21042233772
21,042,233,772 is an even composite number composed of seven prime numbers multiplied together.
21042233772 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21042233772:
22 × 3 × 7 × 19 × 292 × 61 × 257
(2 × 2 × 3 × 7 × 19 × 29 × 29 × 61 × 257)See below for interesting mathematical facts about the number 21042233772 from the Numbermatics database.
Names of 21042233772
- Cardinal: 21042233772 can be written as Twenty-one billion, forty-two million, two hundred thirty-three thousand, seven hundred seventy-two.
Scientific notation
- Scientific notation: 2.1042233772 × 1010
Factors of 21042233772
Divisors of 21042233772
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 12 14 19 21 28 29 38 42 57 58 61 76 84 87 114 116 122 133 174 183 203 228 244 257 266 348 366 399 406 427 514 532 551 609 732 771 798 812 841 854 1028 1102 1159 1218 1281 1542 1596 1653 1682 1708 1769 1799 2204 2318 2436 2523 2562 3084 3306 3364 3477 3538 3598 3857 4636 4883 5046 5124 5307 5397 5887 6612 6954 7076 7196 7453 7714 8113 9766 10092 10614 10794 11571 11774 12383 13908 14649 14906 15428 15677 15979 16226 17661 19532 21228 21588 22359 23142 23548 24339 24766 29298 29812 31354 31958 32452 33611 34181 35322 37149 44718 46284 47031 47937 48678 49532 51301 52171 58596 62708 63916 67222 68362 70644 74298 89436 94062 95874 97356 100833 102543 102602 104342 109739 111853 134444 136724 141607 148596 153903 156513 188124 191748 201666 205086 205204 208684 216137 219478 223706 235277 283214 297863 307806 313026 329217 335559 359107 403332 410172 424821 432274 438956 447412 454633 470554 566428 595726 615612 626052 648411 658434 671118 705831 718214 849642 864548 893589 909266 941108 974719 991249 1077321 1191452 1296822 1316868 1342236 1363899 1411662 1436428 1512959 1699284 1787178 1818532 1949438 1982498 2085041 2154642 2593644 2727798 2823324 2924157 2973747 3025918 3182431 3574356 3898876 3964996 4106603 4170082 4309284 4538877 5455596 5848314 5947494 6051836 6255123 6364862 6823033 8213206 8340164 8638027 9077754 9547293 11696628 11894988 12319809 12510246 12729724 13184357 13646066 16426412 17276054 18155508 19094586 20469099 24639618 25020492 25914081 26368714 27292132 28746221 34552108 38189172 39553071 40938198 49279236 51828162 52737428 57492442 60466189 79106142 81876396 86238663 92290499 103656324 114984884 120932378 158212284 172477326 181398567 184580998 241864756 250502783 276871497 344954652 362797134 369161996 501005566 553742994 725594268 751508349 1002011132 1107485988 1503016698 1753519481 3006033396 3507038962 5260558443 7014077924 10521116886 21042233772
- Sum of all divisors σ(n): 62417671680
- Sum of proper divisors (its aliquot sum) s(n): 41375437908
- 21042233772 is an abundant number, because the sum of its proper divisors (41375437908) is greater than itself. Its abundance is 20333204136
Bases of 21042233772
- Binary: 100111001100011011100000001101011002
- Hexadecimal: 0x4E63701AC
- Base-36: 9O003HO
Squares and roots of 21042233772
- 21042233772 squared (210422337722) is 442775602115497347984
- 21042233772 cubed (210422337723) is 9316987728252352940325360915648
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The
square root of 21042233772 is 145059.4146272485 -
The
cube root of 21042233772 is 2760.7724581203
Scales and comparisons
How big is 21042233772?- 21,042,233,772 seconds is equal to 669 years, 4 weeks, 8 hours, 56 minutes, 12 seconds.
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To count from 1 to 21,042,233,772 would take you about one thousand, three hundred thirty-eight 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 21042233772 cubic inches would be around 230.1 feet tall.
Recreational maths with 21042233772
- 21042233772 backwards is 27733224012
- The number of decimal digits it has is: 11
- The sum of 21042233772's digits is 33
- More coming soon!
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