20821413690
20,821,413,690 is an even composite number composed of six prime numbers multiplied together.
What does the number 20821413690 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 448 divisors.
20821413690 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 20821413690:
2 × 36 × 5 × 73 × 11 × 757
(2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 11 × 757)See below for interesting mathematical facts about the number 20821413690 from the Numbermatics database.
Names of 20821413690
- Cardinal: 20821413690 can be written as Twenty billion, eight hundred twenty-one million, four hundred thirteen thousand, six hundred ninety.
Scientific notation
- Scientific notation: 2.082141369 × 1010
Factors of 20821413690
Divisors of 20821413690
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 3 5 6 7 9 10 11 14 15 18 21 22 27 30 33 35 42 45 49 54 55 63 66 70 77 81 90 98 99 105 110 126 135 147 154 162 165 189 198 210 231 243 245 270 294 297 315 330 343 378 385 405 441 462 486 490 495 539 567 594 630 686 693 729 735 757 770 810 882 891 945 990 1029 1078 1134 1155 1215 1323 1386 1458 1470 1485 1514 1617 1701 1715 1782 1890 2058 2079 2205 2271 2310 2430 2646 2673 2695 2835 2970 3087 3234 3402 3430 3465 3645 3773 3785 3969 4158 4410 4455 4542 4851 5103 5145 5299 5346 5390 5670 6174 6237 6615 6813 6930 7290 7546 7570 7938 8019 8085 8327 8505 8910 9261 9702 10206 10290 10395 10598 11319 11355 11907 12474 13230 13365 13626 14553 15435 15897 16038 16170 16654 17010 18522 18711 18865 19845 20439 20790 22638 22710 23814 24255 24981 25515 26495 26730 27783 29106 30870 31185 31794 33957 34065 35721 37093 37422 37730 39690 40095 40878 41635 43659 46305 47691 48510 49962 51030 52990 55566 56133 56595 58289 59535 61317 62370 67914 68130 71442 72765 74186 74943 79485 80190 83270 83349 87318 92610 93555 95382 101871 102195 111279 112266 113190 116578 119070 122634 124905 130977 138915 143073 145530 149886 158970 166698 169785 174867 178605 183951 185465 187110 203742 204390 218295 222558 224829 238455 249810 250047 259651 261954 277830 280665 286146 291445 305613 306585 333837 339570 349734 357210 367902 370930 374715 392931 408023 416745 429219 436590 449658 476910 500094 509355 519302 524601 551853 556395 561330 582890 611226 613170 654885 667674 674487 715365 749430 778953 785862 816046 833490 858438 874335 916839 919755 1001511 1018710 1049202 1103706 1112790 1124145 1224069 1250235 1287657 1298255 1309770 1348974 1430730 1528065 1557906 1573803 1669185 1748670 1833678 1839510 1964655 2003022 2023461 2040115 2146095 2248290 2336859 2448138 2500470 2575314 2596510 2623005 2750517 2759265 2856161 3004533 3056130 3147606 3338370 3372435 3672207 3862971 3894765 3929310 4046922 4080230 4292190 4584195 4673718 4721409 5007555 5246010 5501034 5518530 5712322 6009066 6070383 6120345 6438285 6744870 7010577 7344414 7725942 7789530 7869015 8568483 9013599 9168390 9442818 10015110 10117305 11016621 11684295 12140766 12240690 12876570 13752585 14021154 14164227 14280805 15022665 15738030 17136966 18027198 18361035 19314855 20234610 21031731 22033242 23368590 23607045 25705449 27040797 27505170 28328454 28561610 30045330 30351915 33049863 35052885 36722070 38629710 42063462 42492681 42842415 45067995 47214090 51410898 54081594 55083105 60703830 63095193 66099726 70105770 70821135 77116347 84985362 85684830 90135990 99149589 105158655 110166210 126190386 128527245 135203985 141642270 154232694 165249315 189285579 198299178 210317310 212463405 231349041 257054490 270407970 297448767 315475965 330498630 378571158 385581735 424926810 462698082 495747945 594897534 630951930 694047123 771163470 946427895 991495890 1156745205 1388094246 1487243835 1892855790 2082141369 2313490410 2974487670 3470235615 4164282738 6940471230 10410706845 20821413690
- Sum of all divisors σ(n): 71581881600
- Sum of proper divisors (its aliquot sum) s(n): 50760467910
- 20821413690 is an abundant number, because the sum of its proper divisors (50760467910) is greater than itself. Its abundance is 29939054220
Bases of 20821413690
- Binary: 100110110010000110110001111001110102
- Hexadecimal: 0x4D90D8F3A
- Base-36: 9KCJ5MI
Squares and roots of 20821413690
- 20821413690 squared (208214136902) is 433531268050119416100
- 20821413690 cubed (208214136903) is 9026733879621816016519346409000
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The
square root of 20821413690 is 144296.2705339261 -
The
cube root of 20821413690 is 2751.0811700309
Scales and comparisons
How big is 20821413690?- 20,821,413,690 seconds is equal to 662 years, 2 weeks, 6 days, 14 hours, 1 minute, 30 seconds.
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To count from 1 to 20,821,413,690 would take you about one thousand, three hundred twenty-four 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 20821413690 cubic inches would be around 229.3 feet tall.
Recreational maths with 20821413690
- 20821413690 backwards is 09631412802
- The number of decimal digits it has is: 11
- The sum of 20821413690's digits is 36
- More coming soon!
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The information we have on file for 20821413690 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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