21248198400

Names of 21248198400

• Cardinal: 21248198400 can be written as Twenty-one billion, two hundred forty-eight million, one hundred ninety-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.12481984 × 10¹⁰

Factors of 21248198400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 214

Divisors of 21248198400

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 20 22 24 25 26 30 32 33 39 40 44 48 50 52 55 60 64 65 66 71 75 78 80 88 96 100 104 109 110 120 128 130 132 142 143 150 156 160 165 176 192 195 200 208 213 218 220 240 256 260 264 275 284 286 300 312 320 325 327 330 352 355 384 390 400 416 426 429 436 440 480 520 528 545 550 568 572 600 624 640 650 654 660 704 710 715 768 780 781 800 825 832 852 858 872 880 923 960 975 1040 1056 1065 1090 1100 1136 1144 1199 1200 1248 1280 1300 1308 1320 1408 1417 1420 1430 1560 1562 1600 1635 1650 1664 1704 1716 1744 1760 1775 1846 1920 1950 2080 2112 2130 2145 2180 2200 2272 2288 2343 2398 2400 2496 2600 2616 2640 2725 2769 2816 2834 2840 2860 3120 3124 3200 3270 3300 3328 3408 3432 3488 3520 3550 3575 3597 3692 3840 3900 3905 4160 4224 4251 4260 4290 4360 4400 4544 4576 4615 4686 4796 4800 4992 5200 5232 5280 5325 5450 5538 5668 5680 5720 5995 6240 6248 6400 6540 6600 6816 6864 6976 7040 7085 7100 7150 7194 7384 7739 7800 7810 8175 8320 8448 8502 8520 8580 8720 8800 9088 9152 9230 9372 9592 9600 9984 10153 10400 10464 10560 10650 10725 10900 11076 11336 11360 11440 11715 11990 12480 12496 13080 13200 13632 13728 13845 13952 14080 14170 14200 14300 14388 14768 15478 15587 15600 15620 16350 16640 17004 17040 17160 17440 17600 17985 18176 18304 18460 18744 19184 19200 19525 20306 20800 20928 21120 21255 21300 21450 21800 22152 22672 22720 22880 23075 23217 23430 23980 24960 24992 26160 26400 27264 27456 27690 27904 28340 28400 28600 28776 29536 29975 30459 30956 31174 31200 31240 32700 34008 34080 34320 34880 35200 35425 35970 36608 36920 37488 38368 38695 39050 40612 41600 41856 42240 42510 42600 42900 43600 44304 45344 45440 45760 46150 46434 46761 46860 47960 49920 49984 50765 52320 52800 54528 54912 55380 56680 56800 57200 57552 58575 59072 59950 60918 61912 62348 62400 62480 65400 68016 68160 68640 69225 69760 70400 70850 71940 73840 74976 76736 77390 77935 78100 81224 83200 83712 85020 85129 85200 85800 87200 88608 89925 90688 90880 91520 92300 92868 93522 93720 95920 99968 100607 101530 104640 105600 106275 109824 110760 113360 113600 114400 115104 116085 117150 118144 119900 121836 123824 124696 124800 124960 130800 136032 136320 137280 138450 139520 141700 143880 147680 149952 152295 153472 154780 155870 156200 162448 170040 170258 170400 171600 174400 177216 179850 181376 183040 184600 185736 187044 187440 191840 193475 199936 201214 203060 209280 211200 212550 221520 226720 227200 228800 230208 232170 233805 234300 236288 239800 243672 247648 249392 249600 249920 253825 255387 261600 272064 272640 274560 276900 283400 287760 295360 299904 301821 304590 306944 309560 311740 312400 324896 340080 340516 340800 343200 348800 354432 359700 362752 369200 371472 374088 374880 383680 386950 389675 402428 406120 418560 425100 425645 443040 453440 454400 457600 460416 464340 467610 468600 479600 487344 495296 498784 499840 503035 507650 510774 523200 544128 549120 553800 566800 575520 580425 590720 599808 603642 609180 619120 623480 624800 649792 680160 681032 681600 686400 697600 708864 719400 738400 742944 748176 749760 761475 767360 773900 779350 804856 812240 850200 851290 886080 906880 915200 920832 928680 935220 937200 959200 974688 990592 997568 999680 1006070 1015300 1021548 1046400 1088256 1106677 1107600 1133600 1151040 1160850 1169025 1181440 1207284 1218360 1238240 1246960 1249600 1276935 1299584 1360320 1362064 1363200 1372800 1438800 1476800 1485888 1496352 1499520 1509105 1522950 1534720 1547800 1558700 1609712 1624480 1700400 1702580 1772160 1813760 1857360 1870440 1874400 1918400 1949376 1981184 1995136 2012140 2030600 2043096 2092800 2128225 2213354 2215200 2267200 2302080 2321700 2338050 2414568 2436720 2476480 2493920 2499200 2515175 2553870 2599168 2720640 2724128 2745600 2877600 2953600 2971776 2992704 2999040 3018210 3045900 3095600 3117400 3219424 3248960 3320031 3400800 3405160 3544320 3714720 3740880 3748800 3836800 3898752 3990272 4024280 4061200 4086192 4256450 4426708 4430400 4534400 4604160 4643400 4676100 4829136 4873440 4952960 4987840 4998400 5030350 5107740 5441280 5448256 5533385 5755200 5907200 5943552 5985408 6036420 6091800 6191200 6234800 6384675 6438848 6497920 6640062 6801600 6810320 7429440 7481760 7497600 7545525 7673600 7797504 8048560 8122400 8172384 8512900 8853416 8860800 9068800 9286800 9352200 9658272 9746880 9905920 9975680 10060700 10215480 10896512 11066770 11510400 11970816 12072840 12183600 12382400 12469600 12769350 12877696 12995840 13280124 13603200 13620640 14858880 14963520 14995200 15091050 16097120 16244800 16344768 16600155 17025800 17706832 17721600 18573600 18704400 19316544 19493760 19951360 20121400 20430960 21793024 22133540 23020800 24145680 24367200 24764800 24939200 25538700 25755392 26560248 27206400 27241280 27666925 29717760 29927040 30182100 32194240 32489600 32689536 33200310 34051600 35413664 37147200 37408800 38633088 38987520 40242800 40861920 44267080 48291360 48734400 49529600 49878400 51077400 53120496 54482560 55333850 59854080 60364200 64388480 64979200 65379072 66400620 68103200 70827328 74294400 74817600 77266176 80485600 81723840 83000775 88534160 96582720 97468800 99756800 102154800 106240992 108965120 110667700 120728400 128776960 132801240 136206400 141654656 148588800 149635200 160971200 163447680 166001550 177068320 193165440 194937600 204309600 212481984 221335400 241456800 265602480 272412800 283309312 299270400 321942400 326895360 332003100 354136640 386330880 408619200 424963968 442670800 482913600 531204960 544825600 643884800 664006200 708273280 817238400 849927936 885341600 965827200 1062409920 1328012400 1416546560 1634476800 1770683200 1931654400 2124819840 2656024800 3541366400 4249639680 5312049600 7082732800 10624099200 21248198400
• Sum of all divisors σ(n): 84309603840
• Sum of proper divisors (its aliquot sum) s(n): 63061405440
• 21248198400 is an abundant number, because the sum of its proper divisors (63061405440) is greater than itself. Its abundance is 41813207040

Bases of 21248198400

• Binary: 10011110010011111011100011100000000₂
• Hexadecimal: 0x4F27DC700
• Base-36: 9REMMTC

Squares and roots of 21248198400

• 21248198400 squared (21248198400²) is 451485935245762560000
• 21248198400 cubed (21248198400³) is 9593262726911515634171904000000
• The square root of 21248198400 is 145767.6178031321
• The cube root of 21248198400 is 2769.7508497077

Scales and comparisons

• 21,248,198,400 seconds is equal to 675 years, 32 weeks, 4 days, 5 hours, 20 minutes.
• To count from 1 to 21,248,198,400 would take you about one thousand, three hundred fifty-one 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 21248198400 cubic inches would be around 230.8 feet tall.

Recreational maths with 21248198400

• 21248198400 backwards is 00489184212
• 21248198400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21248198400's digits is 39
• More coming soon!