21050021520
21,050,021,520 is an even composite number composed of seven prime numbers multiplied together.
21050021520 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred twenty divisors.
Prime factorization of 21050021520:
24 × 32 × 5 × 112 × 17 × 61 × 233
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 11 × 17 × 61 × 233)See below for interesting mathematical facts about the number 21050021520 from the Numbermatics database.
Names of 21050021520
- Cardinal: 21050021520 can be written as Twenty-one billion, fifty million, twenty-one thousand, five hundred twenty.
Scientific notation
- Scientific notation: 2.105002152 × 1010
Factors of 21050021520
Divisors of 21050021520
- Number of divisors d(n): 720
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 24 30 33 34 36 40 44 45 48 51 55 60 61 66 68 72 80 85 88 90 99 102 110 120 121 122 132 136 144 153 165 170 176 180 183 187 198 204 220 233 240 242 244 255 264 272 305 306 330 340 360 363 366 374 396 408 440 466 484 488 495 510 528 549 561 605 610 612 660 671 680 699 720 726 732 748 765 792 816 880 915 932 935 968 976 990 1020 1037 1089 1098 1122 1165 1210 1220 1224 1320 1342 1360 1398 1452 1464 1496 1530 1584 1683 1815 1830 1864 1870 1936 1980 2013 2040 2057 2074 2097 2178 2196 2244 2330 2420 2440 2448 2563 2640 2684 2745 2796 2805 2904 2928 2992 3060 3111 3355 3366 3495 3630 3660 3728 3740 3960 3961 4026 4080 4114 4148 4194 4356 4392 4488 4660 4840 4880 5126 5185 5368 5445 5490 5592 5610 5808 6039 6120 6171 6222 6710 6732 6990 7260 7320 7381 7480 7689 7920 7922 8052 8228 8296 8388 8415 8712 8784 8976 9320 9333 9680 10065 10252 10285 10370 10485 10736 10890 10980 11184 11220 11407 11883 12078 12240 12342 12444 12815 13420 13464 13980 14213 14520 14640 14762 14960 15378 15555 15844 16104 16456 16592 16776 16830 17424 18513 18640 18666 19805 20130 20504 20570 20740 20970 21780 21960 22143 22440 22814 23067 23766 24156 24684 24888 25630 26840 26928 27960 28193 28426 29040 29524 30195 30756 30855 31110 31688 32208 32912 33552 33660 34221 35649 36905 37026 37332 38445 39610 40260 41008 41140 41480 41940 42639 43560 43571 43920 44286 44880 45628 46134 46665 47532 48312 49368 49776 51260 53680 55920 56386 56852 57035 59048 59415 60390 61512 61710 62220 63376 66429 67320 68442 71065 71298 73810 74052 74664 76890 79220 80520 82280 82960 83880 84579 85278 87120 87142 88572 91256 92268 92565 93330 95064 96624 98736 102520 102663 110715 112772 113704 114070 115335 118096 118830 120780 123024 123420 124440 125477 127917 130713 132858 134640 136884 140965 142130 142596 147620 148104 149328 153780 156343 158440 161040 164560 167760 169158 170556 171105 174284 177144 178245 182512 184536 185130 186660 190128 205040 205326 213195 217855 221430 225544 227408 228140 230670 237660 241560 241621 246840 248880 250954 253737 255834 261426 265716 273768 281930 284260 285192 295240 296208 307560 312686 316880 332145 338316 341112 342210 348568 354288 356490 369072 370260 373320 376431 392139 410652 422895 426390 435710 442860 451088 456280 461340 469029 475320 479281 483120 483242 493680 501908 507474 511668 513315 522852 531432 547536 563860 568520 570384 590480 615120 625372 627385 639585 653565 664290 676632 682224 684420 697136 712980 724863 740520 746640 752862 781715 784278 821304 845790 852780 871420 885720 912560 922680 938058 950640 958562 966484 1003816 1014948 1023336 1026630 1045704 1062864 1127720 1129293 1137040 1208105 1250744 1254770 1268685 1279170 1307130 1328580 1353264 1368840 1407087 1425960 1437843 1449726 1481040 1505724 1563430 1568556 1642608 1691580 1705560 1719773 1742840 1771440 1845360 1876116 1882155 1917124 1932968 1960695 2007632 2029896 2046672 2053260 2091408 2174589 2255440 2258586 2345145 2396405 2416210 2501488 2509540 2537370 2558340 2614260 2657160 2657831 2737680 2814174 2851920 2875686 2899452 3011448 3126860 3137112 3383160 3411120 3439546 3485680 3624315 3752232 3764310 3834248 3865936 3921390 4059792 4106520 4313529 4349178 4517172 4690290 4792810 4832420 5019080 5074740 5116680 5159319 5228520 5314320 5315662 5628348 5646465 5751372 5798904 6022896 6253720 6274224 6766320 6879092 7035435 7189215 7248630 7504464 7528620 7668496 7842780 7973493 8213040 8598865 8627058 8698356 9034344 9380580 9585620 9664840 10038160 10149480 10233360 10318638 10457040 10631324 10872945 11256696 11292930 11502744 11597808 12507440 13289155 13758184 14070870 14378430 14497260 15057240 15477957 15685560 15946986 17197730 17254116 17396712 18068688 18761160 19171240 19329680 20298960 20637276 21262648 21567645 21745890 22513392 22585860 23005488 23920479 25796595 26578310 27516368 28141740 28756860 28994520 29236141 30114480 30955914 31371120 31893972 34395460 34508232 34793424 37522320 38342480 39867465 41274552 42525296 43135290 43491780 45171720 47840958 51593190 53156620 56283480 57513720 57989040 58472282 61911828 63787944 68790920 69016464 77389785 79734930 82549104 86270580 86983560 87708423 90343440 95681916 103186380 106313240 112566960 115027440 116944564 119602395 123823656 127575888 137581840 146180705 154779570 159469860 172541160 173967120 175416846 191363832 206372760 212626480 233889128 239204790 247647312 263125269 292361410 309559140 318939720 345082320 350833692 382727664 412745520 438542115 467778256 478409580 526250538 584722820 619118280 637879440 701667384 877084230 956819160 1052501076 1169445640 1238236560 1315626345 1403334768 1754168460 1913638320 2105002152 2338891280 2631252690 3508336920 4210004304 5262505380 7016673840 10525010760 21050021520
- Sum of all divisors σ(n): 83982343536
- Sum of proper divisors (its aliquot sum) s(n): 62932322016
- 21050021520 is an abundant number, because the sum of its proper divisors (62932322016) is greater than itself. Its abundance is 41882300496
Bases of 21050021520
- Binary: 100111001101010110111010110100100002
- Hexadecimal: 0x4E6ADD690
- Base-36: 9O4N0K0
Squares and roots of 21050021520
- 21050021520 squared (210500215202) is 443103405992463110400
- 21050021520 cubed (210500215203) is 9327336231726645431726135808000
-
The
square root of 21050021520 is 145086.2554482677 -
The
cube root of 21050021520 is 2761.1130041631
Scales and comparisons
How big is 21050021520?- 21,050,021,520 seconds is equal to 669 years, 16 weeks, 6 days, 12 hours, 12 minutes.
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To count from 1 to 21,050,021,520 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 21050021520 cubic inches would be around 230.1 feet tall.
Recreational maths with 21050021520
- 21050021520 backwards is 02512005012
- 21050021520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21050021520's digits is 18
- More coming soon!
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The information we have on file for 21050021520 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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