21357808720227

Names of 21357808720227

• Cardinal: 21357808720227 can be written as Twenty-one trillion, three hundred fifty-seven billion, eight hundred eight million, seven hundred twenty thousand, two hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1357808720227 × 10¹³

Factors of 21357808720227

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 775

Divisors of 21357808720227

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 7 9 21 27 61 63 67 81 167 183 189 201 229 241 427 469 501 549 567 603 687 723 1169 1281 1407 1503 1603 1647 1687 1809 2061 2169 3507 3843 4087 4221 4509 4809 4941 5061 5427 6183 6507 10187 10521 11189 11529 12261 12663 13527 13969 14427 14701 15183 15343 16147 18549 19521 28609 30561 31563 33567 34587 36783 37989 38243 40247 41907 43281 44103 45549 46029 48441 55189 71309 78323 85827 91683 94689 97783 100701 102907 107401 110349 113029 114729 120741 125721 129843 132309 136647 138087 145323 165567 213927 234969 257481 267701 275049 281729 293349 302103 308721 322203 331047 339087 344187 362223 377163 386323 396927 414261 435969 496701 641781 682529 704907 772443 803103 825147 845187 880047 906309 926163 935923 966609 984967 1017261 1032561 1086669 1131489 1158969 1190781 1242783 1307907 1490103 1925343 2047587 2114721 2317329 2332823 2409309 2455067 2535561 2562281 2640141 2696549 2778489 2807769 2899827 2954901 3051783 3097683 3260007 3366529 3476907 3697663 4470309 4777703 5776029 6142761 6344163 6551461 6894769 6998469 7227927 7365201 7606683 7686843 7920423 8089647 8335467 8423307 8699481 8864703 9155349 9216563 10099587 10430721 11092989 14333109 16329761 17185469 17935967 18428283 18875843 19654383 20684307 20995407 21683781 22095603 22820049 23060529 23565703 24268941 25269921 25883641 26594109 27649689 30298761 31292163 33278967 42999327 48989283 51556407 53807901 55284849 56627529 58963149 62052921 62986221 64515941 66286809 69181587 70697109 72806823 75809763 77650923 79782327 82949067 90896283 99836901 128997981 146967849 154669221 156299141 161423703 164489489 169882587 176889447 186158763 188958663 193547823 198860427 207544761 212091327 218420469 225557443 232952769 248847201 272688849 299510703 386993943 440903547 464007663 468897423 484271109 493468467 509647761 530668341 558476289 562210343 580643469 617509721 636273981 676672329 698858307 746541603 1094093987 1151426423 1322710641 1392022989 1406692269 1452813327 1480405401 1528943283 1578902101 1686631029 1741930407 1852529163 1908821943 2030016987 2096574921 3282281961 3454279269 3935472401 4220076807 4322568047 4441216203 4736706303 5059893087 5225791221 5557587489 6090050961 9846845883 10362837807 11806417203 12660230421 12967704141 13323648609 14210118909 15179679261 16672762467 18270152883 29540537649 31088513421 35419251609 37668092981 38903112423 42630356727 45539037783 50018287401 88621612947 93265540263 106257754827 113004278943 116709337269 127891070181 263676650867 318773264481 339012836829 350128011807 791029952601 1017038510487 2373089857803 3051115531461 7119269573409 21357808720227
• Sum of all divisors σ(n): 38161764157440
• Sum of proper divisors (its aliquot sum) s(n): 16803955437213
• 21357808720227 is a deficient number, because the sum of its proper divisors (16803955437213) is less than itself. Its deficiency is 4553853283014

Bases of 21357808720227

• Binary: 100110110110011000000100110100001100101100011₂
• Hexadecimal: 0x136CC09A1963
• Base-36: 7KJN3VB6R

Squares and roots of 21357808720227

• 21357808720227 squared (21357808720227²) is 456155993329804483558931529
• 21357808720227 cubed (21357808720227³) is 9742492452123107445335910061727010337083
• The square root of 21357808720227 is 4621450.9323617189
• The cube root of 21357808720227 is 27745.0533488187

Scales and comparisons

• 21,357,808,720,227 seconds is equal to 679,112 years, 13 weeks, 1 day, 4 hours, 30 minutes, 27 seconds.
• To count from 1 to 21,357,808,720,227 would take you about one million, six hundred ninety-seven thousand, seven hundred eighty 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 21357808720227 cubic inches would be around 2312.1 feet tall.

Recreational maths with 21357808720227

• 21357808720227 backwards is 72202780875312
• The number of decimal digits it has is: 14
• The sum of 21357808720227's digits is 54
• More coming soon!