21379684495400

Names of 21379684495400

• Cardinal: 21379684495400 can be written as Twenty-one trillion, three hundred seventy-nine billion, six hundred eighty-four million, four hundred ninety-five thousand, four hundred.

Scientific notation

• Scientific notation: 2.13796844954 × 10¹³

Factors of 21379684495400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 89

Divisors of 21379684495400

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 23 25 28 35 40 41 44 46 50 55 56 70 77 82 88 92 100 110 115 121 140 154 161 164 175 184 200 205 220 230 242 253 275 280 287 308 322 328 350 385 410 440 451 460 484 506 529 550 574 575 605 616 644 700 770 805 820 847 902 920 943 968 1012 1025 1058 1100 1148 1150 1210 1265 1288 1331 1400 1435 1540 1610 1640 1694 1771 1804 1886 1925 2024 2050 2116 2200 2255 2296 2300 2420 2530 2645 2662 2783 2870 3025 3080 3157 3220 3388 3542 3608 3703 3772 3850 4025 4100 4232 4235 4510 4600 4715 4840 4961 5060 5290 5324 5566 5740 5819 6050 6314 6325 6440 6601 6655 6776 7084 7175 7406 7544 7700 8050 8200 8470 8855 9020 9317 9430 9922 10120 10373 10580 10648 11132 11275 11480 11638 12100 12167 12628 12650 13202 13225 13310 13915 14168 14350 14812 15400 15785 16100 16940 17710 18040 18515 18634 18860 19481 19844 20746 21160 21175 21689 22264 22550 23276 23575 24200 24334 24805 25256 25300 26404 26450 26620 27830 28700 29095 29624 30613 31570 32200 33005 33275 33880 34727 35420 37030 37268 37720 38962 39688 40733 41492 42350 43378 44275 45100 46552 46585 47150 48668 49610 50600 51865 52808 52900 53240 54571 55660 57400 58190 60835 61226 63140 64009 66010 66550 69454 69575 70840 72611 74060 74536 77924 78925 81466 82984 84700 85169 86756 88550 90200 92575 93170 94300 97336 97405 99220 103730 105800 108445 109142 111320 114103 116380 121670 122452 124025 126280 128018 132020 133100 133837 138908 139150 145222 145475 148120 151823 153065 155848 157850 162932 165025 169400 170338 173512 173635 177100 185150 186340 188600 194810 198440 203665 207460 214291 216890 218284 228206 232760 232925 238579 243340 244904 248050 256036 259325 264040 266200 267674 272855 277816 278300 279841 290444 290950 303646 304175 306130 315700 320045 325864 330050 340676 347270 354200 363055 370300 372680 381997 389620 407330 414920 425845 428582 433780 436568 448063 456412 465850 477158 486680 487025 496100 498847 512072 518650 535348 542225 545710 556600 559682 570515 580888 581900 607292 608350 612260 631400 640090 660100 669185 681352 694540 704099 726110 740600 759115 763994 765325 779240 798721 814660 851690 857164 867560 868175 896126 912824 931700 936859 954316 974050 992200 997694 1018325 1037300 1070696 1071455 1084450 1091420 1119364 1141030 1163800 1192895 1214584 1216700 1224520 1255133 1280180 1320200 1338370 1364275 1389080 1399205 1408198 1452220 1472207 1518230 1527988 1530650 1597442 1600225 1629320 1670053 1703380 1714328 1736350 1792252 1815275 1863400 1873718 1908632 1909985 1948100 1958887 1995388 2036650 2074600 2129225 2142910 2168900 2182840 2238728 2240315 2282060 2385790 2433400 2494235 2510266 2560360 2624369 2676740 2728550 2798410 2816396 2852575 2904440 2944414 3036460 3055976 3061300 3078251 3194884 3200450 3340106 3345925 3406760 3472700 3491929 3520495 3584504 3630550 3747436 3795575 3819970 3896200 3917774 3990776 3993605 4073300 4258450 4285820 4337800 4480630 4564120 4684295 4771580 4928693 4988470 5020532 5248738 5353480 5357275 5457100 5487317 5596820 5632792 5705150 5888828 5964475 6072920 6122600 6156502 6275665 6389768 6400900 6680212 6691850 6945400 6983858 6996025 7040990 7261100 7361035 7494872 7591150 7639940 7835548 7987210 8146600 8350265 8516900 8571640 8785931 8961260 9368590 9543160 9549925 9794435 9857386 9976940 10041064 10305449 10497476 10714550 10914200 10974634 11193640 11201575 11410300 11473481 11777656 11928950 12313004 12471175 12551330 12801800 13121845 13360424 13383700 13967716 13992050 14081980 14522200 14722070 15182300 15279880 15391255 15671096 15974420 16194277 16700530 17033800 17459645 17571862 17602475 17922520 18370583 18737180 19099850 19588870 19714772 19953880 19968025 20610898 20994952 21429100 21547757 21949268 22403150 22820600 22946962 23421475 23857900 24626008 24643465 24942350 25102660 26243690 26767400 27436585 27935432 27984100 28163960 28868059 29444140 30364600 30782510 31378325 31948840 32388554 33401060 33860761 34919290 35143724 35204950 36741166 36805175 37474360 38199700 38411219 39177740 39429544 39936050 41221796 41751325 42858200 43095514 43898536 43929655 44806300 45893924 46842950 47715800 48972175 49286930 49884700 50205320 51527245 52487380 54873170 55968200 57367405 57736118 58888280 60360487 61565020 62756650 64777108 65609225 66802120 67721522 69838580 70287448 70409900 73482332 73610350 76399400 76822438 76956275 78355480 79872100 80314367 80971385 82443592 83502650 86191028 87298225 87859310 89612600 91787848 91852915 93685900 97944350 98573860 99769400 103054490 104974760 107738785 109746340 113359939 114734810 115472236 120720974 123130040 123217325 125513300 126208291 129554216 131218450 135443044 137182925 139677160 140819800 144340295 146964664 147220700 153644876 153912550 159744200 160628734 161942770 167005300 169303805 172382056 174596450 175718620 183705830 187371800 192056095 195888700 197147720 202076413 206108980 215477570 219492680 219648275 226719878 229469620 230944472 237025327 241441948 246434650 251026600 252416582 257636225 262436900 270886088 274365850 286837025 288680590 294441400 301802435 307289752 307825100 321257468 323885540 334010600 338607610 349192900 351437240 367411660 372468371 384112190 391777400 401571835 404152826 404856925 412217960 422523409 430955140 439296550 453439756 458939240 459264575 474050654 482883896 492869300 504833164 515272450 524873800 538693925 548731700 566799695 573674050 577361180 603604870 615650200 631041455 642514936 647771080 663965357 677215220 698385800 721701475 734823320 744936742 768224380 803143670 808305652 809713850 845046818 846519025 861910280 878593100 883458037 906879512 918529150 948101308 960280475 985738600 1009666328 1010382065 1030544900 1077387850 1097463400 1133599390 1147348100 1154722360 1185126635 1207209740 1262082910 1327930714 1354430440 1388291201 1443402950 1489873484 1509012175 1536448760 1606287340 1616611304 1619427700 1690093636 1693038050 1757186200 1766916074 1837058300 1862341855 1896202616 1920560950 2007859175 2020764130 2061089800 2112617045 2154775700 2267198780 2294696200 2370253270 2414419480 2524165820 2607278597 2655861428 2776582402 2833998475 2886805900 2979746968 3018024350 3155207275 3212574680 3238855400 3319826785 3380187272 3386076100 3533832148 3674116600 3724683710 3841121900 4015718350 4041528260 4225234090 4309551400 4417290185 4534397560 4647757499 4740506540 5048331640 5051910325 5214557194 5311722856 5553164804 5667996950 5773611800 5925633175 6036048700 6310414550 6639653570 6772152200 6941456005 7067664296 7449367420 7682243800 8031436700 8083056520 8450468180 8834580370 9295514998 9311709275 9481013080 9718038407 10103820650 10429114388 10563085225 11106329608 11335993900 11851266350 12072097400 12620829100 13036392985 13279307140 13882912010 14898734840 15271203211 16062873400 16599133925 16900936360 17669160740 18591029996 18623418550 19436076814 20207641300 20858228776 21126170450 22086450925 22671987800 23238787495 23702532700 25241658200 26072785970 26558614280 27765824020 30542406422 33198267850 34707280025 35338321480 37182059992 37246837100 38872153628 40415282600 42252340900 44172901850 46477574990 47405065400 48590192035 52145571940 55531648040 61084812844 65181964925 66396535700 69414560050 74493674200 76356016055 77744307256 84504681800 88345803700 92955149980 97180384070 104291143880 106898422477 116193937475 122169625688 130363929850 132793071400 138829120100 152712032110 176691607400 185910299960 194360768140 213796844954 232387874950 242950960175 260727859700 277658240200 305424064220 381780080275 388721536280 427593689908 464775749900 485901920350 521455719400 534492112385 610848128440 763560160550 855187379816 929551499800 971803840700 1068984224770 1527120321100 1943607681400 2137968449540 2672460561925 3054240642200 4275936899080 5344921123850 10689842247700 21379684495400
• Sum of all divisors σ(n): 66919045656960
• Sum of proper divisors (its aliquot sum) s(n): 45539361161560
• 21379684495400 is an abundant number, because the sum of its proper divisors (45539361161560) is greater than itself. Its abundance is 24159676666160

Bases of 21379684495400

• Binary: 100110111000111011000011111111111000000101000₂
• Hexadecimal: 0x1371D87FF028
• Base-36: 7KTOW53C8

Squares and roots of 21379684495400

• 21379684495400 squared (21379684495400²) is 457090909122847152621160000
• 21379684495400 cubed (21379684495400³) is 9772459422762025682798651921962664000000
• The square root of 21379684495400 is 4623817.0914732343
• The cube root of 21379684495400 is 27754.5227573091

Scales and comparisons

• 21,379,684,495,400 seconds is equal to 679,807 years, 43 weeks, 3 days, 43 minutes, 20 seconds.
• To count from 1 to 21,379,684,495,400 would take you about one million, six hundred ninety-nine thousand, five hundred nineteen 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 21379684495400 cubic inches would be around 2312.9 feet tall.

Recreational maths with 21379684495400

• 21379684495400 backwards is 00459448697312
• The number of decimal digits it has is: 14
• The sum of 21379684495400's digits is 62
• More coming soon!