21374438085
21,374,438,085 is an odd composite number composed of six prime numbers multiplied together.
21374438085 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21374438085:
33 × 5 × 7 × 11 × 132 × 233
(3 × 3 × 3 × 5 × 7 × 11 × 13 × 13 × 23 × 23 × 23)See below for interesting mathematical facts about the number 21374438085 from the Numbermatics database.
Names of 21374438085
- Cardinal: 21374438085 can be written as Twenty-one billion, three hundred seventy-four million, four hundred thirty-eight thousand and eighty-five.
Scientific notation
- Scientific notation: 2.1374438085 × 1010
Factors of 21374438085
Divisors of 21374438085
- Number of divisors d(n): 384
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Complete list of divisors:
1 3 5 7 9 11 13 15 21 23 27 33 35 39 45 55 63 65 69 77 91 99 105 115 117 135 143 161 165 169 189 195 207 231 253 273 297 299 315 345 351 385 429 455 483 495 507 529 585 621 693 715 759 805 819 845 897 945 1001 1035 1155 1183 1265 1287 1365 1449 1485 1495 1521 1587 1755 1771 1859 2079 2093 2145 2277 2415 2457 2535 2645 2691 3003 3105 3289 3465 3549 3703 3795 3861 3887 4095 4347 4485 4563 4761 5005 5313 5577 5819 5915 6279 6435 6831 6877 7245 7605 7935 8073 8855 9009 9295 9867 10395 10465 10647 11109 11385 11661 12167 12285 13013 13455 14283 15015 15939 16445 16731 17457 17745 18515 18837 19305 19435 20631 21735 22815 23023 23805 26565 27027 27209 27885 29095 29601 31395 31941 33327 34155 34385 34983 36501 39039 40365 40733 42757 45045 47817 48139 49335 50193 52371 53235 55545 56511 58305 60835 61893 65065 69069 71415 75647 79695 81627 83655 85169 87285 88803 89401 94185 99981 103155 104949 109503 115115 117117 122199 128271 133837 135135 136045 144417 148005 157113 158171 159705 166635 174915 182505 185679 195195 203665 207207 213785 226941 239085 240695 244881 250965 255507 261855 268203 282555 299299 309465 328509 345345 351351 366597 378235 384813 401511 408135 425845 433251 444015 447005 474513 499905 524745 529529 547515 585585 610995 621621 625807 641355 669185 680823 722085 734643 766521 785565 790855 804609 897897 928395 936859 983411 1036035 1099791 1107197 1134705 1154439 1204533 1224405 1277535 1299753 1341015 1423539 1496495 1588587 1642545 1739881 1756755 1832985 1877421 1924065 2007555 2042469 2056223 2166255 2299563 2372565 2413827 2647645 2693691 2810577 2950233 3108105 3129035 3321591 3404115 3613599 3673215 3832605 4023045 4270617 4489485 4684295 4765761 4917055 5219643 5498955 5535985 5632263 5772195 6022665 6168669 6498765 6883877 7117695 7942935 8081073 8431731 8699405 8850699 9387105 9964773 10212345 10281115 11497815 12069135 12179167 13468455 14052885 14297283 14393561 14751165 15658929 16607955 16896789 18067995 18506007 20651631 21353085 22618453 23828805 25295193 26098215 26552097 28161315 29894319 30843345 34419385 36537501 40405365 42158655 43180683 44253495 46976787 49823865 55518021 60895835 61954893 67855359 71486415 71967805 78294645 84483945 92530035 103258155 109612503 113092265 126475965 129542049 132760485 149471595 158329171 182687505 185864679 203566077 215903415 234883935 277590105 309774465 328837509 339276795 388626147 474987513 548062515 610698231 647710245 791645855 929323395 1017830385 1424962539 1644187545 1943130735 2374937565 3053491155 4274887617 7124812695 21374438085
- Sum of all divisors σ(n): 53631590400
- Sum of proper divisors (its aliquot sum) s(n): 32257152315
- 21374438085 is an abundant number, because the sum of its proper divisors (32257152315) is greater than itself. Its abundance is 10882714230
Bases of 21374438085
- Binary: 100111110100000010000001010110001012
- Hexadecimal: 0x4FA040AC5
- Base-36: 9THSDZ9
Squares and roots of 21374438085
- 21374438085 squared (213744380852) is 456866603449498467225
- 21374438085 cubed (213744380853) is 9765266928535552412003164264125
-
The
square root of 21374438085 is 146199.9934507523 -
The
cube root of 21374438085 is 2775.2252322665
Scales and comparisons
How big is 21374438085?- 21,374,438,085 seconds is equal to 679 years, 33 weeks, 2 days, 7 hours, 54 minutes, 45 seconds.
-
To count from 1 to 21,374,438,085 would take you about one thousand, three hundred fifty-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 21374438085 cubic inches would be around 231.3 feet tall.
Recreational maths with 21374438085
- 21374438085 backwards is 58083447312
- 21374438085 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21374438085's digits is 45
- More coming soon!
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