21206964290008

Names of 21206964290008

• Cardinal: 21206964290008 can be written as Twenty-one trillion, two hundred six billion, nine hundred sixty-four million, two hundred ninety thousand and eight.

Scientific notation

• Scientific notation: 2.1206964290008 × 10¹³

Factors of 21206964290008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 458

Divisors of 21206964290008

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 59 98 107 118 196 214 236 283 392 413 428 472 566 749 826 856 1132 1498 1652 1981 2264 2891 2996 3304 3962 5243 5782 5992 6313 7924 10486 11449 11564 12626 13867 15848 16697 20972 22898 23128 25252 27734 30281 33394 41944 44191 45796 50504 55468 60562 66788 80089 80143 88382 91592 110936 116879 121124 133576 160178 160286 176764 211967 233758 242248 309337 320356 320572 353528 423934 467516 560623 561001 618674 640712 641144 675491 818153 847868 935032 1121246 1122002 1237348 1350982 1483769 1636306 1695736 1786579 2242492 2244004 2474696 2701964 2967538 3240067 3272612 3573158 3924361 4484984 4488008 4725251 4728437 5403928 5935076 6480134 6545224 7146316 7848722 8569523 9450502 9456874 11870152 12506053 12960268 14292632 15697444 17139046 18901004 18913748 22680469 25012106 25920536 31394888 33076757 33099059 34278092 37802008 37827496 45360938 50024212 59986661 66153514 66198118 68556184 87542371 90721876 100048424 119973322 132307028 132396236 158763283 175084742 181443752 191163953 231537299 239946644 264614056 264792472 317526566 350169484 382327906 419906627 463074598 479893288 505601857 635053132 700338968 764655812 839813254 916938961 926149196 1011203714 1270106264 1338147671 1529311624 1679626508 1833877922 1852298392 2022407428 2676295342 3359253016 3539212999 3667755844 4044814856 5352590684 6418572727 7078425998 7335511688 9367033697 10705181368 12837145454 14156851996 18734067394 24774490993 25674290908 28313703992 37468134788 44930009089 49548981986 51348581816 54099398699 74936269576 89860018178 99097963972 108198797398 179720036356 198195927944 216397594796 359440072712 378695790893 432795189592 757391581786 1514783163572 2650870536251 3029566327144 5301741072502 10603482145004 21206964290008
• Sum of all divisors σ(n): 47651070039300
• Sum of proper divisors (its aliquot sum) s(n): 26444105749292
• 21206964290008 is an abundant number, because the sum of its proper divisors (26444105749292) is greater than itself. Its abundance is 5237141459284

Bases of 21206964290008

• Binary: 100110100100110100001100100101100000111011000₂
• Hexadecimal: 0x1349A192C1D8
• Base-36: 7IMCEZNX4

Squares and roots of 21206964290008

• 21206964290008 squared (21206964290008²) is 449735334397674515528640064
• 21206964290008 cubed (21206964290008³) is 9537521176526289992534101705635543680512
• The square root of 21206964290008 is 4605101.9847564723
• The cube root of 21206964290008 is 27679.5803624937

Scales and comparisons

• 21,206,964,290,008 seconds is equal to 674,315 years, 45 weeks, 13 hours, 53 minutes, 28 seconds.
• To count from 1 to 21,206,964,290,008 would take you about one million, six hundred eighty-five thousand, seven hundred eighty-nine 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 21206964290008 cubic inches would be around 2306.6 feet tall.

Recreational maths with 21206964290008

• 21206964290008 backwards is 80009246960212
• 21206964290008 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21206964290008's digits is 49
• More coming soon!