20428657920
20,428,657,920 is an even composite number composed of seven prime numbers multiplied together.
20428657920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, one hundred fifty-two divisors.
Prime factorization of 20428657920:
28 × 33 × 5 × 11 × 17 × 29 × 109
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 11 × 17 × 29 × 109)See below for interesting mathematical facts about the number 20428657920 from the Numbermatics database.
Names of 20428657920
- Cardinal: 20428657920 can be written as Twenty billion, four hundred twenty-eight million, six hundred fifty-seven thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.042865792 × 1010
Factors of 20428657920
Divisors of 20428657920
- Number of divisors d(n): 1152
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 17 18 20 22 24 27 29 30 32 33 34 36 40 44 45 48 51 54 55 58 60 64 66 68 72 80 85 87 88 90 96 99 102 108 109 110 116 120 128 132 135 136 144 145 153 160 165 170 174 176 180 187 192 198 204 216 218 220 232 240 255 256 261 264 270 272 288 290 297 306 319 320 327 330 340 348 352 360 374 384 396 408 432 435 436 440 459 464 480 493 495 510 522 528 540 544 545 561 576 580 594 612 638 640 654 660 680 696 704 720 748 765 768 783 792 816 864 870 872 880 918 928 935 957 960 981 986 990 1020 1044 1056 1080 1088 1090 1122 1152 1160 1188 1199 1224 1276 1280 1305 1308 1320 1360 1392 1408 1440 1479 1485 1496 1530 1566 1584 1595 1632 1635 1683 1728 1740 1744 1760 1836 1853 1856 1870 1914 1920 1962 1972 1980 2040 2088 2112 2160 2176 2180 2244 2295 2304 2320 2376 2398 2448 2465 2552 2610 2616 2640 2720 2784 2805 2816 2871 2880 2943 2958 2970 2992 3060 3132 3161 3168 3190 3264 3270 3366 3456 3480 3488 3520 3597 3672 3706 3712 3740 3828 3840 3915 3924 3944 3960 4080 4176 4224 4320 4352 4360 4437 4488 4590 4640 4752 4785 4796 4896 4905 4930 5049 5104 5220 5232 5280 5423 5440 5559 5568 5610 5742 5760 5886 5916 5940 5984 5995 6120 6264 6322 6336 6380 6528 6540 6732 6912 6960 6976 7040 7194 7344 7395 7412 7424 7480 7656 7830 7848 7888 7920 8160 8352 8415 8448 8613 8640 8720 8874 8976 9180 9265 9280 9483 9504 9570 9592 9792 9810 9860 10098 10208 10440 10464 10560 10791 10846 10880 11118 11136 11220 11484 11520 11772 11832 11880 11968 11990 12240 12528 12644 12672 12760 13056 13080 13311 13464 13920 13952 14080 14355 14388 14688 14715 14790 14824 14960 15312 15660 15696 15776 15805 15840 16269 16320 16677 16704 16830 17226 17280 17440 17748 17952 17985 18360 18530 18560 18966 19008 19140 19184 19584 19620 19720 20196 20383 20416 20880 20928 21120 21582 21692 21760 22185 22236 22272 22440 22968 23544 23664 23760 23936 23980 24480 25056 25245 25288 25344 25520 26160 26622 26928 27115 27795 27840 27904 28449 28710 28776 29376 29430 29580 29648 29920 30624 31320 31392 31552 31610 31680 32373 32538 32640 33354 33408 33660 34452 34560 34771 34880 35496 35904 35970 36720 37060 37120 37932 38016 38280 38368 39168 39240 39440 40392 40766 40832 41760 41856 42240 43065 43164 43384 44370 44472 44880 45936 47088 47328 47415 47520 47872 47960 48807 48960 50031 50112 50490 50576 51040 52320 53244 53737 53856 53955 54230 55590 55680 56898 57420 57552 58752 58860 59160 59296 59840 61149 61248 62640 62784 63104 63220 63360 64746 65076 65280 66555 66708 66816 67320 68904 69542 69760 70992 71808 71940 73440 74120 75864 76032 76560 76736 78480 78880 80784 81345 81532 81664 83385 83520 83712 85347 86130 86328 86768 88740 88944 89760 91872 94176 94656 94830 95040 95920 97614 97920 100062 100224 100980 101152 101915 102080 104313 104640 106488 107474 107712 107910 108460 111180 111360 113796 114840 115104 117504 117720 118320 118592 119680 122298 122496 125280 125568 126208 126440 126720 129492 130152 133110 133416 134640 137808 139084 139520 141984 142245 143616 143880 146421 146880 148240 151728 153120 153472 156960 157760 161211 161568 161865 162690 163064 166770 167040 170694 172260 172656 173536 173855 177480 177888 179520 183447 183744 188352 189312 189660 190080 191840 195228 195840 200124 200448 201960 202304 203830 204160 208626 209280 212976 214948 215424 215820 216920 222360 227592 229680 230208 235440 236640 237184 239360 244035 244596 244992 250155 250560 251136 252880 258984 260304 266220 266832 268685 269280 275616 278168 283968 284490 287760 292842 293760 296480 303456 305745 306240 306944 312939 313920 315520 322422 323136 323730 325380 326128 333540 334080 341388 344520 345312 347072 347710 354960 355776 359040 366894 367488 376704 378624 379320 380160 383680 390456 400248 403920 404608 407660 408320 417252 418560 425952 426735 429896 430848 431640 433840 444720 455184 459360 460416 470880 473280 474368 483633 488070 489192 500310 501120 505760 517968 520608 521565 532440 533664 537370 538560 550341 551232 556336 567936 568980 575520 585684 587520 591107 592960 606912 611490 612480 625878 627840 631040 644844 646272 647460 650760 652256 667080 682776 689040 690624 694144 695420 709920 711552 718080 732105 733788 734976 753408 758640 767360 780912 800496 806055 807840 809216 815320 834504 851904 853470 859792 863280 867680 889440 910368 917235 918720 920832 938817 941760 946560 967266 976140 978384 1000620 1002240 1011520 1035936 1041216 1043130 1064880 1067328 1074740 1077120 1100682 1102464 1112672 1135872 1137960 1151040 1171368 1182214 1185920 1213824 1222980 1224960 1251756 1255680 1289688 1292544 1294920 1301520 1304512 1334160 1365552 1378080 1381248 1388288 1390840 1419840 1423104 1450899 1464210 1467576 1517280 1534720 1561824 1564695 1600992 1612110 1615680 1630640 1669008 1703808 1706940 1719584 1726560 1735360 1773321 1778880 1820736 1834470 1837440 1877634 1883520 1893120 1934532 1952280 1956768 2001240 2023040 2071872 2082432 2086260 2129760 2134656 2149480 2154240 2201364 2204928 2225344 2275920 2302080 2342736 2364428 2371840 2418165 2427648 2445960 2503512 2579376 2589840 2603040 2609024 2668320 2731104 2751705 2756160 2762496 2781680 2839680 2901798 2928420 2935152 2955535 3034560 3123648 3129390 3201984 3224220 3231360 3261280 3338016 3407616 3413880 3439168 3453120 3470720 3546642 3557760 3641472 3668940 3674880 3755268 3767040 3869064 3904560 3913536 4002480 4046080 4143744 4164864 4172520 4259520 4269312 4298960 4402728 4450688 4551840 4604160 4685472 4694085 4728856 4836330 4891920 5007024 5158752 5179680 5206080 5218048 5319963 5336640 5462208 5503410 5512320 5563360 5679360 5803596 5856840 5870304 5911070 6069120 6247296 6258780 6403968 6448440 6462720 6522560 6676032 6827760 6878336 6906240 6941440 7093284 7115520 7254495 7282944 7337880 7510536 7738128 7809120 7827072 8004960 8287488 8345040 8519040 8597920 8805456 8866605 8901376 9103680 9370944 9388170 9457712 9672660 9783840 10014048 10317504 10359360 10412160 10639926 10673280 10924416 11006820 11024640 11126720 11607192 11713680 11740608 11822140 12138240 12494592 12517560 12807936 12896880 13045120 13352064 13655520 13756672 13812480 14186568 14508990 14675760 15021072 15476256 15618240 15654144 15959889 16009920 16690080 17038080 17195840 17610912 17733210 18207360 18741888 18776340 18915424 19345320 19567680 20028096 20635008 20718720 20824320 21279852 21346560 21848832 22013640 22253440 23214384 23427360 23481216 23644280 25035120 25793760 26090240 26599815 26704128 27311040 28373136 29017980 29351520 30042144 30952512 31236480 31919778 32019840 33380160 34391680 35221824 35466420 36414720 37483776 37552680 37830848 38690640 39135360 40056192 41270016 41437440 42559704 44027280 44506880 46428768 46854720 46962432 47288560 50070240 51587520 53199630 54622080 56746272 58035960 58703040 60084288 61905024 62472960 63839556 64039680 66760320 68783360 70443648 70932840 75105360 75661696 77381280 78270720 79799445 80112384 85119408 88054560 92857536 93709440 94577120 100140480 103175040 106399260 109244160 113492544 116071920 117406080 120168576 123810048 127679112 133520640 140887296 141865680 150210720 151323392 154762560 159598890 170238816 176109120 185715072 187418880 189154240 200280960 206350080 212798520 226985088 232143840 234812160 240337152 255358224 283731360 300421440 309525120 319197780 340477632 352218240 371430144 378308480 400561920 425597040 453970176 464287680 510716448 567462720 600842880 619050240 638395560 680955264 704436480 756616960 851194080 928575360 1021432896 1134925440 1201685760 1276791120 1361910528 1702388160 1857150720 2042865792 2269850880 2553582240 3404776320 4085731584 5107164480 6809552640 10214328960 20428657920
- Sum of all divisors σ(n): 87417792000
- Sum of proper divisors (its aliquot sum) s(n): 66989134080
- 20428657920 is an abundant number, because the sum of its proper divisors (66989134080) is greater than itself. Its abundance is 46560476160
Bases of 20428657920
- Binary: 100110000011010010010010101000000002
- Hexadecimal: 0x4C1A49500
- Base-36: 9DUP1C0
Squares and roots of 20428657920
- 20428657920 squared (204286579202) is 417330064412378726400
- 20428657920 cubed (204286579203) is 8525493125612050815110873088000
-
The
square root of 20428657920 is 142928.8561487847 -
The
cube root of 20428657920 is 2733.6733066447
Scales and comparisons
How big is 20428657920?- 20,428,657,920 seconds is equal to 649 years, 29 weeks, 3 days, 19 hours, 12 minutes.
-
To count from 1 to 20,428,657,920 would take you about one thousand, two hundred ninety-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 20428657920 cubic inches would be around 227.8 feet tall.
Recreational maths with 20428657920
- 20428657920 backwards is 02975682402
- 20428657920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20428657920's digits is 45
- More coming soon!
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The information we have on file for 20428657920 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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