990969821919

Names of 990969821919

• Cardinal: 990969821919 can be written as Nine hundred ninety billion, nine hundred sixty-nine million, eight hundred twenty-one thousand, nine hundred nineteen.

Scientific notation

• Scientific notation: 9.90969821919 × 10¹¹

Factors of 990969821919

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 792

Divisors of 990969821919

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 11 21 27 31 33 63 67 77 93 99 121 189 201 217 231 279 297 341 363 469 603 651 673 693 737 837 847 961 1023 1089 1407 1809 1953 2019 2077 2079 2211 2387 2541 2883 3069 3267 3751 4221 4711 5159 5859 6057 6231 6633 6727 7161 7403 7623 8107 8649 9207 10571 11253 12663 14133 14539 15477 18171 18693 19899 20181 20863 21483 22209 22847 22869 24321 25947 26257 31713 33759 42399 43617 45091 46431 51821 56079 56749 60543 62589 64387 64449 66627 68541 72963 73997 78771 81433 95139 101277 116281 127197 130851 135273 139293 146041 155463 159929 170247 181629 187767 193161 199881 205623 218889 221991 229493 236313 244299 251317 285417 315637 348843 392553 405819 438123 450709 466389 479787 496001 510741 563301 570031 579483 616869 646753 665973 688479 708257 708939 732897 753951 813967 946911 1046529 1217457 1314369 1352127 1397821 1399167 1439361 1488003 1532223 1606451 1710093 1738449 1759219 1940259 1997919 2065437 2124771 2198691 2261853 2441901 2524423 2840733 3139587 3472007 3943107 4056381 4193463 4318083 4464009 4527271 4819353 4957799 5130279 5277657 5456011 5820777 6196311 6374313 6785559 7114283 7325703 7573269 7790827 8522199 9784747 10416021 12169143 12580389 13392027 13581813 14458059 14873397 15376031 15390837 15832971 16368033 17462331 17670961 19122939 21342849 21977109 22719807 23372481 29354241 31248063 37741167 38192077 40745439 43332451 43374177 44620191 46128093 47498913 49104099 49799981 53012883 54535789 64028547 68159421 70117443 78257113 88062723 93744189 107632217 114576231 122236317 129997353 133860573 138384279 147312297 149399943 159038649 163607367 169136341 192085641 210352329 234771339 264188169 303327157 322896651 343728693 389992059 415152837 448199829 476656961 477115947 490822101 507409023 547799791 704314017 909981471 968689953 1031186079 1169976177 1183954387 1344599487 1429970883 1472466303 1522227069 1643399373 2112942051 2729944413 2906069859 3336598727 3551863161 4289912649 4566681207 4930198119 5243226571 8189833239 10009796181 10655589483 12869737947 14790594357 15729679713 30029388543 31966768449 36702585997 47189039139 90088165629 110107757991 141567117417 330323273973 990969821919
• Sum of all divisors σ(n): 1936955650560
• Sum of proper divisors (its aliquot sum) s(n): 945985828641
• 990969821919 is a deficient number, because the sum of its proper divisors (945985828641) is less than itself. Its deficiency is 44983993278

Bases of 990969821919

• Binary: 1110011010111010011001110111101011011111₂
• Hexadecimal: 0xE6BA677ADF
• Base-36: CN8TUG9R

Squares and roots of 990969821919

• 990969821919 squared (990969821919²) is 982021187954174572842561
• 990969821919 cubed (990969821919³) is 973153361747633204382430567793894559
• The square root of 990969821919 is 995474.6716612131
• The cube root of 990969821919 is 9969.8083445265

Scales and comparisons

• 990,969,821,919 seconds is equal to 31,509 years, 40 weeks, 2 days, 2 hours, 58 minutes, 39 seconds.
• To count from 1 to 990,969,821,919 would take you about sixty-three thousand and nineteen 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 990969821919 cubic inches would be around 830.8 feet tall.

Recreational maths with 990969821919

• 990969821919 backwards is 919128969099
• The number of decimal digits it has is: 12
• The sum of 990969821919's digits is 72
• More coming soon!