189368611878938121

Names of 189368611878938121

• Cardinal: 189368611878938121 can be written as One hundred eighty-nine quadrillion, three hundred sixty-eight trillion, six hundred eleven billion, eight hundred seventy-eight million, nine hundred thirty-eight thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.89368611878938121 × 10¹⁷

Factors of 189368611878938121

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 250

Divisors of 189368611878938121

• Number of divisors d(n): 200
• Complete list of divisors:
  1 3 7 9 21 27 63 81 113 127 189 339 381 567 791 889 1017 1143 2373 2667 3051 3429 7119 8001 9153 10287 12769 14351 16129 21357 24003 38307 43053 48387 64071 72009 89383 100457 112903 114921 129159 145161 268149 301371 338709 344763 387477 435483 804447 904113 1016127 1034289 1162431 1306449 1442897 1621663 1822577 2048383 2413341 2712339 3048381 4328691 4864989 5467731 6145149 7240023 8137017 9145143 10100279 11351641 12758039 12986073 14338681 14594967 16403193 18435447 30300837 34054923 38274117 38958219 43016043 43784901 49209579 55306341 90902511 102164769 114822351 116874657 129048129 131354703 147628737 163047361 165919023 183247919 205951201 231467279 272707533 306494307 344467053 387144387 489142083 549743757 617853603 694401837 818122599 919482921 1033401159 1141331527 1161433161 1282735433 1441658407 1467426249 1620270953 1649231271 1853560809 2083205511 3423994581 3848206299 4324975221 4402278747 4860812859 4947693813 5560682427 6249616533 10271983743 11544618897 12974925663 13206836241 14582438577 14843081439 16682047281 18748849599 20707014847 23272485713 26155802527 30815951229 34633856691 38924776989 43747315731 62121044541 69817457139 78467407581 92447853687 103901570073 116774330967 131241947193 144949103929 162907399991 183090617689 186363133623 209452371417 235402222743 434847311787 488722199973 549271853067 559089400869 628357114251 706206668229 1304541935361 1466166599919 1647815559201 1677268202607 1885071342753 2118620004687 2629790885569 2955605685551 3913625806083 4398499799757 4943446677603 7889372656707 8866817056653 11740877418249 13195499399271 14830340032809 18408536198983 20689239798857 23668117970121 26600451169959 55225608596949 62067719396571 71004353910363 79801353509877 165676825790847 186203158189713 213013061731089 239404060529631 333983442467263 497030477372541 558609474569139 1001950327401789 1491091432117623 1675828423707417 2337884097270841 3005850982205367 7013652291812523 9017552946616101 21040956875437569 27052658839848303 63122870626312707 189368611878938121
• Sum of all divisors σ(n): 328771292553144320
• Sum of proper divisors (its aliquot sum) s(n): 139402680674206199
• 189368611878938121 is a deficient number, because the sum of its proper divisors (139402680674206199) is less than itself. Its deficiency is 49965931204731922

Bases of 189368611878938121

• Binary: 1010100000110001011011111111001010101001110010011000001001₂
• Hexadecimal: 0x2A0C5BFCAA72609
• Base-36: 1FSLKJBK1VK9

Squares and roots of 189368611878938121

• 189368611878938121 squared (189368611878938121²) is 35860471164955904029972082547010641
• 189368611878938121 cubed (189368611878938121³) is 6790847645832386566306138976664737204716077967545561
• The square root of 189368611878938121 is 435165039.8170079575
• The cube root of 189368611878938121 is 574252.1967590741

Scales and comparisons

• 189,368,611,878,938,121 seconds is equal to 6,021,336,102 years, 9 weeks, 9 hours, 55 minutes, 21 seconds.
• To count from 1 to 189,368,611,878,938,121 would take you about eighteen billion, sixty-four million, eight thousand, three hundred six 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 189368611878938121 cubic inches would be around 47854.3 feet tall.

Recreational maths with 189368611878938121

• 189368611878938121 backwards is 121839878116863981
• The number of decimal digits it has is: 18
• The sum of 189368611878938121's digits is 90
• More coming soon!