20921707892160

Names of 20921707892160

• Cardinal: 20921707892160 can be written as Twenty trillion, nine hundred twenty-one billion, seven hundred seven million, eight hundred ninety-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.092170789216 × 10¹³

Factors of 20921707892160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3058

Divisors of 20921707892160

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 64 72 76 80 90 95 96 108 109 114 120 135 144 152 160 171 180 190 192 216 218 228 240 270 285 288 304 320 327 342 360 380 432 436 456 479 480 513 540 545 570 576 608 654 684 720 760 855 864 872 912 958 960 981 1026 1080 1090 1140 1216 1308 1368 1437 1440 1520 1635 1710 1728 1744 1824 1916 1962 2052 2071 2160 2180 2280 2395 2441 2565 2616 2736 2874 2880 2943 3040 3270 3420 3488 3648 3832 3924 4104 4142 4311 4320 4360 4560 4790 4882 4905 5130 5232 5472 5748 5886 6080 6213 6540 6840 6976 7185 7323 7664 7848 8208 8284 8622 8640 8720 9101 9120 9580 9764 9810 10260 10355 10464 10944 11496 11772 12205 12426 12933 13080 13680 14370 14646 14715 15328 15696 16416 16568 17244 17440 18202 18240 18639 19160 19528 19620 20520 20710 20928 21555 21969 22992 23544 24410 24852 25866 26160 27303 27360 28740 29292 29430 30656 31065 31392 32832 33136 34488 34880 36404 36615 37278 38320 39056 39240 41040 41420 43110 43938 45505 45984 46379 47088 48820 49704 51732 52211 52320 54606 54720 55917 57480 58584 58860 62130 62784 64665 65907 66272 68976 72808 73230 74556 76640 78112 78480 81909 82080 82840 86220 87876 91010 91968 92758 93195 94176 97640 99408 103464 104422 104640 109212 109845 111834 114960 117168 117720 124260 129330 131814 132544 136515 137952 139137 145616 146460 149112 153280 156224 156633 156960 163818 164160 165680 172440 175752 182020 185516 186390 188352 195280 198816 206928 208844 218424 219690 223668 229920 231895 234336 235440 245727 248520 258660 261055 263628 266069 273030 275904 278274 279585 291232 292920 298224 313266 313920 327636 329535 331360 344880 351504 364040 371032 372780 390560 397632 409545 413856 417411 417688 436848 439380 447336 459840 463790 468672 469899 470880 491454 497040 517320 522110 527256 532138 546060 556548 559170 582464 585840 596448 626532 655272 659070 662720 689760 695685 703008 728080 742064 745560 781120 783165 798207 819090 827712 834822 835376 873696 878760 894672 927580 939798 941760 982908 992009 994080 1034640 1044220 1054512 1064276 1092120 1113096 1118340 1169239 1171680 1192896 1228635 1252233 1253064 1310544 1318140 1330345 1379520 1391370 1406016 1409697 1456160 1484128 1491120 1566330 1596414 1638180 1669644 1670752 1747392 1757520 1789344 1855160 1879596 1965816 1984018 1988160 2069280 2087055 2088440 2109024 2128552 2184240 2226192 2236680 2338478 2343360 2349495 2394621 2457270 2504466 2506128 2621088 2636280 2660690 2782740 2819394 2912320 2968256 2976027 2982240 3132660 3192828 3276360 3339288 3341504 3507717 3515040 3578688 3710320 3759192 3931632 3968036 3991035 4138560 4174110 4176880 4218048 4257104 4368480 4452384 4473360 4676956 4698990 4789242 4914540 4960045 5008932 5012256 5055311 5242176 5272560 5321380 5565480 5638788 5846195 5952054 5964480 6261165 6265320 6385656 6552720 6678576 7015434 7030080 7048485 7183863 7420640 7518384 7863264 7936072 7982070 8348220 8353760 8514208 8736960 8904768 8928081 8946720 9353912 9397980 9578484 9829080 9920090 10017864 10024512 10110622 10523151 10545120 10642760 11130960 11277576 11692390 11904108 11973105 12522330 12530640 12771312 13105440 13357152 14030868 14096970 14367726 14841280 14880135 15036768 15165933 15726528 15872144 15964140 16696440 16707520 17028416 17538585 17856162 17893440 18707824 18795960 19156968 19658160 19840180 20035728 20221244 21046302 21090240 21285520 22215541 22261920 22555152 23384780 23808216 23946210 25044660 25061280 25276555 25542624 26210880 26714304 26784243 28061736 28193940 28735452 29760270 30073536 30331866 31569453 31744288 31928280 33392880 35077170 35712324 35919315 37415648 37591920 38313936 39316320 39680360 40071456 40442488 42092604 42571040 44431082 44523840 44640405 45110304 45497799 46769560 47616432 47892420 50089320 50122560 50553110 51085248 52615755 53568486 56123472 56387880 57470904 59520540 60663732 63138906 63488576 63856560 66646623 66785760 70154340 71424648 71838630 74831296 75183840 75829665 76627872 78632640 79360720 80142912 80884976 84185208 85142080 88862164 89280810 90220608 90995598 93539120 95232864 95784840 100178640 101106220 105231510 107136972 111077705 112246944 112775760 114941808 119041080 121327464 126277812 127447051 127713120 133293246 133571520 133921215 136493397 140308680 142849296 143677260 150367680 151659330 153255744 157847265 158721440 161769952 168370416 177724328 178561620 181991196 187078240 190465728 191569680 199939869 200357280 202212440 210463020 214273944 222155410 224493888 225551520 227488995 229883616 238082160 242654928 252555624 254894102 255426240 266586492 267842430 272986794 280617360 285698592 287354520 303318660 315694530 317442880 323539904 333233115 336740832 355448656 357123240 363982392 374156480 382341153 383139360 399879738 400714560 404424880 420926040 428547888 444310820 451103040 454977990 459767232 476164320 485309856 505111248 509788204 533172984 535684860 545973588 561234720 571397184 574709040 599819607 606637320 631389060 637235255 666466230 673481664 682466985 710897312 714246480 727964784 764682306 766278720 799759476 808849760 841852080 857095776 888621640 909955980 952328640 970619712 999699345 1010222496 1019576408 1066345968 1071369720 1091947176 1122469440 1147023459 1149418080 1199639214 1213274640 1262778120 1274470510 1332932460 1364933970 1421794624 1428492960 1455929568 1529364612 1599518952 1617699520 1683704160 1714191552 1777243280 1819911960 1911705765 1999398690 2020444992 2039152816 2132691936 2142739440 2183894352 2294046918 2298836160 2399278428 2421493969 2426549280 2525556240 2548941020 2665864920 2729867940 2856985920 2911859136 2999098035 3058729224 3199037904 3367408320 3441070377 3554486560 3639823920 3823411530 3998797380 4078305632 4265383872 4285478880 4367788704 4588093836 4798556856 4842987938 4853098560 5051112480 5097882040 5331729840 5459735880 5735117295 5998196070 6117458448 6398075808 6882140754 7108973120 7264481907 7279647840 7646823060 7997594760 8156611264 8570957760 8735577408 9176187672 9597113712 9685975876 10102224960 10195764080 10663459680 10919471760 11470234590 11996392140 12107469845 12234916896 12796151616 13764281508 14528963814 14559295680 15293646120 15995189520 17205351885 18352375344 19194227424 19371951752 20391528160 21326919360 21793445721 21838943520 22940469180 23992784280 24214939690 24469833792 27528563016 29057927628 30587292240 31990379040 34410703770 36322409535 36704750688 38388454848 38743903504 40783056320 43586891442 43677887040 45880938360 47985568560 48429879380 55057126032 58115855256 61174584480 63980758080 65380337163 68821407540 72644819070 73409501376 77487807008 87173782884 91761876720 95971137120 96859758760 108967228605 110114252064 116231710512 122349168960 130760674326 137642815080 145289638140 154975614016 174347565768 183523753440 191942274240 193719517520 217934457210 220228504128 232463421024 261521348652 275285630160 290579276280 326901685815 348695131536 367047506880 387439035040 435868914420 464926842048 523042697304 550571260320 581158552560 653803371630 697390263072 774878070080 871737828840 1046085394608 1101142520640 1162317105120 1307606743260 1394780526144 1743475657680 2092170789216 2324634210240 2615213486520 3486951315360 4184341578432 5230426973040 6973902630720 10460853946080 20921707892160
• Sum of all divisors σ(n): 78600360960000
• Sum of proper divisors (its aliquot sum) s(n): 57678653067840
• 20921707892160 is an abundant number, because the sum of its proper divisors (57678653067840) is greater than itself. Its abundance is 36756945175680

Bases of 20921707892160

• Binary: 100110000011100110110111101111000110111000000₂
• Hexadecimal: 0x130736F78DC0
• Base-36: 7EZASP2O0

Squares and roots of 20921707892160

• 20921707892160 squared (20921707892160²) is 437717861124870030189465600
• 20921707892160 cubed (20921707892160³) is 9157805229635588165869199903612829696000
• The square root of 20921707892160 is 4574025.3488759769
• The cube root of 20921707892160 is 27554.9130369757

Scales and comparisons

• 20,921,707,892,160 seconds is equal to 665,245 years, 30 weeks, 6 days, 21 hours, 36 minutes.
• To count from 1 to 20,921,707,892,160 would take you about one million, six hundred sixty-three thousand, one hundred thirteen 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 20921707892160 cubic inches would be around 2296.2 feet tall.

Recreational maths with 20921707892160

• 20921707892160 backwards is 06129870712902
• 20921707892160 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20921707892160's digits is 54
• More coming soon!