21640840200

Names of 21640840200

• Cardinal: 21640840200 can be written as Twenty-one billion, six hundred forty million, eight hundred forty thousand, two hundred.

Scientific notation

• Scientific notation: 2.16408402 × 10¹⁰

Factors of 21640840200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 317

Divisors of 21640840200

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 20 21 24 25 27 28 30 34 35 36 40 42 45 49 50 51 54 56 60 63 68 70 72 75 84 85 90 98 100 102 105 108 119 120 126 135 136 140 147 150 153 168 170 175 180 189 196 200 204 210 216 225 238 245 252 255 270 280 283 289 294 300 306 315 340 350 357 360 378 392 408 420 425 441 450 459 476 490 504 510 525 540 566 578 588 595 600 612 630 675 680 700 714 735 756 765 833 840 849 850 867 882 900 918 945 952 980 1020 1050 1071 1080 1132 1156 1176 1190 1224 1225 1260 1275 1323 1350 1400 1415 1428 1445 1470 1512 1530 1575 1666 1698 1700 1734 1764 1785 1800 1836 1890 1960 1981 2023 2040 2100 2142 2205 2264 2295 2312 2380 2450 2499 2520 2547 2550 2601 2646 2700 2830 2856 2890 2940 2975 3060 3150 3213 3332 3396 3400 3468 3528 3570 3672 3675 3780 3825 3962 4046 4165 4200 4245 4284 4335 4410 4590 4725 4760 4811 4900 4998 5094 5100 5202 5292 5355 5400 5660 5780 5880 5943 5950 6069 6120 6300 6426 6615 6664 6792 6936 7075 7140 7225 7350 7497 7560 7641 7650 7803 7924 8092 8330 8490 8568 8670 8820 8925 9180 9450 9622 9800 9905 9996 10115 10188 10200 10404 10584 10710 11025 11320 11475 11560 11886 11900 12138 12495 12600 12735 12852 13005 13230 13867 14150 14161 14280 14433 14450 14700 14994 15282 15300 15606 15848 16065 16184 16660 16980 17340 17640 17829 17850 18207 18360 18900 19244 19810 19992 20230 20376 20808 20825 21225 21420 21675 22050 22491 22950 23772 23800 24055 24276 24990 25470 25704 26010 26460 26775 27734 28300 28322 28866 28900 29400 29715 29988 30345 30564 30600 31212 32130 33075 33320 33677 33960 34680 35658 35700 36414 37485 37800 38205 38488 39015 39620 40460 41601 41650 42450 42483 42840 43299 43350 44100 44982 45900 47544 48110 48552 49525 49980 50575 50940 52020 52920 53487 53550 54621 55468 56600 56644 57732 57800 59430 59976 60690 61128 62424 62475 63675 64260 65025 66150 67354 69335 70805 71316 71400 72165 72828 74970 76410 78030 79240 80325 80920 81787 83202 83300 84900 84966 86598 86700 88200 89145 89964 91035 91800 96220 99050 99960 101031 101150 101880 104040 106974 107100 109242 110936 112455 113288 115464 118860 120275 121380 124803 124950 127350 127449 128520 129897 130050 132300 134708 138670 141610 142632 144330 145656 148575 149940 151725 152820 156060 160650 163574 166404 166600 168385 169800 169932 173196 173400 178290 179928 182070 187425 191025 192440 195075 198100 202062 202300 208005 212415 213948 214200 216495 218484 224910 235739 237720 240550 242760 245361 249606 249900 254700 254898 259794 260100 264600 267435 269416 273105 277340 283220 288660 297150 299880 303093 303450 305640 312120 321300 327148 332808 336770 339864 346392 346675 354025 356580 360825 364140 374409 374850 382050 382347 390150 396200 404124 404600 408935 416010 424830 427896 432990 436968 445725 449820 455175 471478 481100 490722 499212 499800 505155 509400 509796 519588 520200 534870 546210 554680 562275 566440 572509 577320 594300 606186 606900 624015 637245 642600 649485 654296 673540 693350 707217 708050 713160 721650 728280 736083 748818 749700 764100 764694 780300 808248 817870 832020 841925 849660 865980 891450 899640 909279 910350 942956 962200 981444 998424 1010310 1019592 1039176 1040025 1062075 1069740 1082475 1092420 1124550 1145018 1178695 1188600 1212372 1213800 1226805 1248030 1274490 1298970 1337175 1347080 1365525 1386700 1414434 1416100 1443300 1472166 1497636 1499400 1515465 1528200 1529388 1560600 1635740 1664040 1683850 1699320 1717527 1731960 1782900 1818558 1820700 1872045 1885912 1911735 1962888 2020620 2044675 2080050 2121651 2124150 2139480 2164950 2184840 2208249 2249100 2290036 2357390 2424744 2453610 2496060 2525775 2548980 2597940 2674350 2731050 2773400 2828868 2832200 2862545 2886600 2944332 2995272 3030930 3058776 3120075 3186225 3247425 3271480 3367700 3435054 3536085 3565800 3637116 3641400 3680415 3744090 3823470 4007563 4041240 4089350 4160100 4243302 4248300 4329900 4416498 4498200 4546395 4580072 4714780 4907220 4992120 5051550 5097960 5152581 5195880 5348700 5462100 5657736 5725090 5888664 5893475 6061860 6134025 6240150 6364953 6372450 6494850 6735400 6870108 7072170 7274232 7360830 7488180 7577325 7646940 8015126 8178700 8320200 8486604 8496600 8587635 8659800 8832996 9092790 9360225 9429560 9558675 9814440 10103100 10305162 10608255 10697400 10924200 11041245 11450180 11786950 12022689 12123720 12268050 12480300 12729906 12744900 12989700 13740216 14144340 14312725 14721660 14976360 15154650 15293880 15457743 16030252 16357400 16973208 17175270 17665992 17680425 18185580 18402075 18720450 19117350 20037815 20206200 20610324 21216510 22082490 22731975 22900360 23573900 24045378 24536100 24960600 25459812 25489800 25762905 25979400 28288680 28625450 29443320 30309300 30915486 31824765 32060504 34350540 35360850 36068067 36371160 36804150 37440900 38234700 40075630 41220648 42433020 42938175 44164980 45463950 47147800 48090756 49072200 50919624 51525810 53041275 55206225 57250900 60113445 60618600 61830972 63649530 68701080 70721700 72136134 73608300 74881800 76469400 77288715 80151260 84866040 85876350 88329960 90927900 96181512 100189075 103051620 106082550 108204201 110412450 114501800 120226890 123661944 127299060 128814525 141443400 144272268 147216600 154577430 159123825 160302520 171752700 180340335 181855800 200378150 206103240 212165100 216408402 220824900 240453780 254598120 257629050 288544536 300567225 309154860 318247650 343505400 360680670 386443575 400756300 424330200 432816804 441649800 480907560 515258100 541021005 601134450 618309720 636495300 721361340 772887150 801512600 865633608 901701675 1030516200 1082042010 1202268900 1272990600 1442722680 1545774300 1803403350 2164084020 2404537800 2705105025 3091548600 3606806700 4328168040 5410210050 7213613400 10820420100 21640840200
• Sum of all divisors σ(n): 92436717600
• Sum of proper divisors (its aliquot sum) s(n): 70795877400
• 21640840200 is an abundant number, because the sum of its proper divisors (70795877400) is greater than itself. Its abundance is 49155037200

Bases of 21640840200

• Binary: 10100001001111001010000010000001000₂
• Hexadecimal: 0x509E50408
• Base-36: 9XWEB60

Squares and roots of 21640840200

• 21640840200 squared (21640840200²) is 468325964561936040000
• 21640840200 cubed (21640840200³) is 10134967360595720844260808000000
• The square root of 21640840200 is 147108.2601351807
• The cube root of 21640840200 is 2786.7074119203

Scales and comparisons

• 21,640,840,200 seconds is equal to 688 years, 5 weeks, 5 days, 16 hours, 30 minutes.
• To count from 1 to 21,640,840,200 would take you about one thousand, three hundred seventy-six 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 21640840200 cubic inches would be around 232.2 feet tall.

Recreational maths with 21640840200

• 21640840200 backwards is 00204804612
• 21640840200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21640840200's digits is 27
• More coming soon!