21009141508572

Names of 21009141508572

• Cardinal: 21009141508572 can be written as Twenty-one trillion, nine billion, one hundred forty-one million, five hundred eight thousand, five hundred seventy-two.

Scientific notation

• Scientific notation: 2.1009141508572 × 10¹³

Factors of 21009141508572

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10064

Divisors of 21009141508572

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 29 31 36 42 58 62 63 84 87 93 116 124 126 174 186 203 217 252 261 279 331 348 372 406 434 522 558 609 651 662 812 841 868 899 993 1044 1116 1218 1302 1324 1682 1798 1827 1953 1986 2317 2436 2523 2604 2697 2979 3364 3596 3654 3906 3972 4634 5046 5394 5887 5958 6293 6951 7308 7569 7812 8091 9268 9599 9661 10092 10261 10788 11774 11916 12586 13902 15138 16182 17661 18879 19198 19322 20522 20853 23548 25172 26071 27804 28797 28983 30276 30783 32364 35322 37758 38396 38644 41044 41706 52142 52983 56637 57594 57966 61566 67193 67627 70644 71827 75516 78213 83412 86391 86949 92349 104284 105966 113274 115188 115932 123132 134386 135254 143654 156426 172782 173898 182497 184698 201579 202881 211932 215481 226548 234639 268772 270508 278371 280169 287308 297569 299491 312852 345564 347796 364994 369396 403158 405762 430962 469278 547491 556742 560338 595138 598982 604737 608643 646443 729988 806316 811524 835113 840507 861924 892707 898473 938556 1094982 1113484 1120676 1190276 1197964 1209474 1217286 1292886 1642473 1670226 1681014 1785414 1796946 1948597 1961183 2082983 2096437 2189964 2418948 2434572 2505339 2521521 2585772 2678121 2695419 3197791 3284946 3340452 3362028 3570828 3593892 3897194 3922366 4165966 4192874 5010678 5043042 5356242 5390838 5845791 5883549 6248949 6289311 6395582 6569892 7794388 7844732 8124901 8331932 8385748 8629501 8685239 9593373 10021356 10086084 10712484 10781676 11691582 11767098 12497898 12578622 12791164 16249802 17259002 17370478 17537373 17650647 18746847 18867933 19186746 22384537 23383164 23534196 24374703 24995796 25157244 25888503 26055717 28780119 32499604 34518004 34740956 35074746 35301294 37493694 37735866 38373492 44769074 48749406 51777006 52111434 56874307 57560238 60406507 60796673 67153611 70149492 70602588 73124109 74987388 75471732 77665509 78167151 89538148 92735939 97498812 99131521 103554012 104222868 113748614 115120476 120813014 121593346 134307222 146248218 155331018 156334302 170622921 181219521 182390019 185471878 198263042 201460833 227497228 241626028 243186692 251871931 268614444 278207817 292496436 297394563 310662036 312668604 341245842 362439042 364780038 370943756 396526084 402921666 503743862 511868763 543658563 547170057 556415634 594789126 649151573 682491684 693920647 724878084 729560076 755615793 805843332 834623451 892183689 1007487724 1023737526 1087317126 1094340114 1112831268 1189578252 1298303146 1387841294 1511231586 1669246902 1763103517 1784367378 1947454719 2047475052 2081761941 2174634252 2188680228 2266847379 2596606292 2689342231 2775682588 2874814109 3022463172 3338493804 3526207034 3568734756 3894909438 4163523882 4533694758 5289310551 5378684462 5749628218 5842364157 6245285823 7052414068 7789818876 8068026693 8327047764 8624442327 9067389516 10578621102 10757368924 11499256436 11684728314 12490571646 15867931653 16136053386 17248884654 18825395617 20123698763 21157242204 23369456628 24204080079 24981143292 25873326981 31735863306 32272106772 34497769308 37650791234 40247397526 48408160158 51746653962 56476186851 60371096289 63471726612 75301582468 80494795052 83369609161 96816320316 103493307924 112952373702 120742192578 166739218322 169428560553 181113288867 225904747404 241484385156 250108827483 333478436644 338857121106 362226577734 500217654966 583587264127 677714242212 724453155468 750326482449 1000435309932 1167174528254 1500652964898 1750761792381 2334349056508 3001305929796 3501523584762 5252285377143 7003047169524 10504570754286 21009141508572
• Sum of all divisors σ(n): 65088554911744
• Sum of proper divisors (its aliquot sum) s(n): 44079413403172
• 21009141508572 is an abundant number, because the sum of its proper divisors (44079413403172) is greater than itself. Its abundance is 23070271894600

Bases of 21009141508572

• Binary: 100110001101110010010011010101010100111011100₂
• Hexadecimal: 0x131B926AA9DC
• Base-36: 7G3GSEWV0

Squares and roots of 21009141508572

• 21009141508572 squared (21009141508572²) is 441384026927202971949479184
• 21009141508572 cubed (21009141508572³) is 9273099481336961315727122903511471565248
• The square root of 21009141508572 is 4583573.0067897905
• The cube root of 21009141508572 is 27593.2444733797

Scales and comparisons

• 21,009,141,508,572 seconds is equal to 668,025 years, 37 weeks, 1 day, 1 hour, 16 minutes, 12 seconds.
• To count from 1 to 21,009,141,508,572 would take you about one million, six hundred seventy thousand and sixty-four 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 21009141508572 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21009141508572

• 21009141508572 backwards is 27580514190012
• The number of decimal digits it has is: 14
• The sum of 21009141508572's digits is 45
• More coming soon!