21121191000

Names of 21121191000

• Cardinal: 21121191000 can be written as Twenty-one billion, one hundred twenty-one million, one hundred ninety-one thousand.

Scientific notation

• Scientific notation: 2.1121191 × 10¹⁰

Factors of 21121191000

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 125

Divisors of 21121191000

• Number of divisors d(n): 1536
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 17 18 20 21 24 25 26 28 30 34 35 36 37 39 40 41 42 45 50 51 52 56 60 63 65 68 70 72 74 75 78 82 84 85 90 91 100 102 104 105 111 117 119 120 123 125 126 130 136 140 148 150 153 156 164 168 170 175 180 182 185 195 200 204 205 210 221 222 225 234 238 246 250 252 255 259 260 273 280 287 296 300 306 312 315 325 328 333 340 350 357 360 364 369 370 375 390 408 410 420 425 442 444 450 455 468 476 481 492 500 504 510 518 520 525 533 546 555 574 585 595 600 612 615 629 630 650 663 666 680 697 700 714 728 738 740 750 765 777 780 819 820 840 850 861 875 884 888 900 910 925 936 952 962 975 984 1000 1020 1025 1036 1050 1066 1071 1092 1105 1110 1125 1148 1170 1190 1224 1230 1258 1260 1275 1295 1300 1326 1332 1365 1394 1400 1428 1435 1443 1476 1480 1500 1517 1530 1547 1554 1560 1575 1599 1625 1638 1640 1665 1700 1722 1750 1768 1785 1800 1820 1845 1850 1887 1924 1950 1989 2040 2050 2072 2091 2100 2125 2132 2142 2184 2210 2220 2250 2275 2296 2331 2340 2380 2405 2460 2516 2520 2550 2583 2590 2600 2625 2652 2664 2665 2730 2775 2788 2856 2870 2886 2925 2952 2975 3000 3034 3060 3075 3094 3108 3145 3150 3198 3250 3276 3315 3330 3367 3400 3444 3485 3500 3570 3640 3690 3700 3731 3774 3825 3848 3885 3900 3978 4095 4100 4182 4200 4250 4264 4284 4305 4329 4403 4420 4440 4500 4550 4551 4625 4641 4662 4680 4760 4797 4810 4875 4879 4920 5032 5100 5125 5166 5180 5250 5304 5330 5355 5460 5525 5550 5576 5661 5740 5772 5850 5950 6068 6120 6150 6188 6216 6273 6290 6300 6375 6396 6475 6500 6552 6630 6660 6734 6825 6888 6970 7000 7140 7175 7215 7380 7400 7462 7548 7585 7650 7735 7770 7800 7875 7956 7995 8177 8190 8200 8325 8364 8500 8568 8610 8658 8806 8840 8925 9000 9061 9100 9102 9225 9250 9282 9324 9435 9594 9620 9750 9758 9945 10101 10200 10250 10332 10360 10455 10500 10619 10660 10710 10920 11050 11100 11193 11322 11375 11480 11544 11655 11700 11900 12025 12136 12300 12376 12546 12580 12600 12750 12792 12915 12950 13000 13209 13260 13320 13325 13468 13650 13653 13875 13923 13940 14280 14350 14430 14625 14637 14760 14875 14924 15096 15170 15300 15375 15470 15540 15725 15750 15912 15990 16354 16380 16575 16650 16728 16835 17000 17220 17316 17425 17612 17850 18122 18200 18204 18450 18500 18564 18648 18655 18870 19125 19188 19240 19425 19500 19516 19721 19890 20202 20475 20500 20664 20910 21000 21238 21320 21420 21525 21645 22015 22100 22200 22386 22644 22750 22755 23205 23310 23400 23800 23985 24050 24395 24531 24600 25092 25160 25500 25789 25830 25900 26418 26520 26650 26775 26936 27183 27300 27306 27625 27750 27846 27880 28305 28700 28860 29250 29274 29750 29848 30303 30340 30600 30750 30940 31080 31365 31450 31500 31857 31980 32375 32708 32760 33150 33300 33579 33670 34125 34440 34632 34850 35224 35700 35875 36075 36244 36408 36900 37000 37128 37310 37740 37925 38250 38376 38675 38850 39000 39032 39442 39627 39780 39975 40404 40885 40950 41000 41625 41820 42476 42840 43050 43290 43911 44030 44200 44625 44772 45288 45305 45500 45510 46125 46410 46620 47175 47970 48100 48790 49062 49725 50184 50505 51000 51578 51660 51800 52275 52836 53095 53300 53550 54366 54600 54612 55250 55500 55692 55965 56610 57239 57400 57720 58275 58500 58548 59163 59500 60125 60606 60680 61500 61880 62730 62900 63000 63427 63714 63960 64575 64750 65416 66045 66300 66600 66625 67158 67340 68250 68265 69615 69700 71400 71750 72150 72488 73185 73593 73800 74620 75480 75850 76500 77350 77367 77700 78625 78884 79254 79560 79950 80808 81549 81770 81900 82875 83250 83640 84175 84952 86100 86580 87125 87822 88060 89250 89544 90610 91000 91020 92250 92820 93240 93275 94350 95571 95940 96200 97125 97580 98124 98605 99450 101010 102375 103156 103320 104550 105672 106190 106600 107100 107625 108225 108732 109224 110075 110500 111000 111384 111930 113220 113775 114478 116025 116550 117000 117096 118326 119000 119925 120250 121212 121975 122655 123000 125460 125800 126854 127428 128945 129150 129500 132090 132600 133250 133875 134316 134680 135915 136500 136530 138047 139230 139400 141525 143500 144300 146370 147186 149240 151515 151700 153000 154700 154734 155400 156825 157250 157768 158508 159285 159900 163098 163540 163800 165750 166500 167895 168350 171717 172200 173160 174250 175644 176120 177489 178500 180375 180523 181220 182040 184500 185640 186550 188700 189625 190281 191142 191880 193375 194250 195160 196248 197210 198135 198900 199875 202020 204425 204750 206312 209100 212380 214200 215250 216450 217464 219555 220150 221000 223860 226440 226525 227550 228956 232050 232101 233100 235875 236652 239850 240500 242424 243950 245310 248625 250920 252525 253708 254856 257890 258300 259000 261375 264180 265475 266500 267750 268632 271830 273000 273060 276094 278460 279825 283050 286195 287000 288600 291375 292740 294372 295815 303030 303400 309400 309468 313650 314500 317016 317135 318570 319800 322875 326196 327080 330225 331500 333000 335257 335790 336700 341325 343434 348075 348500 351288 354978 357000 360750 361046 362440 365925 367965 369000 373100 377400 379250 380562 382284 386750 386835 388500 394420 396270 397800 399750 404040 407745 408850 409500 414141 418200 420875 424760 430500 432900 439110 440300 447720 453050 455100 457912 464100 464202 466200 466375 471750 473304 477855 479700 481000 487900 490620 493025 497250 505050 507416 515151 515780 516600 522750 528360 530950 533000 535500 541125 541569 543660 546120 550375 552188 556920 559650 566100 568875 570843 572390 580125 582750 585480 588744 591630 599625 606060 609875 613275 618936 627300 629000 634270 637140 644725 645750 652392 660450 663000 670514 671580 673400 679575 682650 686868 690235 696150 697000 707625 709956 721500 722092 731850 735930 746200 757575 758500 761124 764568 773500 773670 777000 784125 788840 792540 796425 799500 815490 817700 819000 828282 839475 841750 858585 861000 865800 878220 880600 887445 902615 906100 910200 928200 928404 932750 943500 951405 955710 959400 975800 981240 986050 990675 994500 1005771 1010100 1022125 1030302 1031560 1045500 1061900 1071000 1082250 1083138 1087320 1097775 1100750 1104376 1119300 1132200 1132625 1137750 1141686 1144780 1160250 1160505 1165500 1183260 1199250 1212120 1219750 1226550 1242423 1254600 1262625 1268540 1274280 1289450 1291500 1320900 1327375 1341028 1343160 1359150 1365300 1373736 1380470 1392300 1399125 1415250 1419912 1430975 1443000 1444184 1463700 1471860 1479075 1515150 1517000 1522248 1547000 1547340 1568250 1585080 1585675 1592850 1599000 1624707 1630980 1635400 1651125 1656564 1676285 1678950 1683500 1706625 1717170 1740375 1756440 1774890 1805230 1812200 1829625 1839825 1856808 1865500 1887000 1902810 1911420 1934175 1972100 1981350 1989000 2011542 2020200 2038725 2044250 2060604 2070705 2091000 2123800 2164500 2166276 2195550 2201500 2238600 2265250 2275500 2283372 2289560 2320500 2321010 2331000 2346799 2366520 2389275 2398500 2439500 2453100 2465125 2484846 2525250 2537080 2575755 2578900 2583000 2641800 2654750 2682056 2707845 2718300 2730600 2760940 2784600 2798250 2830500 2854215 2861950 2927400 2943720 2958150 3017313 3030300 3066375 3094680 3136500 3171350 3185700 3223625 3249414 3261960 3302250 3313128 3352570 3357900 3367000 3397875 3413250 3434340 3451175 3480750 3549780 3610460 3659250 3679650 3731000 3787875 3805620 3822840 3868350 3944200 3962700 3982125 4023084 4077450 4088500 4121208 4141410 4197375 4292925 4329000 4332552 4391100 4403000 4437225 4513075 4530500 4551000 4566744 4641000 4642020 4693598 4757025 4778550 4797000 4879000 4906200 4930250 4953375 4969692 5028855 5050500 5151510 5157800 5309500 5415690 5436600 5488875 5521880 5596500 5661000 5708430 5723900 5802525 5916300 6034626 6060600 6132750 6212115 6273000 6342700 6371400 6447250 6498828 6604500 6705140 6715800 6795750 6826500 6868680 6902350 6961500 7040397 7099560 7154875 7220920 7318500 7359300 7395375 7575750 7611240 7736700 7925400 7928375 7964250 8046168 8123535 8154900 8177000 8282820 8381425 8394750 8585850 8782200 8874450 9026150 9061000 9199125 9284040 9387196 9514050 9557100 9670875 9860500 9906750 9939384 10057710 10101000 10193625 10303020 10353525 10619000 10831380 10977750 11193000 11416860 11447800 11605050 11733995 11832600 11946375 12069252 12265500 12424230 12685400 12878775 12894500 12997656 13209000 13410280 13539225 13591500 13653000 13804700 13923000 14080794 14271075 14309750 14637000 14718600 14790750 15086565 15151500 15473400 15856750 15928500 16247070 16309800 16565640 16762850 16789500 17171700 17255875 17748900 18052300 18398250 18774392 19028100 19114200 19341750 19721000 19813500 20115420 20387250 20606040 20707050 21121191 21464625 21662760 21955500 22186125 22565375 22833720 23210100 23467990 23785125 23892750 24138504 24531000 24848460 25144275 25757550 25789000 27078450 27183000 27609400 28161588 28542150 28619500 29012625 29581500 30173130 30303000 31060575 31713500 31857000 32494140 33525700 33579000 34343400 34511750 35201985 35497800 36104600 36796500 38056200 38683500 39627000 40230840 40617675 40774500 41414100 41907125 42242382 42929250 43911000 44372250 45130750 46420200 46935980 47570250 47785500 49696920 50288550 51515100 51767625 54156900 56323176 57084300 57239000 58025250 58669975 59163000 60346260 62121150 63427000 64393875 64988280 67051400 67696125 69023500 70403970 71355375 73593000 75432825 77367000 81235350 81549000 82828200 83814250 84484764 85858500 88744500 90261500 93871960 95140500 95571000 100577100 103030200 103535250 105605955 108313800 114168600 116050500 117339950 120692520 124242300 125721375 128787750 135392250 138047000 140807940 142710750 150865650 155302875 162470700 167628500 168969528 171717000 176009925 177489000 180523000 190281000 201154200 203088375 207070500 211211910 232101000 234679900 248484600 251442750 257575500 270784500 281615880 285421500 293349875 301731300 310605750 324941400 335257000 352019850 377164125 406176750 414141000 422423820 469359800 502885500 515151000 528029775 541569000 570843000 586699750 603462600 621211500 704039700 754328250 812353500 844847640 880049625 1005771000 1056059550 1173399500 1242423000 1408079400 1508656500 1624707000 1760099250 2112119100 2346799000 2640148875 3017313000 3520198500 4224238200 5280297750 7040397000 10560595500 21121191000
• Sum of all divisors σ(n): 97877445120
• Sum of proper divisors (its aliquot sum) s(n): 76756254120
• 21121191000 is an abundant number, because the sum of its proper divisors (76756254120) is greater than itself. Its abundance is 55635063120

Bases of 21121191000

• Binary: 10011101010111010111100110001011000₂
• Hexadecimal: 0x4EAEBCC58
• Base-36: 9PB0FA0

Squares and roots of 21121191000

• 21121191000 squared (21121191000²) is 446104709258481000000
• 21121191000 cubed (21121191000³) is 9422262770247845570871000000000
• The square root of 21121191000 is 145331.3145884259
• The cube root of 21121191000 is 2764.2212500811

Scales and comparisons

• 21,121,191,000 seconds is equal to 671 years, 30 weeks, 4 days, 5 hours, 30 minutes.
• To count from 1 to 21,121,191,000 would take you about one thousand, three hundred forty-three 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 21121191000 cubic inches would be around 230.4 feet tall.

Recreational maths with 21121191000

• 21121191000 backwards is 00019112112
• 21121191000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21121191000's digits is 18
• More coming soon!