165668420016

Names of 165668420016

• Cardinal: 165668420016 can be written as One hundred sixty-five billion, six hundred sixty-eight million, four hundred twenty thousand and sixteen.

Scientific notation

• Scientific notation: 1.65668420016 × 10¹¹

Factors of 165668420016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8747

Divisors of 165668420016

• Number of divisors d(n): 250
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 108 121 132 144 162 176 198 216 242 264 297 324 363 396 432 484 528 594 648 726 792 891 968 1089 1188 1296 1331 1452 1584 1782 1936 2178 2376 2662 2904 3267 3564 3993 4356 4752 5324 5808 6534 7128 7986 8712 8731 9801 10648 11979 13068 14256 14641 15972 17424 17462 19602 21296 23958 26136 26193 29282 31944 34924 35937 39204 43923 47916 52272 52386 58564 63888 69848 71874 78408 78579 87846 95832 96041 104772 107811 117128 131769 139696 143748 156816 157158 175692 191664 192082 209544 215622 234256 235737 263538 287496 288123 314316 351384 384164 395307 419088 431244 471474 527076 574992 576246 628632 702768 707211 768328 790614 862488 864369 942948 1054152 1056451 1152492 1185921 1257264 1414422 1536656 1581228 1724976 1728738 1885896 2108304 2112902 2304984 2371842 2593107 2828844 3162456 3169353 3457476 3771792 4225804 4609968 4743684 5186214 5657688 6324912 6338706 6914952 7779321 8451608 9487368 9508059 10372428 11315376 11620961 12677412 13829904 15558642 16903216 18974736 19016118 20744856 23241922 25354824 28524177 31117284 34862883 38032236 41489712 46483844 50709648 57048354 62234568 69725766 76064472 85572531 92967688 104588649 114096708 124469136 127830571 139451532 152128944 171145062 185935376 209177298 228193416 255661142 278903064 313765947 342290124 383491713 418354596 456386832 511322284 557806128 627531894 684580248 766983426 836709192 941297841 1022644568 1150475139 1255063788 1369160496 1533966852 1673418384 1882595682 2045289136 2300950278 2510127576 3067933704 3451425417 3765191364 4601900556 5020255152 6135867408 6902850834 7530382728 9203801112 10354276251 13805701668 15060765456 18407602224 20708552502 27611403336 41417105004 55222806672 82834210008 165668420016
• Sum of all divisors σ(n): 527498853860
• Sum of proper divisors (its aliquot sum) s(n): 361830433844
• 165668420016 is an abundant number, because the sum of its proper divisors (361830433844) is greater than itself. Its abundance is 196162013828

Bases of 165668420016

• Binary: 10011010010010100110110111100110110000₂
• Hexadecimal: 0x26929B79B0
• Base-36: 243UP700

Squares and roots of 165668420016

• 165668420016 squared (165668420016²) is 27446025390597789440256
• 165668420016 cubed (165668420016³) is 4546939662179355038309460546564096
• The square root of 165668420016 is 407023.8568143151
• The cube root of 165668420016 is 5492.2029464273

Scales and comparisons

• 165,668,420,016 seconds is equal to 5,267 years, 38 weeks, 4 days, 13 hours, 33 minutes, 36 seconds.
• To count from 1 to 165,668,420,016 would take you about ten thousand, five hundred thirty-five 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 165668420016 cubic inches would be around 457.7 feet tall.

Recreational maths with 165668420016

• 165668420016 backwards is 610024866561
• The number of decimal digits it has is: 12
• The sum of 165668420016's digits is 45
• More coming soon!