21189011689755

Names of 21189011689755

• Cardinal: 21189011689755 can be written as Twenty-one trillion, one hundred eighty-nine billion, eleven million, six hundred eighty-nine thousand, seven hundred fifty-five.

Scientific notation

• Scientific notation: 2.1189011689755 × 10¹³

Factors of 21189011689755

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 541

Divisors of 21189011689755

• Number of divisors d(n): 720
• Complete list of divisors:
  1 3 5 7 9 13 15 21 35 37 39 45 49 63 65 79 91 105 111 117 147 169 185 195 237 245 259 273 315 333 343 395 397 441 455 481 507 553 555 585 637 711 735 777 819 845 1027 1029 1183 1185 1191 1295 1365 1443 1521 1659 1665 1715 1813 1911 1985 2205 2331 2401 2405 2535 2765 2779 2923 3081 3087 3185 3367 3549 3555 3573 3871 3885 4095 4329 4459 4977 5135 5145 5161 5439 5733 5915 5955 6253 7189 7203 7215 7605 8281 8295 8337 8769 9065 9243 9555 10101 10647 11613 11655 12005 12691 13351 13377 13895 14615 14689 15405 15435 15483 16317 16835 17745 17865 18759 19355 19453 20461 21567 21609 21645 22295 23569 24843 24885 25011 25805 26307 27097 27195 28665 30303 31213 31265 31363 34839 35945 36015 36127 37999 38073 40053 40131 41405 41685 43771 43845 44067 46215 46449 50323 50505 53235 56277 57967 58065 58359 61383 63455 64701 66755 66885 67093 70707 73445 74529 77415 81291 81585 88837 93457 93639 93795 94089 97265 102305 102823 107835 108045 108381 113997 114219 117845 120159 124215 125055 131313 131535 132201 135485 136171 143227 150969 151515 156065 156815 164983 173901 174195 175077 180635 184149 189679 189995 190365 190957 200265 200655 201279 212121 218855 219541 220335 232245 243873 251615 252889 265993 266511 280371 280917 281385 282267 289835 291795 306397 306915 308469 323505 325143 335465 341991 352261 353535 372645 393939 405769 406455 407719 408513 429681 444185 452907 467285 468195 469651 470445 493987 494949 514115 521703 541905 569037 569985 571095 572871 600795 603837 654199 656565 658623 661005 680855 716135 719761 754845 758667 797979 799533 824915 841113 869505 875385 919191 920745 925407 948395 953197 954785 1002589 1006395 1056783 1060605 1097705 1154881 1160431 1217307 1219365 1223157 1225539 1264445 1289043 1329965 1332555 1336699 1401855 1404585 1408953 1411335 1481961 1484847 1531985 1536787 1542345 1625715 1707111 1709955 1718613 1761305 1770223 1861951 1962597 1969695 1975869 2028845 2038595 2042565 2144779 2148405 2159283 2264535 2276001 2348255 2393937 2465827 2469935 2474745 2482441 2608515 2757573 2845185 2854033 2859591 2864355 3007767 3019185 3170349 3270995 3287557 3293115 3457909 3464643 3481293 3598805 3651921 3669471 3793335 3989895 3997665 4010097 4205565 4226859 4445883 4579393 4595955 4610361 4627035 4765985 5012945 5038327 5283915 5300347 5310669 5585853 5774405 5802155 5887791 6086535 6115785 6127695 6434337 6445215 6477849 6683495 7018123 7044765 7397481 7409805 7424235 7447323 7683935 8123017 8535555 8562099 8578773 8593065 8851115 9023301 9309755 9356893 9812985 9862671 9879345 10373727 10393929 10443879 10723895 10757509 10796415 11380005 11969685 12030291 12329135 12391561 12412205 13033657 13738179 13787865 13831083 14270165 14297955 15013453 15038835 15085603 15114981 15851745 15901041 15932007 16437785 16757559 17289545 17323215 17377087 17406465 18259605 18347355 19303011 19978231 20050485 21054369 21134295 22192443 22229415 22341969 22896965 23012899 23051805 24205363 24369051 25191635 25686297 26501735 26553345 27929265 28070679 29438955 29588013 31121181 32055751 32171685 32272527 32389245 35090615 35268289 36987405 37102429 37174683 37236615 39100971 40615085 41214537 42810495 42893865 45040359 45116505 45256809 45344943 46784465 47703123 49313355 51868635 51969645 52131261 52219395 53787545 56861119 59934693 60151455 61957805 63163107 65168285 65498251 68690895 69038697 69155415 72616089 73107153 75067265 75302563 75428015 75574905 79505205 79660035 83787795 84212037 86885435 91235599 96167253 96515055 96817581 99891155 105271845 105599221 105804867 110962215 111307287 111524049 111709845 115064495 117302913 121026815 121639609 121845255 128431485 135121077 135770427 139847617 140353395 147940065 155605905 156393783 160278755 161090293 161362635 169437541 170583357 176341445 179804079 185512145 185873415 195504855 196112839 196494753 206072685 207116091 217848267 225201795 225907689 226284045 226724715 238515615 259717003 260656305 273706797 284305595 288501759 299673465 315815535 316797663 317414601 327491255 333921861 345193485 363080445 364918827 365535765 376512815 398027833 419542851 421060185 456177995 458487757 480836265 483270879 484087905 508312623 511750071 527996105 529024335 556536435 557620245 586514565 588338517 589484259 608198045 675605385 677723067 678852135 699238085 739194547 779151009 781968915 805451465 821120391 847187705 851477263 852916785 899020395 950392989 978933319 980564195 982473765 1035580455 1089241335 1094756481 1129538445 1186062787 1194083499 1258628553 1298585015 1368533985 1372789873 1375463271 1442508795 1449812637 1524937869 1583988315 1587073005 1669609305 1765015551 1818019021 1824594135 1990139165 2097714255 2217583641 2292438785 2337453027 2416354395 2541563115 2554431789 2558750355 2786194831 2936799957 2941692585 2947421295 3388615335 3558188361 3582250497 3695972735 3895755045 4105601955 4118369619 4126389813 4257386315 4751964945 4894666595 5174361829 5454057063 5473782405 5930313935 5960340841 5970417495 6293142765 6652750923 6863949365 6877316355 7249063185 7624689345 7663295367 8358584493 8810399871 8825077755 9090095105 9609529111 10674565083 11087918205 11687265135 12355108857 12726133147 12772158945 13930974155 14683999785 15523085487 16362171189 17790941805 17881022523 17911252485 20591848095 20631949065 25075753479 25871809145 27270285315 28828587333 29801704205 33263754615 36220532803 38178399441 38316476835 41792922465 44051999355 46569256461 48047645555 53372825415 53643067569 61775544285 63630665735 67266703777 77615427435 81810855945 86485761999 89405112615 108661598409 114535198323 125378767395 144142936665 181102664015 190891997205 201800111331 232846282305 268215337845 325984795227 336333518885 432428809995 470866926439 543307992045 572675991615 605400333993 1009000556655 1412600779317 1629923976135 2354334632195 3027001669965 4237802337951 7063003896585 21189011689755
• Sum of all divisors σ(n): 48374385022080
• Sum of proper divisors (its aliquot sum) s(n): 27185373332325
• 21189011689755 is an abundant number, because the sum of its proper divisors (27185373332325) is greater than itself. Its abundance is 5996361642570

Bases of 21189011689755

• Binary: 100110100010101110011100000111101000100011011₂
• Hexadecimal: 0x13457383D11B
• Base-36: 7IE3IH4WR

Squares and roots of 21189011689755

• 21189011689755 squared (21189011689755²) is 448974216388574040371960025
• 21189011689755 cubed (21189011689755³) is 9513319919456086240856792278046562043875
• The square root of 21189011689755 is 4603152.3643862801
• The cube root of 21189011689755 is 27671.7675087843

Scales and comparisons

• 21,189,011,689,755 seconds is equal to 673,745 years, 1 week, 3 days, 20 hours, 29 minutes, 15 seconds.
• To count from 1 to 21,189,011,689,755 would take you about one million, six hundred eighty-four thousand, three hundred sixty-two 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 21189011689755 cubic inches would be around 2306 feet tall.

Recreational maths with 21189011689755

• 21189011689755 backwards is 55798611098112
• 21189011689755 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21189011689755's digits is 63
• More coming soon!