21428390214
21,428,390,214 is an even composite number composed of seven prime numbers multiplied together.
21428390214 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21428390214:
2 × 33 × 72 × 112 × 17 × 31 × 127
(2 × 3 × 3 × 3 × 7 × 7 × 11 × 11 × 17 × 31 × 127)See below for interesting mathematical facts about the number 21428390214 from the Numbermatics database.
Names of 21428390214
- Cardinal: 21428390214 can be written as Twenty-one billion, four hundred twenty-eight million, three hundred ninety thousand, two hundred fourteen.
Scientific notation
- Scientific notation: 2.1428390214 × 1010
Factors of 21428390214
Divisors of 21428390214
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 3 6 7 9 11 14 17 18 21 22 27 31 33 34 42 49 51 54 62 63 66 77 93 98 99 102 119 121 126 127 147 153 154 186 187 189 198 217 231 238 242 254 279 294 297 306 341 357 363 374 378 381 434 441 459 462 527 539 558 561 594 651 682 693 714 726 762 833 837 847 882 889 918 1023 1054 1071 1078 1089 1122 1143 1302 1309 1323 1386 1397 1519 1581 1617 1666 1674 1683 1694 1778 1953 2046 2057 2079 2142 2159 2178 2286 2387 2499 2541 2618 2646 2667 2794 3038 3069 3162 3213 3234 3267 3366 3429 3689 3751 3906 3927 3937 4114 4158 4191 4318 4557 4743 4774 4851 4998 5049 5082 5334 5797 5859 5929 6138 6171 6223 6426 6477 6534 6858 7161 7378 7497 7502 7623 7854 7874 8001 8382 9114 9163 9207 9486 9702 9779 10098 11067 11253 11594 11718 11781 11811 11858 12342 12446 12573 12954 13671 14229 14322 14399 14553 14994 15113 15246 15367 16002 16709 17391 17787 18326 18414 18513 18669 19431 19558 21483 22134 22491 22506 22869 23562 23622 23749 24003 25146 25823 26257 27342 27489 27559 28458 28798 29106 29337 30226 30734 33201 33418 33759 34782 35343 35433 35574 37026 37338 37719 38862 40579 41013 42966 43197 43307 44982 45339 45738 46101 47498 48006 50127 51646 52173 52514 53361 54978 55118 55539 56007 58293 58674 63767 64449 66402 66929 67518 68453 70686 70866 71247 75438 77469 78771 81158 82026 82467 82677 86394 86614 88011 90678 92202 99603 100254 100793 101277 104346 105791 106299 106722 107569 111078 112014 116586 121737 127534 128898 129591 129921 133858 136017 136906 138303 142494 150381 154938 156519 157542 160083 164934 165354 166243 168021 176022 183799 191301 192913 199206 200787 201586 202554 205359 211582 212598 213741 215138 232407 236313 243474 247401 248031 259182 259842 261239 264033 272034 276606 284053 300762 302379 303149 313038 317373 320166 322707 332486 336042 365211 367598 382602 385826 388773 389763 401574 408051 410718 414909 427482 446369 451143 464814 468503 472626 476377 494802 496062 498729 522478 528066 551397 568106 573903 578739 602361 604758 606298 616077 634746 641223 645414 697221 708939 730422 736219 744093 752983 777546 779526 783717 816102 829818 852159 892738 902286 907137 909447 937006 952119 952754 968121 997458 1095633 1102794 1147806 1157478 1163701 1169289 1204722 1232154 1282446 1339107 1394442 1405509 1417878 1429131 1472438 1488186 1496187 1505966 1567434 1654191 1704318 1721709 1736217 1807083 1814274 1818894 1828673 1848231 1904238 1936242 2122043 2191266 2208657 2258949 2327402 2338578 2351151 2556477 2678214 2721411 2728341 2811018 2856357 2858262 2904363 2992374 3124583 3279521 3308382 3334639 3443418 3472434 3491103 3614166 3657346 3696462 4017321 4216527 4244086 4287393 4417314 4488561 4517898 4702302 4962573 5112954 5153533 5208651 5442822 5456682 5486019 5712714 5808726 6249166 6366129 6559042 6625971 6669278 6776847 6982206 7053453 7669431 8034642 8098409 8185023 8433054 8574786 8977122 9373749 9838563 9925146 10003917 10307066 10417302 10473309 10972038 12051963 12649581 12732258 12800711 12862179 13251942 13553694 14106906 15338862 15460599 16196818 16370046 16458057 18747498 19098387 19677126 19877913 20007834 20330541 20946618 23342473 24103926 24295227 25299162 25601422 25724358 28121247 29515689 30011751 30921198 31419927 32916114 36074731 38196774 38402133 39755826 40661082 46381797 46684946 48590454 49374171 56242494 56688863 57295161 59031378 60023502 62839854 70027419 72149462 72885681 76804266 84363741 88547067 90035253 92763594 98748342 108224193 113377726 114590322 115206399 139145391 140054838 145771362 168727482 170066589 177094134 180070506 210082257 216448386 218657043 230412798 278290782 324672579 340133178 345619197 396822041 420164514 437314086 510199767 630246771 649345158 691238394 793644082 974017737 1020399534 1190466123 1260493542 1530599301 1948035474 2380932246 3061198602 3571398369 7142796738 10714195107 21428390214
- Sum of all divisors σ(n): 67071836160
- Sum of proper divisors (its aliquot sum) s(n): 45643445946
- 21428390214 is an abundant number, because the sum of its proper divisors (45643445946) is greater than itself. Its abundance is 24215055732
Bases of 21428390214
- Binary: 100111111010011101101001001010001102
- Hexadecimal: 0x4FD3B4946
- Base-36: 9UDWRPI
Squares and roots of 21428390214
- 21428390214 squared (214283902142) is 459175907163450965796
- 21428390214 cubed (214283902143) is 9839400515565865173931855120344
-
The
square root of 21428390214 is 146384.3919753743 -
The
cube root of 21428390214 is 2777.5582917545
Scales and comparisons
How big is 21428390214?- 21,428,390,214 seconds is equal to 681 years, 18 weeks, 3 days, 18 hours, 36 minutes, 54 seconds.
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To count from 1 to 21,428,390,214 would take you about one thousand, three hundred sixty-two 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 21428390214 cubic inches would be around 231.5 feet tall.
Recreational maths with 21428390214
- 21428390214 backwards is 41209382412
- The number of decimal digits it has is: 11
- The sum of 21428390214's digits is 36
- More coming soon!
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