21009441142575

Names of 21009441142575

• Cardinal: 21009441142575 can be written as Twenty-one trillion, nine billion, four hundred forty-one million, one hundred forty-two thousand, five hundred seventy-five.

Scientific notation

• Scientific notation: 2.1009441142575 × 10¹³

Factors of 21009441142575

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 85

Divisors of 21009441142575

• Number of divisors d(n): 648
• Complete list of divisors:
  1 3 5 9 15 17 25 27 29 31 45 51 75 81 85 87 93 135 145 153 155 225 243 255 261 279 289 405 425 435 459 465 493 527 675 725 729 765 775 783 837 841 867 899 1215 1275 1305 1377 1395 1445 1479 1581 2025 2175 2187 2295 2325 2349 2465 2511 2523 2601 2635 2697 3645 3825 3915 4131 4185 4205 4335 4437 4495 4743 4913 6075 6525 6561 6885 6975 7047 7225 7395 7533 7569 7803 7905 8091 8381 8959 10935 11475 11745 12325 12393 12555 12615 13005 13175 13311 13485 14229 14297 14739 15283 18225 19575 20655 20925 21025 21141 21675 22185 22475 22599 22707 23409 23715 24273 24565 25143 26071 26877 32805 34425 35235 36975 37179 37665 37845 39015 39525 39933 40455 41905 42687 42891 44217 44795 45849 54675 58725 61965 62775 63075 63423 65025 66555 67425 67797 68121 70227 71145 71485 72819 73695 75429 76415 78213 80631 103275 105705 110925 111537 112995 113535 117045 118575 119799 121365 122825 125715 128061 128673 130355 132651 134385 137547 142477 152303 164025 176175 185895 188325 189225 190269 195075 199665 202275 203391 204363 209525 210681 213435 214455 218457 221085 223975 226287 229245 234639 241893 243049 259811 309825 317115 332775 338985 340605 351135 355725 357425 359397 364095 368475 377145 382075 384183 386019 391065 397953 403155 412641 427431 443207 456909 528525 557685 564975 567675 585225 598995 606825 613089 628575 632043 640305 643365 651775 655371 663255 671925 678861 687735 703917 712385 725679 729147 761515 779433 929475 951345 998325 1016955 1021815 1053405 1067175 1072275 1078191 1092285 1105425 1131435 1146225 1152549 1158057 1173195 1193859 1209465 1215245 1237923 1282293 1299055 1329621 1370727 1585575 1694925 1703025 1755675 1796985 1820475 1839267 1885725 1896129 1920915 1930095 1955325 1966113 1989765 2015775 2036583 2063205 2111751 2137155 2177037 2187441 2216035 2284545 2338299 2788425 2994975 3065445 3160215 3201525 3216825 3234573 3276855 3316275 3394305 3438675 3457647 3474171 3519585 3561925 3581577 3628395 3645735 3713769 3807575 3846879 3897165 3988863 4112181 4131833 4416787 4756725 5084775 5109075 5267025 5390955 5461425 5517801 5657175 5762745 5790285 5865975 5898339 5969295 6047325 6076225 6109749 6189615 6335253 6411465 6495275 6531111 6562323 6648105 6853635 7014897 7534519 8984925 9196335 9480645 9604575 9650475 9830565 9948825 10182915 10316025 10422513 10558755 10685775 10744731 10885185 10937205 11080175 11141307 11422725 11540637 11691495 11966589 12336543 12395499 13250361 15327225 15801075 16172865 16384275 16971525 17288235 17370855 17597925 17907885 18141975 18228675 18329247 18568845 19005759 19234395 19485825 19593333 19686969 19944315 20560905 20659165 21044691 22083935 22603557 26954775 27589005 28813725 28951425 29491695 29846475 30548745 30948075 31267539 31676265 32057325 32234193 32655555 32811615 33240525 33423921 34268175 34621911 35074485 35899767 37009629 37186497 37672595 39751083 45981675 47403225 49152825 50914575 52112565 52793775 53723655 54425925 54686025 54987741 55706535 57017277 57703185 58457475 58779999 59060907 59832945 61682715 61977495 63134073 66251805 67810671 80864325 86441175 86854275 89539425 91646235 92844225 93802617 95028795 96171975 97966665 98434845 99721575 100271763 102804525 103295825 103865733 105223455 107699301 110419675 111028887 111559491 113017785 119253249 128086823 137945025 147458475 152743725 156337695 158381325 161170965 163277775 164058075 167119605 171051831 173109555 175372425 177182721 179498835 185048145 185932485 188362975 189402219 198755415 203432013 260562825 268618275 274938705 278532675 285086385 288515925 293899995 295304535 299164725 308413575 309887475 311597199 315670365 323097903 331259025 333086661 334678473 339053355 357759747 384260469 458231175 469013085 475143975 489833325 492174225 501358815 519328665 526117275 531548163 538496505 555144435 557797455 565088925 568206657 596266245 610296039 640434115 781688475 805854825 835598025 855259155 865547775 885913605 897494175 925240725 929662425 934791597 947011095 969293709 993777075 999259983 1004035419 1017160065 1073279241 1152781407 1374693525 1425431925 1469499975 1476522675 1557985995 1578351825 1594644489 1615489515 1665433305 1673392365 1695266775 1704619971 1788798735 1830888117 1921302345 2345065425 2506794075 2596643325 2657740815 2692482525 2775722175 2788987275 2841033285 2907881127 2981331225 3012106257 3051480195 3202170575 3219837723 3458344221 4276295775 4429568025 4673957985 4735055475 4846468545 4996299915 5020177095 5085800325 5366396205 5492664351 5763907035 7789929975 7973222445 8077447575 8327166525 8366961825 8523099855 8943993675 9036318771 9154440585 9606511725 9659513169 10375032663 13288704075 14205166425 14539405635 15060531285 15257400975 16099188615 16477993053 17291721105 23369789925 24232342725 24981499575 25100885475 26831981025 27108956313 27463321755 28819535175 28978539507 31125097989 39866112225 42615499275 45181593855 45772202925 48297565845 49433979159 51875163315 72697028175 75302656425 80495943075 82389965265 86458605525 93375293967 135544781565 137316608775 144892697535 155625489945 225907969275 241487829225 247169895795 259375816575 280125881901 411949826325 466876469835 677723907825 724463487675 778127449725 840377645703 1235849478975 1400629409505 2334382349175 4201888228515 7003147047525 21009441142575
• Sum of all divisors σ(n): 44385341120640
• Sum of proper divisors (its aliquot sum) s(n): 23375899978065
• 21009441142575 is an abundant number, because the sum of its proper divisors (23375899978065) is greater than itself. Its abundance is 2366458835490

Bases of 21009441142575

• Binary: 100110001101110100100010001101011011100101111₂
• Hexadecimal: 0x131BA446B72F
• Base-36: 7G3LQT3XR

Squares and roots of 21009441142575

• 21009441142575 squared (21009441142575²) is 441396617123323121477630625
• 21009441142575 cubed (21009441142575³) is 9273496247984169530977907480403811359375
• The square root of 21009441142575 is 4583605.6923098217
• The cube root of 21009441142575 is 27593.3756517523

Scales and comparisons

• 21,009,441,142,575 seconds is equal to 668,035 years, 12 weeks, 4 days, 56 minutes, 15 seconds.
• To count from 1 to 21,009,441,142,575 would take you about one million, six hundred seventy thousand and eighty-eight 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 21009441142575 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21009441142575

• 21009441142575 backwards is 57524114490012
• 21009441142575 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21009441142575's digits is 45
• More coming soon!