21188802815985
21,188,802,815,985 is an odd composite number composed of seven prime numbers multiplied together.
21188802815985 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21188802815985:
3 × 5 × 72 × 29 × 1132 × 127 × 613
(3 × 5 × 7 × 7 × 29 × 113 × 113 × 127 × 613)See below for interesting mathematical facts about the number 21188802815985 from the Numbermatics database.
Names of 21188802815985
- Cardinal: 21188802815985 can be written as Twenty-one trillion, one hundred eighty-eight billion, eight hundred two million, eight hundred fifteen thousand, nine hundred eighty-five.
Scientific notation
- Scientific notation: 2.1188802815985 × 1013
Factors of 21188802815985
Divisors of 21188802815985
- Number of divisors d(n): 288
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Complete list of divisors:
1 3 5 7 15 21 29 35 49 87 105 113 127 145 147 203 245 339 381 435 565 609 613 635 735 791 889 1015 1421 1695 1839 1905 2373 2667 3045 3065 3277 3683 3955 4263 4291 4445 5537 6223 7105 9195 9831 11049 11865 12769 12873 13335 14351 16385 16611 17777 18415 18669 21315 21455 22939 25781 27685 30037 31115 38307 43053 49155 53331 55245 63845 64365 68817 69269 71755 77343 77851 83055 88885 89383 90111 93345 100457 114695 124439 128905 150185 160573 180467 191535 207807 215265 233553 266655 268149 301371 344085 346345 370301 373317 386715 389255 416179 446915 450555 481719 484883 502285 541401 544957 622195 625681 703199 802865 871073 902335 1039035 1110903 1167765 1248537 1340745 1454649 1506855 1621663 1634871 1851505 1866585 1877043 2008801 2080895 2109597 2257679 2408595 2424415 2592107 2613219 2707005 2724785 2913253 3128405 3394181 3515995 3814699 4355365 4864989 5554515 6026403 6242685 6773037 7273245 7776321 7827397 8108315 8174355 8739759 8797163 9385215 10044005 10182543 10547985 11288395 11351641 11444097 12960535 13066095 14061607 14566265 15803753 16970905 18144749 19073495 20392771 23482191 24324945 26391489 30132015 33865185 34054923 38881605 39136985 42184821 43698795 43985815 47028227 47411259 50912715 54434247 54791779 56758205 57220485 61178313 61580141 70308035 79018765 79461487 90723745 98431249 101963855 110626271 117410955 131957445 141084681 164375337 170274615 184740423 210924105 226994513 235141135 237056295 238384461 255117727 272171235 273958895 295293747 305891565 307900705 329197589 331878813 383542453 397307435 431060987 492156245 553131355 680983539 705423405 765353181 821876685 923702115 987592767 994079419 1134972565 1150627359 1191922305 1275588635 1293182961 1476468735 1588961591 1645987945 1659394065 1785824089 1917712265 2155304935 2304383123 2982238257 3404917695 3826765905 4766884773 4937963835 4970397095 5357472267 5753136795 6465914805 6913149369 6958555933 7944807955 8929120445 11122731137 11521915615 12500768623 14911191285 20875667799 23834423865 26787361335 28828303151 33368193411 34565746845 34792779665 37502305869 48709891531 55613655685 62503843115 86484909453 104378338995 144141515755 146129674593 166840967055 187511529345 201798122057 243549457655 432424547265 605394366171 730648372965 1008990610285 1412586854399 3026971830855 4237760563197 7062934271995 21188802815985
- Sum of all divisors σ(n): 41553030205440
- Sum of proper divisors (its aliquot sum) s(n): 20364227389455
- 21188802815985 is a deficient number, because the sum of its proper divisors (20364227389455) is less than itself. Its deficiency is 824575426530
Bases of 21188802815985
- Binary: 1001101000101011001110001000010100111111100012
- Hexadecimal: 0x13456710A7F1
- Base-36: 7IE0248VL
Squares and roots of 21188802815985
- 21188802815985 squared (211888028159852) is 448965364774693865771520225
- 21188802815985 cubed (211888028159853) is 9513038585417766108125893348094380796625
-
The
square root of 21188802815985 is 4603129.6762078081 -
The
cube root of 21188802815985 is 27671.6765823257
Scales and comparisons
How big is 21188802815985?- 21,188,802,815,985 seconds is equal to 673,738 years, 20 weeks, 1 day, 7 hours, 59 minutes, 45 seconds.
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To count from 1 to 21,188,802,815,985 would take you about one million, six hundred eighty-four thousand, three hundred forty-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 21188802815985 cubic inches would be around 2306 feet tall.
Recreational maths with 21188802815985
- 21188802815985 backwards is 58951820888112
- The number of decimal digits it has is: 14
- The sum of 21188802815985's digits is 66
- More coming soon!
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The information we have on file for 21188802815985 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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