853243408521

Names of 853243408521

• Cardinal: 853243408521 can be written as Eight hundred fifty-three billion, two hundred forty-three million, four hundred eight thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 8.53243408521 × 10¹¹

Factors of 853243408521

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 690

Divisors of 853243408521

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 21 27 61 63 81 149 183 189 229 241 243 427 447 549 567 687 723 1043 1281 1341 1603 1647 1687 1701 2061 2169 3129 3843 4023 4809 4941 5061 6183 6507 9089 9387 11529 12069 13969 14427 14701 14823 15183 18549 19521 27267 28161 34121 34587 35909 36207 41907 43281 44103 45549 55189 55647 58563 63623 81801 84483 97783 102363 102907 103761 107727 125721 129843 132309 136647 165567 190869 238847 245403 251363 253449 293349 307089 308721 323181 377163 386323 389529 396927 409941 496701 572607 716541 736209 754089 880047 921267 926163 969543 1131489 1158969 1190781 1490103 1717821 2081381 2149623 2190449 2208627 2262267 2640141 2763801 2778489 2908629 3366529 3394467 3476907 3572343 4470309 5153463 6244143 6448869 6571347 6786801 7920423 8223161 8291403 8335467 8725887 10099587 10430721 13410927 14569667 15333143 15460389 18732429 19346607 19714041 20360403 23565703 23761269 24669483 25006401 30298761 31292163 43709001 45999429 56197287 57562127 58039821 59142123 61081209 70697109 74008449 90896283 93876489 131127003 137998287 168591861 172686381 177426369 212091327 222025347 272688849 393381009 413994861 501612821 505775583 518059143 532279107 636273981 666076041 818066547 1180143027 1241984583 1504838463 1554177429 1908821943 1998228123 3511289747 3540429081 3725953749 4514515389 4662532287 5726465829 10533869241 13543546167 13987596861 31601607723 40630638501 94804823169 121891915503 284414469507 853243408521
• Sum of all divisors σ(n): 1507361856000
• Sum of proper divisors (its aliquot sum) s(n): 654118447479
• 853243408521 is a deficient number, because the sum of its proper divisors (654118447479) is less than itself. Its deficiency is 199124961042

Bases of 853243408521

• Binary: 1100011010101001010001010011000010001001₂
• Hexadecimal: 0xC6A9453089
• Base-36: AVZ33FK9

Squares and roots of 853243408521

• 853243408521 squared (853243408521²) is 728024314184534095407441
• 853243408521 cubed (853243408521³) is 621181947320975280147784371106204761
• The square root of 853243408521 is 923711.7561885851
• The cube root of 853243408521 is 9484.7156200995

Scales and comparisons

• 853,243,408,521 seconds is equal to 27,130 years, 26 weeks, 9 hours, 55 minutes, 21 seconds.
• To count from 1 to 853,243,408,521 would take you about fifty-four thousand, two hundred sixty-one 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 853243408521 cubic inches would be around 790.4 feet tall.

Recreational maths with 853243408521

• 853243408521 backwards is 125804342358
• The number of decimal digits it has is: 12
• The sum of 853243408521's digits is 45
• More coming soon!