21352887235240

Names of 21352887235240

• Cardinal: 21352887235240 can be written as Twenty-one trillion, three hundred fifty-two billion, eight hundred eighty-seven million, two hundred thirty-five thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.135288723524 × 10¹³

Factors of 21352887235240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2470

Divisors of 21352887235240

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 31 40 44 55 62 88 110 121 124 151 155 220 242 248 302 310 341 440 484 547 604 605 620 682 755 968 1094 1208 1210 1240 1364 1510 1661 1705 1723 2188 2420 2728 2735 3020 3322 3410 3446 3751 4376 4681 4840 5470 6017 6040 6644 6820 6892 7502 8305 8615 9362 10940 12034 13288 13640 13784 15004 16610 16957 17230 18271 18724 18755 18953 21880 23405 24068 30008 30085 33220 33914 34460 36542 37448 37510 37906 46810 48136 51491 53413 60170 66187 66440 67828 68920 73084 75020 75812 82597 84785 91355 93620 94765 102982 106826 120340 132374 135656 146168 150040 151624 165194 169570 182710 186527 187240 189530 205964 208483 213652 240680 257455 260173 264748 267065 330388 330935 339140 365420 373054 379060 411928 412985 416966 427304 514910 520346 529496 534130 566401 587543 660776 661870 678280 730840 746108 758120 825970 833932 908567 932635 942481 1029820 1040692 1042415 1068260 1132802 1175086 1300865 1323740 1492216 1651940 1667864 1817134 1865270 1884962 2051797 2059640 2081384 2084830 2136520 2265604 2350172 2560507 2601730 2647480 2832005 2861903 2937715 3303880 3634268 3730540 3769924 4103594 4169660 4531208 4542835 4700344 4712405 5121014 5203460 5664010 5723806 5875430 6462973 7268536 7461080 7539848 8065363 8207188 8339320 9085670 9424810 9994237 10242028 10258985 10367291 10406920 11328020 11447612 11750860 12802535 12925946 14309515 16130726 16414376 18171340 18849620 19988474 20484056 20517970 20734582 22656040 22895224 23501720 25605070 25851892 28165577 28619030 29216911 31480933 32261452 32314865 36342680 37699240 39976948 40326815 41035940 41469164 49971185 51210140 51703784 51836455 56331154 57238060 58433822 62961866 64522904 64629730 79953896 80653630 82071880 82938328 88718993 99942370 102420280 103672910 112662308 114040201 114476120 116867644 125923732 129259460 140827885 142314631 146084555 157404665 161307260 177437986 199884740 207345820 225324616 228080402 233735288 251847464 258518920 281655770 284629262 292169110 309821347 314809330 321386021 322614520 354875972 399769480 414691640 443594965 456160804 563311540 569258524 570201005 584338220 619642694 629618660 642772042 709751944 711573155 887189930 912321608 975908923 1126623080 1138517048 1140402010 1168676440 1239285388 1259237320 1285544084 1423146310 1549106735 1565460941 1606930105 1774379860 1951817846 2280804020 2478570776 2571088168 2846292620 3098213470 3130921882 3213860210 3535246231 3548759720 3903635692 4411753561 4561608040 4879544615 5692585240 6196426940 6261843764 6427720420 7070492462 7807271384 7827304705 8823507122 9759089230 12392853880 12523687528 12855440840 14140984924 15654609410 17220070351 17647014244 17676231155 19518178460 22058767805 28281969848 31309218820 34440140702 35294028488 35352462310 39036356920 44117535610 48529289171 62618437640 68880281404 70704924620 86100351755 88235071220 97058578342 137760562808 141409849240 172200703510 176470142440 194117156684 242646445855 344401407020 388234313368 485292891710 533822180881 688802814040 970585783420 1067644361762 1941171566840 2135288723524 2669110904405 4270577447048 5338221808810 10676443617620 21352887235240
• Sum of all divisors σ(n): 55005426524160
• Sum of proper divisors (its aliquot sum) s(n): 33652539288920
• 21352887235240 is an abundant number, because the sum of its proper divisors (33652539288920) is greater than itself. Its abundance is 12299652053680

Bases of 21352887235240

• Binary: 100110110101110011011010000100011001010101000₂
• Hexadecimal: 0x136B9B4232A8
• Base-36: 7KHDPQT2G

Squares and roots of 21352887235240

• 21352887235240 squared (21352887235240²) is 455945793280875331097857600
• 21352887235240 cubed (21352887235240³) is 9735759109308578617413252162351221824000
• The square root of 21352887235240 is 4620918.4406609039
• The cube root of 21352887235240 is 27742.9220853415

Scales and comparisons

• 21,352,887,235,240 seconds is equal to 678,955 years, 39 weeks, 5 days, 13 hours, 20 minutes, 40 seconds.
• To count from 1 to 21,352,887,235,240 would take you about one million, six hundred ninety-seven thousand, three 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 21352887235240 cubic inches would be around 2311.9 feet tall.

Recreational maths with 21352887235240

• 21352887235240 backwards is 04253278825312
• The number of decimal digits it has is: 14
• The sum of 21352887235240's digits is 52
• More coming soon!