21369405028400

Names of 21369405028400

• Cardinal: 21369405028400 can be written as Twenty-one trillion, three hundred sixty-nine billion, four hundred five million, twenty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.13694050284 × 10¹³

Factors of 21369405028400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8826

Divisors of 21369405028400

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 17 20 22 25 26 34 40 44 50 52 55 65 68 80 85 88 100 104 110 130 136 143 169 170 176 187 197 200 208 220 221 260 272 275 286 325 338 340 374 394 400 425 440 442 520 550 572 650 676 680 715 748 788 845 850 880 884 935 985 1040 1100 1105 1144 1300 1352 1360 1430 1496 1576 1690 1700 1768 1859 1870 1970 2167 2200 2210 2288 2431 2561 2600 2704 2860 2873 2992 3152 3349 3380 3400 3536 3575 3718 3740 3940 4225 4334 4400 4420 4675 4862 4925 5122 5200 5525 5720 5746 6698 6760 6800 7150 7436 7480 7880 8450 8581 8668 8840 9295 9350 9724 9850 10244 10835 11050 11440 11492 12155 12805 13396 13520 14300 14365 14872 14960 15760 16745 16900 17162 17336 17680 18590 18700 19448 19700 20488 21670 22100 22984 24310 25610 26792 28171 28600 28730 29744 31603 33293 33490 33800 34324 34672 36839 37180 37400 38896 39400 40976 42905 43340 43537 44200 45968 46475 48620 51220 53584 54175 56342 57200 57460 60775 63206 64025 66586 66980 67600 68648 71825 73678 74360 74800 78800 83725 85810 86680 87074 88400 92950 94391 97240 102440 108350 111553 112684 114920 121550 126412 128050 133172 133960 137296 140855 143650 145877 147356 148720 158015 166465 167450 171620 173360 174148 184195 185900 188782 194480 204880 214525 216700 217685 223106 225368 229840 243100 252824 256100 266344 267920 281710 287300 291754 294712 316030 332930 334900 343240 348296 366223 368390 371800 377564 429050 433400 435370 446212 450736 471955 478907 486200 505648 512200 532688 557765 563420 565981 574600 583508 589424 632060 665860 669800 686480 696592 704275 729385 732446 736780 743600 755128 790075 832325 858100 866800 870740 892424 920975 943910 957814 972400 1024400 1088425 1115530 1126840 1131962 1149200 1167016 1227083 1264120 1331720 1339600 1408550 1450189 1458770 1464892 1473560 1510256 1580150 1604647 1664650 1690457 1716200 1741480 1784848 1831115 1841950 1887820 1896401 1915628 2176850 2231060 2253680 2263924 2334032 2359775 2394535 2454166 2528240 2663440 2788825 2817100 2829905 2900378 2917540 2929784 2947120 3160300 3209294 3329300 3380914 3432400 3482960 3646925 3662230 3683900 3775640 3792802 3831256 4353700 4462120 4527848 4719550 4789070 4908332 5577650 5634200 5659810 5800756 5835080 5859568 6135415 6225791 6320600 6418588 6658600 6761828 7250945 7293850 7324460 7367800 7551280 7585604 7662512 8023235 8452285 8707400 8924240 9055696 9155575 9439100 9482005 9578140 9816664 11155300 11268400 11319620 11601512 11670160 11972675 12270830 12451582 12641200 12837176 13317200 13523656 14149525 14501890 14587700 14648920 14735600 15171208 15952079 16046470 16904570 17414800 18311150 18595027 18878200 18964010 19156280 19633328 20860411 21975941 22310600 22639240 23203024 23945350 24541660 24653213 24903164 25674352 27047312 28299050 28737769 29003780 29175400 29297840 30342416 30677075 31128955 31904158 32092940 33809140 36254725 36622300 37190054 37756400 37928020 38312560 40116175 41720822 42261425 43951882 44621200 45278480 47410025 47890700 49083320 49306426 49806328 56598100 57475538 58007560 58350800 61354150 62257910 63808316 64185880 67618280 72509450 73244600 74380108 75856040 79760395 80232350 83441644 84522850 87903764 92975135 94820050 95781400 98166640 98612852 99612656 104302055 109879705 113196200 114951076 116015120 122708300 123266065 124515820 127616632 128371760 135236560 143688845 145018900 146489200 148760216 151712080 155644775 159520790 160464700 166883288 169045700 175807528 185950270 189640100 191562800 197225704 208604110 219759410 226392400 229902152 241735351 245416600 246532130 249031640 255233264 271185343 285687233 287377690 290037800 297520432 311289550 316115459 319041580 320929400 333766576 338091400 351615056 371900540 373590997 379280200 394451408 398801975 417208220 439518820 459804304 464875675 483470702 490833200 493064260 498063280 521510275 542370686 549398525 571374466 574755380 580075600 616330325 622579100 632230918 638083160 641858800 676182800 718444225 743801080 747181994 758560400 797603950 834416440 879037640 929751350 966941404 986128520 1043020550 1084741372 1098797050 1142748932 1149510760 1208676755 1232660650 1245158200 1264461836 1276166320 1355926715 1428436165 1436888450 1487602160 1494363988 1580577295 1595207900 1668832880 1758075280 1859502700 1867954985 1933882808 1972257040 2086041100 2169482744 2197594100 2285497864 2299021520 2417353510 2465321300 2490316400 2528923672 2711853430 2856872330 2873776900 2988727976 3142559563 3161154590 3190415800 3719005400 3735909970 3867765616 4109500967 4172082200 4338965488 4395188200 4570995728 4834707020 4856682961 4930642600 5057847344 5423706860 5713744660 5747553800 5977455952 6043383775 6285119126 6322309180 6380831600 6779633575 7142180825 7438010800 7471819940 7902886475 8219001934 8344164400 8790376400 9339774925 9669414040 9713365922 9861285200 10847413720 11427489320 11495107600 12086767550 12570238252 12644618360 13559267150 14284361650 14943639880 15712797815 15805772950 16438003868 18679549850 19338828080 19426731844 20547504835 21694827440 22854978640 24173535100 24283414805 25140476504 25289236720 27118534300 28568723300 29887279760 31425595630 31611545900 32876007736 37359099700 38853463688 41095009670 48347070200 48566829610 50280953008 53423512571 54237068600 57137446600 62851191260 63223091800 65752015472 74718199400 77706927376 78563989075 82190019340 96694140400 97133659220 102737524175 106847025142 108474137200 114274893200 121417074025 125702382520 126446183600 149436398800 157127978150 164380038680 194267318440 205475048350 213694050284 242834148050 251404765040 267117562855 314255956300 328760077360 388534636880 410950096700 427388100568 485668296100 534235125710 628511912600 821900193400 854776201136 971336592200 1068470251420 1257023825200 1335587814275 1643800386800 1942673184400 2136940502840 2671175628550 4273881005680 5342351257100 10684702514200 21369405028400
• Sum of all divisors σ(n): 64547871984288
• Sum of proper divisors (its aliquot sum) s(n): 43178466955888
• 21369405028400 is an abundant number, because the sum of its proper divisors (43178466955888) is greater than itself. Its abundance is 21809061927488

Bases of 21369405028400

• Binary: 100110110111101110011110010111011100000110000₂
• Hexadecimal: 0x136F73CBB830
• Base-36: 7KOYW0FU8

Squares and roots of 21369405028400

• 21369405028400 squared (21369405028400²) is 456651471267807204806560000
• 21369405028400 cubed (21369405028400³) is 9758370246336537405435051913306304000000
• The square root of 21369405028400 is 4622705.3797965537
• The cube root of 21369405028400 is 27750.0738697381

Scales and comparisons

• 21,369,405,028,400 seconds is equal to 679,480 years, 50 weeks, 6 days, 17 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,369,405,028,400 would take you about one million, six hundred ninety-eight thousand, seven hundred 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 21369405028400 cubic inches would be around 2312.5 feet tall.

Recreational maths with 21369405028400

• 21369405028400 backwards is 00482050496312
• 21369405028400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21369405028400's digits is 44
• More coming soon!