42168265685

Names of 42168265685

• Cardinal: 42168265685 can be written as Forty-two billion, one hundred sixty-eight million, two hundred sixty-five thousand, six hundred eighty-five.

Scientific notation

• Scientific notation: 4.2168265685 × 10¹⁰

Factors of 42168265685

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 247

Divisors of 42168265685

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 7 13 31 35 41 65 71 79 91 155 169 205 217 287 355 395 403 455 497 533 553 845 923 1027 1085 1183 1271 1435 2015 2201 2449 2485 2665 2765 2821 2911 3239 3731 4615 5135 5239 5609 5915 6355 6461 6929 7189 8897 11005 11999 12245 13351 14105 14555 15407 16195 16523 17143 18655 20377 22673 26195 28045 28613 31837 32305 34645 35945 36673 37843 39263 42107 44485 48503 59995 66755 72917 77035 82615 83993 85715 90241 93457 100409 101885 113365 115661 143065 159185 173879 183365 189215 196315 200291 210535 214799 222859 229969 242515 264901 294749 364585 371969 413881 419965 451205 467285 491959 502045 510419 547391 578305 631687 702863 869395 947921 1001455 1073995 1114295 1149845 1173133 1217153 1305317 1324505 1473745 1503593 1609783 1859845 2069405 2260427 2459795 2552095 2603783 2736955 2897167 2989597 3158435 3443713 3514315 3831737 4739605 5865665 6085765 6526585 6635447 7129039 7517965 8048915 8211931 9137219 11302135 13018915 14485835 14947985 15250729 15822989 16969121 17218565 19158685 20927179 29385551 33177235 35645195 38864761 41059655 45686095 49903273 76253645 79114945 84845605 92677507 104635895 106755103 118783847 146927755 194323805 205698857 249516365 272053327 463387535 533775515 593919235 648742549 1028494285 1204807591 1360266635 3243712745 6024037955 8433653137 42168265685
• Sum of all divisors σ(n): 68000808960
• Sum of proper divisors (its aliquot sum) s(n): 25832543275
• 42168265685 is a deficient number, because the sum of its proper divisors (25832543275) is less than itself. Its deficiency is 16335722410

Bases of 42168265685

• Binary: 100111010001011011001010101111010101₂
• Hexadecimal: 0x9D16CABD5
• Base-36: JDDWA1H

Squares and roots of 42168265685

• 42168265685 squared (42168265685²) is 1778162630880748519225
• 42168265685 cubed (42168265685³) is 74982034250117989110350130294125
• The square root of 42168265685 is 205349.1312009865
• The cube root of 42168265685 is 3480.6624912651

Scales and comparisons

• 42,168,265,685 seconds is equal to 1,340 years, 42 weeks, 4 days, 15 hours, 8 minutes, 5 seconds.
• To count from 1 to 42,168,265,685 would take you about two thousand, six hundred eighty-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 42168265685 cubic inches would be around 290.1 feet tall.

Recreational maths with 42168265685

• 42168265685 backwards is 58656286124
• The number of decimal digits it has is: 11
• The sum of 42168265685's digits is 53
• More coming soon!