21238689749550

Names of 21238689749550

• Cardinal: 21238689749550 can be written as Twenty-one trillion, two hundred thirty-eight billion, six hundred eighty-nine million, seven hundred forty-nine thousand, five hundred fifty.

Scientific notation

• Scientific notation: 2.123868974955 × 10¹³

Factors of 21238689749550

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 924

Divisors of 21238689749550

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 17 21 25 26 30 34 35 39 42 49 50 51 65 70 75 78 85 91 98 102 105 119 130 147 150 170 175 182 195 210 221 238 245 255 273 289 294 325 350 357 390 425 442 455 490 510 525 546 578 595 637 650 663 714 735 833 850 867 877 910 975 1050 1105 1190 1225 1274 1275 1326 1365 1445 1470 1547 1666 1734 1754 1785 1911 1950 2023 2210 2275 2450 2499 2550 2631 2730 2890 2975 3094 3185 3315 3570 3675 3757 3822 4046 4165 4335 4385 4550 4641 4998 5262 5525 5950 6069 6139 6370 6630 6825 7225 7350 7514 7735 8330 8670 8770 8925 9282 9555 10115 10829 11050 11271 11401 12138 12278 12495 13155 13650 14161 14450 14909 15470 15925 16575 17850 18417 18785 19110 20230 20825 21658 21675 21925 22542 22802 23205 24990 26299 26310 28322 29818 30345 30695 31850 32487 33150 34203 36834 37570 38675 41650 42483 42973 43350 43850 44727 46410 47775 50575 52598 54145 56355 57005 60690 61390 62475 64974 65775 68406 70805 74545 77350 78897 79807 84966 85946 89454 92085 93925 95550 101150 104363 108290 112710 114010 116025 124950 128919 131495 131550 141610 149090 151725 153475 157794 159614 162435 171015 184093 184170 187850 193817 208726 212415 214865 223635 232050 239421 253453 257838 262990 270725 281775 285025 303450 306950 313089 324870 342030 354025 368186 372725 387634 394485 399035 424830 429730 447270 460425 478842 506906 521815 541450 552279 558649 563550 570050 581451 626178 644595 657475 708050 730541 745450 760359 769129 788970 798070 812175 855075 920465 920850 969085 1043630 1062075 1074325 1104558 1117298 1118175 1162902 1197105 1267265 1289190 1314950 1356719 1461082 1520718 1538258 1565445 1624350 1675947 1710150 1774171 1840930 1938170 1972425 1995175 2124150 2148650 2191623 2236350 2307387 2394210 2534530 2609075 2713438 2761395 2793245 2907255 3130890 3222975 3294889 3351894 3548342 3652705 3801795 3845645 3944850 3990350 4070157 4383246 4602325 4614774 4845425 5218150 5322513 5383903 5522790 5586490 5814510 5985525 6336325 6445950 6589778 6783595 7305410 7603590 7691290 7827225 8140314 8379735 8870855 9204650 9497033 9690850 9884667 9998677 10645026 10767806 10958115 11536935 11971050 12419197 12672650 13075193 13567190 13806975 13966225 14536275 15654450 16151709 16474445 16759470 17741710 18263525 18994066 19008975 19228225 19769334 19997354 20350785 21916230 23064223 23073870 24838394 26150386 26612565 26919515 27613950 27932450 28491099 29072550 29996031 32303418 32948890 33917975 36527050 37257591 37687321 38017950 38456450 39225579 40701570 41898675 44354275 46128446 47485165 49423335 49993385 53225130 53839030 54790575 56982198 57684675 59992062 62095985 65375965 67835950 69192669 69990739 74515182 75374642 78451158 80758545 82372225 83797350 88708550 91526351 94970330 98846670 99986770 101753925 109581150 113061963 115321115 115369350 124191970 130751930 133062825 134597575 138385338 139981478 142455495 149980155 161449561 161517090 164744450 169977509 183052702 186287955 188436605 196127895 203507850 209972217 222278281 226123926 230642230 237425825 247116675 249966925 266125650 269195150 274579053 284910990 299960310 310479925 322899122 326879825 339955018 345963345 349953695 372575910 376873210 392255790 403792725 419944434 444556562 457631755 474851650 484348683 489935173 494233350 499933850 509932527 549158106 565309815 576605575 620959850 640684457 653759650 666834843 691926690 699907390 712277475 749900775 807247805 807585450 849887545 915263510 931439775 942183025 968697366 979870346 980639475 1019865054 1049861085 1111391405 1130619630 1153211150 1189842563 1281368914 1333669686 1372895265 1424554950 1469805519 1499801550 1555947967 1614495610 1699775090 1729816725 1749768475 1862879550 1884366050 1922053371 1961278950 2099722170 2222782810 2288158775 2379685126 2421743415 2449675865 2549662635 2745790530 2826549075 2889617653 2939611038 3111895934 3203422285 3334174215 3459633450 3499536950 3569527689 3844106742 4036239025 4249437725 4576317550 4667843901 4843486830 4899351730 5099325270 5249305425 5556957025 5653098150 5779235306 5949212815 6406844570 6668348430 6864476325 7139055378 7349027595 7779739835 8072478050 8328897941 8498875450 8668852959 9335687802 9610266855 10498610850 10891635769 11113914050 11898425630 12108717075 12248379325 12748313175 13728952650 14448088265 14698055190 15559479670 16017111425 16657795882 16670871075 17337705918 17847638445 19220533710 20227323571 21783271538 23339219505 24217434150 24496758650 24986693823 25496626350 28896176530 29746064075 32034222850 32674907307 33341742150 35695276890 36745137975 38898699175 40454647142 41644489705 43344264795 46678439010 48051334275 49973387646 54458178845 59492128150 60681970713 65349814614 72240441325 73490275950 77797398350 83288979410 86688529590 89238192225 96102668550 101136617855 108916357690 116696097525 121363941426 124933469115 141591264997 144480882650 163374536535 178476384450 202273235710 208222448525 216721323975 233392195050 249866938230 272290894225 283182529994 303409853565 326749073070 416444897050 424773794991 433442647950 505683089275 544581788450 606819707130 624667345575 707956324985 816872682675 849547589982 1011366178550 1249334691150 1415912649970 1517049267825 1633745365350 2123868974955 3034098535650 3539781624925 4247737949910 7079563249850 10619344874775 21238689749550
• Sum of all divisors σ(n): 70174427783544
• Sum of proper divisors (its aliquot sum) s(n): 48935738033994
• 21238689749550 is an abundant number, because the sum of its proper divisors (48935738033994) is greater than itself. Its abundance is 27697048284444

Bases of 21238689749550

• Binary: 100110101000100000100100011101101101000101110₂
• Hexadecimal: 0x1351048EDA2E
• Base-36: 7J0X3ID66

Squares and roots of 21238689749550

• 21238689749550 squared (21238689749550²) is 451081942277640241725202500
• 21238689749550 cubed (21238689749550³) is 9580389423659222582091642544648033875000
• The square root of 21238689749550 is 4608545.2964628653
• The cube root of 21238689749550 is 27693.3763001217

Scales and comparisons

• 21,238,689,749,550 seconds is equal to 675,324 years, 33 weeks, 1 day, 9 hours, 32 minutes, 30 seconds.
• To count from 1 to 21,238,689,749,550 would take you about one million, six hundred eighty-eight thousand, three hundred eleven 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 21238689749550 cubic inches would be around 2307.8 feet tall.

Recreational maths with 21238689749550

• 21238689749550 backwards is 05594798683212
• The number of decimal digits it has is: 14
• The sum of 21238689749550's digits is 69
• More coming soon!