21011248371680

Names of 21011248371680

• Cardinal: 21011248371680 can be written as Twenty-one trillion, eleven billion, two hundred forty-eight million, three hundred seventy-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.101124837168 × 10¹³

Factors of 21011248371680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 414

Divisors of 21011248371680

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 32 35 40 41 56 58 70 73 80 82 112 116 140 145 146 160 164 203 205 224 232 257 280 287 290 292 328 365 406 410 464 511 514 560 574 580 584 656 730 812 820 841 928 1015 1022 1028 1120 1148 1160 1168 1189 1285 1312 1435 1460 1624 1640 1682 1799 2030 2044 2056 2117 2296 2320 2336 2378 2555 2570 2870 2920 2993 3248 3280 3364 3598 4060 4088 4112 4205 4234 4592 4640 4756 5110 5140 5740 5840 5887 5945 5986 6496 6560 6728 7196 7453 8120 8176 8224 8323 8410 8468 8995 9184 9512 10220 10280 10537 10585 11480 11680 11774 11890 11972 13456 14392 14819 14906 14965 16240 16352 16646 16820 16936 17990 18761 19024 20440 20560 20951 21074 21170 22960 23548 23780 23944 24389 26912 28784 29435 29638 29812 29930 32480 33292 33640 33872 34481 35980 37265 37522 38048 40880 41120 41615 41902 42148 42340 45920 47096 47560 47888 48778 52171 52685 57568 58870 59276 59624 59860 61393 66584 67280 67744 68962 71960 73759 74095 74530 75044 81760 83230 83804 84296 84680 86797 93805 94192 95120 95776 97556 104342 104755 105370 117740 118552 119248 119720 121945 122786 131327 133168 134560 137924 143920 147518 148190 149060 150088 166460 167608 168592 169360 170723 172405 173594 187610 188384 190240 195112 208684 209510 210740 216137 235480 237104 238496 239440 241367 243890 245572 260855 262654 266336 275848 287840 295036 296380 298120 300176 305573 306965 332920 335216 337184 338720 341446 344810 347188 368795 375220 390224 417368 419020 421480 429751 432274 433985 470960 474208 478880 482734 487780 491144 521710 525308 544069 551696 590072 592760 596240 600352 607579 611146 613930 656635 665840 670432 682892 689620 694376 737590 750440 769201 780448 834736 838040 842960 853615 859502 864548 867970 941920 965468 975560 982288 999949 1043420 1050616 1080685 1088138 1103392 1180144 1185520 1192480 1206835 1215158 1222292 1227860 1313270 1331680 1365784 1379240 1388752 1475180 1500880 1512959 1527865 1538402 1669472 1676080 1685920 1707230 1719004 1729096 1735940 1780397 1930936 1951120 1964576 1999898 2086840 2101232 2139011 2148755 2161370 2176276 2360288 2371040 2413670 2430316 2444584 2455720 2517113 2626540 2720345 2731568 2758480 2777504 2950360 3001760 3025918 3037895 3055730 3076804 3352160 3414460 3438008 3458192 3471880 3560794 3808483 3846005 3861872 3902240 3999796 4173680 4202464 4278022 4297510 4322740 4352552 4827340 4860632 4889168 4911440 4999745 5034226 5253080 5384407 5440690 5463136 5516960 5900720 6051836 6075790 6111460 6153608 6267973 6828920 6876016 6916384 6943760 6999643 7121588 7564795 7616966 7692010 7723744 7999592 8347360 8556044 8595020 8645480 8705104 8861617 8901985 9654680 9721264 9778336 9822880 9999490 10068452 10506160 10695055 10768814 10881380 11801440 12103672 12151580 12222920 12307216 12462779 12535946 12585565 13657840 13752032 13887520 13999286 14243176 15129590 15233932 15384020 15778001 15999184 17112088 17190040 17290960 17410208 17619791 17723234 17803970 19042415 19309360 19442528 19998980 20136904 21012320 21390110 21537628 21762760 22306829 24207344 24303160 24445840 24614432 24925558 25071892 25171130 26922035 27315680 27998572 28486352 30259180 30467864 30768040 31339865 31556002 31998368 34224176 34380080 34581920 34998215 35239582 35446468 35607940 38084830 38618720 39997960 40273808 42780220 43075256 43525520 43875811 44308085 44613658 48414688 48606320 48891680 49851116 50143784 50342260 53844070 55997144 56972704 60518360 60935728 61536080 62031319 62313895 62679730 63112004 68448352 68760160 69996430 70479164 70892936 71215880 72996277 76169660 78890005 79995920 80547616 85560440 86150512 87051040 87751622 88098955 88616170 89227316 97212640 99702232 100287568 100684520 107688140 110446007 111534145 111994288 121036720 121871456 123072160 124062638 124627790 125359460 126224008 139992860 140958328 141785872 142431760 145992554 152339320 156147803 157780010 159991840 171120880 172301024 175503244 176197910 177232340 178454632 199404464 200575136 201369040 215376280 219379055 220892014 223068290 223988576 242073440 248125276 249255580 250718920 252448016 256986893 279985720 281916656 283571744 284863520 291985108 304678640 310156595 312295606 315560020 342241760 351006488 352395820 354464680 356909264 364981385 398808928 402738080 430752560 438758110 441784028 446136580 457562029 496250552 498511160 501437840 504896032 510973939 513973786 552230035 559971440 563833312 583970216 609357280 620313190 624591212 631120040 646898041 702012976 704791640 708929360 713818528 729962770 780739015 861505120 877516220 883568056 892273160 915124058 992501104 997022320 1002875680 1021947878 1027947572 1104460070 1119942880 1167940432 1240626380 1249182424 1262240080 1284934465 1293796082 1404025952 1409583280 1417858720 1459925540 1561478030 1755032440 1767136112 1784546320 1798908251 1830248116 1985002208 1994044640 2043895756 2055895144 2208920140 2287810145 2335880864 2481252760 2498364848 2524480160 2554869695 2569868930 2587592164 2819166560 2919851080 3122956060 3202934203 3234490205 3510064880 3534272224 3569092640 3597816502 3660496232 4087791512 4111790288 4417840280 4528286287 4575620290 4962505520 4996729696 5109739390 5139737860 5175184328 5839702160 6245912120 6405868406 6468980410 7020129760 7195633004 7320992464 8175583024 8223580576 8835680560 8994541255 9056572574 9151240580 9925011040 10219478780 10279475720 10350368656 11679404320 12491824240 12811736812 12937960820 14391266008 14641984928 16014671015 16351166048 17671361120 17989082510 18113145148 18302481160 18760043189 20438957560 20558951440 20700737312 22641431435 24983648480 25623473624 25875921640 28782532016 32029342030 35978165020 36226290296 36604962320 37520086378 40877915120 41117902880 45282862870 51246947248 51751843280 57565064032 64058684060 71956330040 72452580592 73209924640 75040172756 81755830240 90565725740 93800215945 102493894496 103503686560 128117368120 131320302323 143912660080 144905161184 150080345512 181131451480 187600431890 256234736240 262640604646 287825320160 300160691024 362262902960 375200863780 512469472480 525281209292 600321382048 656601511615 724525805920 750401727560 1050562418584 1313203023230 1500803455120 2101124837168 2626406046460 3001606910240 4202249674336 5252812092920 10505624185840 21011248371680
• Sum of all divisors σ(n): 61251375951360
• Sum of proper divisors (its aliquot sum) s(n): 40240127579680
• 21011248371680 is an abundant number, because the sum of its proper divisors (40240127579680) is greater than itself. Its abundance is 19228879208000

Bases of 21011248371680

• Binary: 100110001110000001111111111101101011111100000₂
• Hexadecimal: 0x131C0FFED7E0
• Base-36: 7G4FMSAU8

Squares and roots of 21011248371680

• 21011248371680 squared (21011248371680²) is 441472558136425451426022400
• 21011248371680 cubed (21011248371680³) is 9275889568285373401570722085979205632000
• The square root of 21011248371680 is 4583802.8286216675
• The cube root of 21011248371680 is 27594.1668218023

Scales and comparisons

• 21,011,248,371,680 seconds is equal to 668,092 years, 36 weeks, 5 days, 1 hour, 1 minute, 20 seconds.
• To count from 1 to 21,011,248,371,680 would take you about one million, six hundred seventy thousand, two hundred thirty-one 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 21011248371680 cubic inches would be around 2299.5 feet tall.

Recreational maths with 21011248371680

• 21011248371680 backwards is 08617384211012
• The number of decimal digits it has is: 14
• The sum of 21011248371680's digits is 44
• More coming soon!