21304897136640

Names of 21304897136640

• Cardinal: 21304897136640 can be written as Twenty-one trillion, three hundred four billion, eight hundred ninety-seven million, one hundred thirty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.130489713664 × 10¹³

Factors of 21304897136640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 53461

Divisors of 21304897136640

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 37 39 40 45 48 52 54 60 64 65 72 74 78 80 81 90 96 104 108 111 117 120 128 130 135 144 148 156 160 162 180 185 192 195 208 216 222 234 240 256 260 270 288 296 312 320 324 333 351 360 370 384 390 405 416 432 444 468 480 481 512 520 540 555 576 585 592 624 640 648 666 702 720 740 768 780 810 832 864 888 936 960 962 999 1024 1040 1053 1080 1110 1152 1170 1184 1248 1280 1296 1332 1404 1440 1443 1480 1536 1560 1620 1664 1665 1728 1755 1776 1872 1920 1924 1998 2048 2080 2106 2160 2220 2304 2340 2368 2405 2496 2560 2592 2664 2808 2880 2886 2960 2997 3072 3120 3240 3328 3330 3456 3510 3552 3744 3840 3848 3996 4160 4212 4320 4329 4440 4608 4680 4736 4810 4992 4995 5120 5184 5265 5328 5616 5760 5772 5920 5994 6144 6240 6480 6656 6660 6912 7020 7104 7215 7488 7680 7696 7992 8320 8424 8640 8658 8880 9216 9360 9472 9620 9984 9990 10240 10368 10530 10656 11232 11520 11544 11840 11988 12480 12960 12987 13312 13320 13824 14040 14208 14430 14976 14985 15360 15392 15984 16640 16848 17280 17316 17760 18432 18720 18944 19240 19968 19980 20736 21060 21312 21645 22464 23040 23088 23680 23976 24960 25920 25974 26624 26640 27648 28080 28416 28860 29952 29970 30720 30784 31968 33280 33696 34560 34632 35520 37440 37888 38480 38961 39936 39960 41472 42120 42624 43290 44928 46080 46176 47360 47952 49920 51840 51948 53280 53401 55296 56160 56832 57720 59904 59940 61568 63936 64935 66560 67392 69120 69264 71040 74880 75776 76960 77922 79872 79920 82944 84240 85248 86580 89856 92160 92352 94720 95904 99840 103680 103896 106560 106802 112320 113664 115440 119808 119880 123136 127872 129870 133120 134784 138240 138528 142080 149760 153920 155844 159840 160203 165888 168480 170496 173160 179712 184704 189440 191808 194805 199680 207360 207792 213120 213604 224640 227328 230880 239616 239760 246272 255744 259740 267005 269568 276480 277056 284160 299520 307840 311688 319680 320406 336960 340992 346320 359424 369408 378880 383616 389610 399360 414720 415584 426240 427208 449280 461760 479520 480609 492544 511488 519480 534010 539136 554112 568320 599040 615680 623376 639360 640812 673920 681984 692640 694213 718848 738816 767232 779220 801015 829440 831168 852480 854416 898560 923520 959040 961218 985088 1022976 1038960 1068020 1078272 1108224 1136640 1198080 1231360 1246752 1278720 1281624 1347840 1385280 1388426 1441827 1477632 1534464 1558440 1602030 1662336 1704960 1708832 1797120 1847040 1918080 1922436 1975837 2045952 2077920 2082639 2136040 2156544 2216448 2403045 2462720 2493504 2557440 2563248 2695680 2770560 2776852 2883654 2955264 3068928 3116880 3204060 3324672 3409920 3417664 3471065 3594240 3694080 3836160 3844872 3951674 4155840 4165278 4272080 4325481 4432896 4806090 4925440 4987008 5114880 5126496 5391360 5541120 5553704 5767308 5927511 6137856 6233760 6247917 6408120 6649344 6835328 6942130 7209135 7388160 7672320 7689744 7903348 8311680 8330556 8544160 8650962 8865792 9612180 9879185 9974016 10229760 10252992 10413195 10782720 11082240 11107408 11534616 11855022 12467520 12495834 12816240 13298688 13670656 13884260 14418270 14776320 15344640 15379488 15806696 16623360 16661112 17088320 17301924 17782533 18743751 19224360 19758370 19948032 20505984 20826390 21627405 22164480 22214816 23069232 23710044 24935040 24991668 25632480 25685881 26597376 27341312 27768520 28836540 29637555 30689280 30758976 31239585 31613392 33246720 33322224 34176640 34603848 35565066 37487502 38448720 39516740 39896064 41011968 41652780 43254810 44328960 44429632 46138464 47420088 49870080 49983336 51264960 51371762 53347599 54682624 55537040 56231253 57673080 59275110 61517952 62479170 63226784 66493440 66644448 68353280 69207696 71130132 74975004 76897440 77057643 79033480 79792128 82023936 83305560 86509620 88859264 88912665 92276928 93718755 94840176 99740160 99966672 102529920 102743524 106695198 109365248 111074080 112462506 115346160 118550220 123035904 124958340 126453568 128429405 132986880 133288896 136706560 138415392 142260264 149950008 153794880 154115286 158066960 160042797 164047872 166611120 173019240 177718528 177825330 184553856 187437510 189680352 199480320 199933344 205059840 205487048 213390396 222148160 224925012 230692320 231172929 237100440 246071808 249916680 252907136 256858810 266577792 266737995 273413120 276830784 281156265 284520528 299900016 307589760 308230572 316133920 320085594 328095744 333222240 346038480 355437056 355650660 369107712 374875020 379360704 385288215 398960640 399866688 410119680 410974096 426780792 444296320 449850024 461384640 462345858 474200880 492143616 499833360 505814272 513717620 533155584 533475990 546826240 553661568 562312530 569041056 599800032 615179520 616461144 632267840 640171188 666444480 692076960 693518787 710874112 711301320 738215424 749750040 758721408 770576430 799733376 800213985 820239360 821948192 853561584 888592640 899700048 922769280 924691716 948401760 984287232 999666720 1011628544 1027435240 1066311168 1066951980 1107323136 1124625060 1138082112 1155864645 1199600064 1230359040 1232922288 1264535680 1280342376 1332888960 1384153920 1387037574 1421748224 1422602640 1476430848 1499500080 1517442816 1541152860 1599466752 1600427970 1640478720 1643896384 1707123168 1777185280 1799400096 1845538560 1849383432 1896803520 1999333440 2023257088 2054870480 2080556361 2132622336 2133903960 2214646272 2249250120 2276164224 2311729290 2399200128 2460718080 2465844576 2529071360 2560684752 2665777920 2768307840 2774075148 2845205280 2952861696 2999000160 3034885632 3082305720 3198933504 3200855940 3287792768 3414246336 3467593935 3554370560 3598800192 3691077120 3698766864 3793607040 3998666880 4046514176 4109740960 4161112722 4265244672 4267807920 4429292544 4498500240 4552328448 4623458580 4798400256 4921436160 4931689152 5058142720 5121369504 5331555840 5536615680 5548150296 5690410560 5998000320 6069771264 6164611440 6397867008 6401711880 6575585536 6828492672 6935187870 7108741120 7197600384 7382154240 7397533728 7587214080 7997333760 8219481920 8322225444 8535615840 8858585088 8997000480 9104656896 9246917160 9596800512 9863378304 10116285440 10242739008 10402781805 10663111680 11073231360 11096300592 11380821120 11996000640 12139542528 12329222880 12795734016 12803423760 13151171072 13656985344 13870375740 14395200768 14764308480 14795067456 15174428160 15994667520 16438963840 16644450888 17071231680 17994000960 18209313792 18493834320 19193601024 19726756608 20232570880 20485478016 20805563610 21326223360 22146462720 22192601184 22761642240 23992001280 24658445760 25606847520 26302342144 27313970688 27740751480 28790401536 29590134912 30348856320 31989335040 32877927680 33288901776 34142463360 35988001920 36418627584 36987668640 38387202048 39453513216 40970956032 41611127220 44292925440 44385202368 45523284480 47984002560 49316891520 51213695040 52604684288 54627941376 55481502960 57580803072 59180269824 60697712640 63978670080 65755855360 66577803552 68284926720 71976003840 73975337280 78907026432 81941912064 83222254440 88770404736 91046568960 95968005120 98633783040 102427390080 109255882752 110963005920 115161606144 118360539648 131511710720 133155607104 136569853440 143952007680 147950674560 157814052864 163883824128 166444508880 177540809472 182093137920 191936010240 197267566080 204854780160 221926011840 236721079296 263023421440 266311214208 273139706880 287904015360 295901349120 327767648256 332889017760 355081618944 394535132160 409709560320 443852023680 473442158592 532622428416 546279413760 575808030720 591802698240 665778035520 710163237888 789070264320 819419120640 887704047360 1065244856832 1183605396480 1331556071040 1420326475776 1638838241280 1775408094720 2130489713664 2367210792960 2663112142080 3550816189440 4260979427328 5326224284160 7101632378880 10652448568320 21304897136640
• Sum of all divisors σ(n): 84461673376080
• Sum of proper divisors (its aliquot sum) s(n): 63156776239440
• 21304897136640 is an abundant number, because the sum of its proper divisors (63156776239440) is greater than itself. Its abundance is 41851879102800

Bases of 21304897136640

• Binary: 100110110000001101110110100110110100000000000₂
• Hexadecimal: 0x13606ED36800
• Base-36: 7JVC1OG00

Squares and roots of 21304897136640

• 21304897136640 squared (21304897136640²) is 453898642002811270830489600
• 21304897136640 cubed (21304897136640³) is 9670263878330478278746817433849298944000
• The square root of 21304897136640 is 4615722.8184369997
• The cube root of 21304897136640 is 27722.1226462481

Scales and comparisons

• 21,304,897,136,640 seconds is equal to 677,429 years, 43 weeks, 14 hours, 24 minutes.
• To count from 1 to 21,304,897,136,640 would take you about one million, six hundred ninety-three thousand, five hundred seventy-four 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 21304897136640 cubic inches would be around 2310.2 feet tall.

Recreational maths with 21304897136640

• 21304897136640 backwards is 04663179840312
• 21304897136640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21304897136640's digits is 54
• More coming soon!