 210400583666
• The number of decimal digits it has is: 12
• The sum of 666385004012's digits is 41
• More coming soon!