21309906381400

Names of 21309906381400

• Cardinal: 21309906381400 can be written as Twenty-one trillion, three hundred nine billion, nine hundred six million, three hundred eighty-one thousand, four hundred.

Scientific notation

• Scientific notation: 2.13099063814 × 10¹³

Factors of 21309906381400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1336

Divisors of 21309906381400

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 25 26 28 35 40 49 50 52 56 65 67 70 91 98 100 104 130 134 140 169 175 181 182 196 200 245 260 268 280 325 335 338 350 362 364 392 455 469 490 520 536 637 650 670 676 700 724 728 845 871 905 910 938 980 1061 1183 1225 1267 1274 1300 1340 1352 1400 1448 1675 1690 1742 1810 1820 1876 1960 2122 2275 2345 2353 2366 2450 2534 2548 2600 2680 3185 3283 3350 3380 3484 3620 3640 3752 4225 4244 4355 4525 4550 4690 4706 4732 4900 5068 5096 5305 5915 6097 6335 6370 6566 6700 6760 6968 7240 7427 8281 8450 8488 8710 8869 9050 9100 9380 9412 9464 9800 10136 10610 11323 11725 11765 11830 12127 12194 12670 12740 13132 13400 13793 14854 15925 16415 16471 16562 16900 17420 17738 18100 18200 18760 18824 21220 21775 22646 23450 23530 23660 24254 24388 25340 25480 26264 26525 27586 29575 29708 30485 30589 31675 31850 32830 32942 33124 33800 34840 35476 36200 37135 41405 42440 42679 43550 44345 45292 46900 47060 47320 48508 48776 50680 51989 53050 55172 56615 58825 59150 59416 60635 60970 61178 63350 63700 65660 65884 66248 68965 70952 71087 74270 79261 82075 82355 82810 84889 85358 87100 88690 90584 93800 94120 96551 97016 103978 106100 110344 113230 115297 117650 118300 121270 121940 122356 126700 127400 131320 131768 137930 142174 148540 152425 152945 157651 158522 164150 164710 165620 169778 170716 174200 177380 179309 185675 192041 193102 207025 207956 212200 213395 214123 221725 226460 230594 235300 236600 242540 243880 244712 253400 259945 275860 283075 284348 297080 303175 304850 305890 315302 317044 328300 329420 331240 339556 341432 344825 354760 355435 358618 371350 384082 386204 396305 411775 414050 415912 424445 426790 428246 443450 452920 461188 470600 482755 485080 497609 519890 551720 554827 566150 568696 576485 594223 606350 609700 611780 630604 634088 656600 658840 675857 679112 689650 710870 717236 742700 764725 768164 772408 788255 792610 823550 828100 848890 853580 856492 886900 896545 922376 924131 960205 965510 995218 1039780 1066975 1070615 1103557 1109654 1132300 1152970 1188446 1212700 1219400 1223560 1255163 1261208 1299725 1344287 1351714 1379300 1421740 1434472 1485400 1498861 1529450 1536328 1576510 1585220 1647100 1656200 1697780 1707160 1712984 1773800 1777175 1793090 1848262 1920410 1931020 1981525 1990436 2049463 2079560 2122225 2133950 2141230 2207114 2219308 2264600 2305940 2376892 2413775 2425400 2488045 2496533 2510326 2599450 2688574 2703428 2758600 2774135 2843480 2882425 2971115 2997722 3058900 3153020 3170440 3294200 3379285 3395560 3483263 3554350 3586180 3696524 3840820 3862040 3941275 3963050 3980872 4098926 4244450 4267900 4282460 4414228 4438616 4482725 4611880 4620655 4753784 4801025 4827550 4976090 4993066 5020652 5198900 5353075 5377148 5406856 5517785 5548270 5764850 5942230 5995444 6117800 6275815 6306040 6468917 6721435 6758570 6966526 7108700 7172360 7393048 7494305 7681640 7724899 7882550 7926100 8197852 8488900 8535800 8564920 8786141 8828456 8965450 9241310 9410009 9602050 9655100 9952180 9986132 10041304 10247315 10397800 10706150 10754296 11035570 11096540 11529700 11884460 11990888 12013703 12440225 12482665 12551630 12866747 12937834 13442870 13517140 13870675 13933052 14217400 14346241 14855575 14988610 15449798 15765100 15852200 16395704 16896425 16977800 17416315 17475731 17572282 17930900 18482620 18820018 19204100 19310200 19904360 19972264 20494630 21412300 22071140 22193080 23059400 23103275 23768920 24027406 24880450 24965330 25103260 25733494 25875668 26885740 27034280 27588925 27741350 27866104 28692482 29711150 29977220 30899596 31379075 31530200 32344585 32454929 33607175 33792850 34832630 34951462 35144564 35861800 36965240 37471525 37640036 38408200 38624495 40989260 42824600 43930705 44142280 45282419 46206550 47050045 48054812 49760900 49930660 50206520 51236575 51466988 51751336 53771480 55177850 55482700 57384964 59422300 59954440 60068515 61799192 62413325 62758150 64333735 64689170 64909858 67214350 67585700 69665260 69902924 70289128 71731205 74943050 75280072 77248990 81978520 84095921 87081575 87378655 87861410 90067229 90564838 92413100 94100090 96109624 99521800 99861320 100423687 102473150 102933976 110355700 110965400 114769928 118844600 120137030 122330117 124826650 125516300 128667470 129378340 129819716 134428700 135171400 139330520 139805848 143462410 149886100 154497980 161722925 162274645 167267711 168191842 174163150 174757310 175722820 180134458 181129676 184826200 188200180 193122475 200847374 204946300 219653525 220711400 226412095 227184503 235250225 240274060 244660234 249653300 251032600 257334940 258756680 259639432 268857400 286924820 299772200 300342575 308995960 321668675 323445850 324549290 334535422 336383684 348326300 349514620 351445640 358656025 360268916 362259352 376400360 386244950 401694748 409892600 420479605 436893275 439307050 450336145 452824190 454369006 470500450 480548120 489320468 499306600 502118435 514669880 573849640 588671447 600685150 611650585 630470603 643337350 646891700 649098580 669070844 672767368 696652600 699029240 717312050 720537832 772489900 803389496 811373225 836338555 840959210 873786550 878614100 900672290 905648380 908738012 941000900 978640936 1004236870 1132060475 1135922515 1170873977 1177342894 1201370300 1223301170 1260941206 1286674700 1293783400 1298197160 1338141688 1434624100 1544979800 1590291521 1622746450 1672677110 1681918420 1747573100 1757228200 1801344580 1811296760 1817476024 1882001800 2008473740 2102398025 2174480243 2251680725 2264120950 2271845030 2341747954 2354685788 2402740600 2446602340 2510592175 2521882412 2573349400 2869248200 2943357235 3058252925 3152353015 3180583042 3245492900 3345354220 3363836840 3495146200 3602689160 4016947480 4181692775 4204796050 4348960486 4503361450 4528241900 4543690060 4683495908 4709371576 4893204680 5021184350 5043764824 5679612575 5854369885 5886714470 6116505850 6304706030 6361166084 6490985800 6690708440 7951457605 8196117839 8363385550 8409592100 8697920972 9006722900 9056483800 9087380120 9366991816 10042368700 10872401215 11359225150 11708739770 11773428940 12233011700 12609412060 12722332168 14716786175 15221361701 15761765075 15902915210 16392235678 16726771100 16819184200 17395841944 18013445800 20084737400 21744802430 22718450300 23417479540 23546857880 24466023400 25218824120 29271849425 29433572350 30442723402 31523530150 31805830420 32784471356 33453542200 39757288025 40980589195 43489604860 45436900600 46834959080 54362006075 58543698850 58867144700 60885446804 63047060300 63611660840 65568942712 76106808505 79514576050 81961178390 86979209720 106549531907 108724012150 117087397700 117734289400 121770893608 126094120600 152213617010 159029152100 163922356780 204902945975 213099063814 217448024300 234174795400 304427234020 318058304200 327844713560 380534042525 409805891950 426198127628 434896048600 532747659535 608854468040 761068085050 819611783900 852396255256 1065495319070 1522136170100 1639223567800 2130990638140 2663738297675 3044272340200 4261981276280 5327476595350 10654953190700 21309906381400
• Sum of all divisors σ(n): 63750517674480
• Sum of proper divisors (its aliquot sum) s(n): 42440611293080
• 21309906381400 is an abundant number, because the sum of its proper divisors (42440611293080) is greater than itself. Its abundance is 21130704911680

Bases of 21309906381400

• Binary: 100110110000110011001011001100110101001011000₂
• Hexadecimal: 0x136199666A58
• Base-36: 7JXMW1XZS

Squares and roots of 21309906381400

• 21309906381400 squared (21309906381400²) is 454112109984032442265960000
• 21309906381400 cubed (21309906381400³) is 9677086550419751593548008079997144000000
• The square root of 21309906381400 is 4616265.4149647851
• The cube root of 21309906381400 is 27724.2951673449

Scales and comparisons

• 21,309,906,381,400 seconds is equal to 677,589 years, 5 weeks, 3 days, 23 hours, 16 minutes, 40 seconds.
• To count from 1 to 21,309,906,381,400 would take you about one million, six hundred ninety-three thousand, nine hundred seventy-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 21309906381400 cubic inches would be around 2310.4 feet tall.

Recreational maths with 21309906381400

• 21309906381400 backwards is 00418360990312
• The number of decimal digits it has is: 14
• The sum of 21309906381400's digits is 46
• More coming soon!