21323823132521

Names of 21323823132521

• Cardinal: 21323823132521 can be written as Twenty-one trillion, three hundred twenty-three billion, eight hundred twenty-three million, one hundred thirty-two thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 2.1323823132521 × 10¹³

Factors of 21323823132521

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10561

Divisors of 21323823132521

• Number of divisors d(n): 192
• Complete list of divisors:
  1 7 13 19 29 43 49 91 133 137 203 247 301 377 551 559 637 817 931 959 1247 1421 1729 1781 2107 2603 2639 3857 3913 3973 5719 5891 6713 7163 8729 10313 10621 12103 12467 16211 18221 18473 23693 26999 27391 27811 33839 40033 41237 50141 51649 61103 72191 74347 75487 76583 87269 111929 113477 127547 134069 165851 170839 194677 195947 236873 288659 299077 308009 350987 361543 443459 505337 520429 528409 536081 783503 794339 938483 981331 1160957 1195873 1371629 1412881 1455077 1658111 2093539 2156063 2220907 2530801 2547311 3104213 3245941 3698863 3752567 3888001 5484521 5682463 5764967 6569381 6869317 8371111 8425721 9601403 9890167 10185539 12860311 14654773 15092441 15546349 17831177 18367453 21729491 22721587 26844739 27216007 39777241 40354769 40973549 42197233 48085219 58980047 60753883 69231169 71298773 73872019 90022177 108824443 109534373 124818239 128572171 159051109 167184043 187913173 190512049 244345909 278440687 282483383 286814843 295380631 348981607 412860329 425277181 517104133 532656137 630155239 766740611 778497431 789800479 900005197 1154323777 1170288301 1315392211 1710421363 1761862607 2007703901 2067664417 2442871249 2976940267 3176496817 3619728931 3728592959 5367184277 5449482017 5528603353 8080266439 8192018107 10120466603 11972949541 12333038249 15006209101 17100098743 22235477719 22904213891 26100150713 33475389533 38146374119 38700223471 56561865073 70843266221 86331267743 105043463707 155648344033 160329497237 234327726731 435180063929 495902863547 735304245949 1122306480659 1640294087117 3046260447503 21323823132521
• Sum of all divisors σ(n): 29985619910400
• Sum of proper divisors (its aliquot sum) s(n): 8661796777879
• 21323823132521 is a deficient number, because the sum of its proper divisors (8661796777879) is less than itself. Its deficiency is 12662026354642

Bases of 21323823132521

• Binary: 100110110010011010110111001110010111101101001₂
• Hexadecimal: 0x1364D6E72F69
• Base-36: 7K411Q7VT

Squares and roots of 21323823132521

• 21323823132521 squared (21323823132521²) is 454705432987037713127815441
• 21323823132521 cubed (21323823132521³) is 9696058230411972173937537621962173056761
• The square root of 21323823132521 is 4617772.5293176795
• The cube root of 21323823132521 is 27730.3291083717

Scales and comparisons

• 21,323,823,132,521 seconds is equal to 678,031 years, 32 weeks, 11 hours, 28 minutes, 41 seconds.
• To count from 1 to 21,323,823,132,521 would take you about one million, six hundred ninety-five thousand and seventy-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 21323823132521 cubic inches would be around 2310.9 feet tall.

Recreational maths with 21323823132521

• 21323823132521 backwards is 12523132832312
• The number of decimal digits it has is: 14
• The sum of 21323823132521's digits is 38
• More coming soon!