21026825820
21,026,825,820 is an even composite number composed of seven prime numbers multiplied together.
21026825820 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred forty-eight divisors.
Prime factorization of 21026825820:
22 × 32 × 5 × 7 × 112 × 13 × 1032
(2 × 2 × 3 × 3 × 5 × 7 × 11 × 11 × 13 × 103 × 103)See below for interesting mathematical facts about the number 21026825820 from the Numbermatics database.
Names of 21026825820
- Cardinal: 21026825820 can be written as Twenty-one billion, twenty-six million, eight hundred twenty-five thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 2.102682582 × 1010
Factors of 21026825820
Divisors of 21026825820
- Number of divisors d(n): 648
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Complete list of divisors:
1 2 3 4 5 6 7 9 10 11 12 13 14 15 18 20 21 22 26 28 30 33 35 36 39 42 44 45 52 55 60 63 65 66 70 77 78 84 90 91 99 103 105 110 117 121 126 130 132 140 143 154 156 165 180 182 195 198 206 210 220 231 234 242 252 260 273 286 308 309 315 330 363 364 385 390 396 412 420 429 455 462 468 484 495 515 546 572 585 605 618 630 660 693 715 721 726 770 780 819 847 858 910 924 927 990 1001 1030 1089 1092 1133 1155 1170 1210 1236 1260 1287 1339 1365 1386 1430 1442 1452 1540 1545 1573 1638 1694 1716 1815 1820 1854 1980 2002 2060 2145 2163 2178 2266 2310 2340 2420 2541 2574 2678 2730 2772 2860 2884 3003 3090 3146 3276 3388 3399 3465 3605 3630 3708 4004 4017 4095 4235 4290 4326 4356 4532 4620 4635 4719 5005 5082 5148 5356 5445 5460 5665 6006 6180 6292 6435 6489 6695 6798 6930 7210 7260 7623 7865 7931 8034 8190 8470 8580 8652 9009 9270 9373 9438 10010 10164 10197 10609 10815 10890 11011 11330 12012 12051 12463 12705 12870 12978 13390 13596 13860 14157 14420 14729 15015 15246 15730 15862 16068 16380 16940 16995 18018 18540 18746 18876 20020 20085 20394 21218 21630 21780 22022 22660 23595 23793 24102 24926 25410 25740 25956 26780 28119 28314 29458 30030 30492 31460 31724 31827 32445 33033 33990 36036 37389 37492 38115 39655 40170 40788 42436 43260 44044 44187 45045 46865 47190 47586 48204 49852 50820 50985 53045 55055 56238 56628 58916 60060 60255 62315 63654 64890 66066 67980 70785 71379 73645 74263 74778 76230 79310 80340 84357 87241 88374 90090 93730 94380 95172 95481 99099 101970 103103 106090 110110 112167 112476 116699 118965 120510 124630 127308 129780 132132 132561 137917 140595 141570 142758 147290 148526 149556 152460 158620 159135 162019 165165 168714 174482 176748 180180 186945 187460 190962 198198 203940 206206 212180 220220 220935 222789 224334 233398 237930 241020 249260 261723 265122 275834 281190 283140 285516 294580 297052 309309 318270 324038 330330 337428 348964 350097 356895 371315 373890 381924 396396 412412 413751 421785 436205 441870 445578 448668 466796 475860 477405 486057 495495 515515 523446 530244 551668 560835 562380 583495 618618 636540 648076 660660 662805 668367 689585 700194 713790 742630 747780 785169 810095 816893 827502 843570 872410 883740 891156 927927 954810 965419 972114 990990 1031030 1046892 1050291 1113945 1121670 1134133 1166990 1237236 1241253 1283689 1308615 1325610 1336734 1379170 1400388 1427580 1458171 1485260 1517087 1546545 1570338 1620190 1633786 1655004 1687140 1744820 1750485 1855854 1909620 1930838 1944228 1981980 2062060 2068755 2100582 2227890 2243340 2268266 2333980 2430285 2450679 2482506 2567378 2617230 2651220 2673468 2758340 2896257 2916342 3034174 3093090 3140676 3240380 3267572 3341835 3402399 3500970 3711708 3851067 3861676 3925845 4084465 4137510 4201164 4455780 4536532 4551261 4639635 4827095 4860570 4901358 4965012 5134756 5234460 5251455 5670665 5792514 5832684 6068348 6186180 6206265 6418445 6683670 6804798 7001940 7290855 7352037 7585435 7702134 7851690 8168930 8275020 8688771 8985823 9102522 9279270 9654190 9721140 9802716 10207197 10502910 10619609 11341330 11553201 11585028 12253395 12412530 12836890 13367340 13609596 13653783 14481285 14581710 14704074 15170870 15404268 15703380 16337860 16687957 17011995 17377542 17971646 18205044 18558540 19255335 19308380 20414394 21005820 21239218 22682660 22756305 23106402 24506790 24825060 25673780 26957469 27307566 28962570 29163420 29408148 30341740 31858827 33375914 34023990 34755084 35943292 36760185 38510670 40828788 42478436 43443855 44929115 45512610 46212804 49013580 50063871 51035985 53098045 53914938 54615132 57766005 57925140 63717654 66751828 68047980 68268915 73520370 77021340 80872407 83439785 86887710 89858230 91025220 95576481 100127742 102071970 106196090 107829876 115532010 116815699 127435308 134787345 136537830 147040740 150191613 159294135 161744814 166879570 173775420 179716460 191152962 200255484 204143940 212392180 231064020 233631398 250319355 269574690 273075660 300383226 318588270 323489628 333759140 350447097 382305924 404362035 467262796 477882405 500638710 539149380 584078495 600766452 637176540 700894194 750958065 808724070 955764810 1001277420 1051341291 1168156990 1401788388 1501916130 1617448140 1752235485 1911529620 2102682582 2336313980 3003832260 3504470970 4205365164 5256706455 7008941940 10513412910 21026825820
- Sum of all divisors σ(n): 87131143008
- Sum of proper divisors (its aliquot sum) s(n): 66104317188
- 21026825820 is an abundant number, because the sum of its proper divisors (66104317188) is greater than itself. Its abundance is 45077491368
Bases of 21026825820
- Binary: 100111001010100101111100110010111002
- Hexadecimal: 0x4E54BE65C
- Base-36: 9NQTUN0
Squares and roots of 21026825820
- 21026825820 squared (210268258202) is 442127404064618672400
- 21026825820 cubed (210268258203) is 9296535915515496849274441368000
-
The
square root of 21026825820 is 145006.2957943551 -
The
cube root of 21026825820 is 2760.0984448187
Scales and comparisons
How big is 21026825820?- 21,026,825,820 seconds is equal to 668 years, 30 weeks, 4 days, 57 minutes.
-
To count from 1 to 21,026,825,820 would take you about one thousand, three hundred thirty-seven 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 21026825820 cubic inches would be around 230 feet tall.
Recreational maths with 21026825820
- 21026825820 backwards is 02852862012
- 21026825820 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21026825820's digits is 36
- More coming soon!
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The information we have on file for 21026825820 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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