21820031100

Names of 21820031100

• Cardinal: 21820031100 can be written as Twenty-one billion, eight hundred twenty million, thirty-one thousand, one hundred.

Scientific notation

• Scientific notation: 2.18200311 × 10¹⁰

Factors of 21820031100

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 207

Divisors of 21820031100

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 45 50 53 54 60 63 70 75 81 84 90 100 105 106 108 126 135 137 140 150 159 162 175 180 189 210 212 225 252 265 270 274 300 315 318 324 350 371 378 405 411 420 450 477 525 530 540 548 567 630 636 675 685 700 742 756 795 810 822 900 945 954 959 1050 1060 1113 1134 1233 1260 1325 1350 1370 1431 1484 1575 1590 1620 1644 1855 1890 1908 1918 2025 2055 2100 2226 2268 2385 2466 2650 2700 2740 2809 2835 2862 2877 3150 3180 3339 3425 3699 3710 3780 3836 3975 4050 4110 4293 4452 4725 4770 4795 4932 5300 5565 5618 5670 5724 5754 6165 6300 6678 6850 7155 7261 7398 7420 7950 8100 8220 8427 8586 8631 9275 9450 9540 9590 10017 10275 11097 11130 11236 11340 11508 11925 12330 13356 13700 14045 14175 14310 14385 14522 14796 15900 16695 16854 17172 17262 18495 18550 18900 19180 19663 20034 20550 21465 21783 22194 22260 23850 23975 24660 25281 25893 27825 28090 28350 28620 28770 29044 30051 30825 33390 33708 34524 35775 36305 36990 37100 39326 40068 41100 42135 42930 43155 43566 44388 47700 47950 50085 50562 50827 51786 55485 55650 56180 56700 57540 58989 60102 61650 65349 66780 70225 71550 71925 72610 73980 75843 77679 78652 83475 84270 85860 86310 87132 92475 95900 98315 100170 101124 101654 103572 107325 108915 110970 111300 117978 120204 123300 126405 129465 130698 140450 143100 143850 145220 150255 151686 152481 155358 166950 168540 172620 176967 181525 184950 196047 196630 200340 203308 210675 214650 215775 217830 221940 227529 235956 250425 252810 254135 258930 261396 277425 280900 287700 294945 300510 303372 304962 310716 326745 333900 353934 363050 369900 379215 384833 388395 392094 393260 421350 429300 431550 435660 455058 457443 491575 500850 505620 508270 517860 530901 544575 554850 588141 589890 601020 609924 632025 647325 653490 707868 726100 751275 758430 762405 769666 776790 784188 842700 863100 884835 910116 914886 980235 983150 1001700 1016540 1061802 1089150 1109700 1137645 1154499 1176282 1179780 1264050 1270675 1294650 1306980 1372329 1474725 1502550 1516860 1524810 1539332 1553580 1592703 1633725 1769670 1829772 1896075 1924165 1941975 1960470 1966300 2123604 2178300 2275290 2287215 2308998 2352564 2528100 2541350 2589300 2654505 2693831 2744658 2940705 2949450 3005100 3049620 3185406 3267450 3463497 3539340 3792150 3812025 3848330 3883950 3920940 4116987 4424175 4550580 4574430 4617996 4901175 5082700 5309010 5387662 5489316 5688225 5772495 5881410 5898900 6370812 6534900 6861645 6926994 7584300 7624050 7696660 7767900 7963515 8081493 8233974 8848350 9148860 9620825 9802350 10390491 10618020 10775324 11376450 11436075 11544990 11762820 13272525 13469155 13723290 13853988 14703525 15248100 15927030 16162986 16467948 17317485 17696700 19241650 19604700 20584935 20780982 22752900 22872150 23089980 24244479 26545050 26938310 27446580 28862475 29407050 31171473 31854060 32325972 34308225 34634970 38483300 39817575 40407465 41169870 41561964 45744300 48488958 51952455 53090100 53876620 57724950 58814100 62342946 67345775 68616450 69269940 72733437 79635150 80814930 82339740 86587425 96977916 102924675 103904910 115449900 121222395 124685892 134691550 137232900 145466874 155857365 159270300 161629860 173174850 202037325 205849350 207809820 218200311 242444790 259762275 269383100 290933748 311714730 346349700 363667185 404074650 411698700 436400622 484889580 519524550 606111975 623429460 727334370 779286825 808149300 872801244 1039049100 1091001555 1212223950 1454668740 1558573650 1818335925 2182003110 2424447900 3117147300 3636671850 4364006220 5455007775 7273343700 10910015550 21820031100
• Sum of all divisors σ(n): 82991865264
• Sum of proper divisors (its aliquot sum) s(n): 61171834164
• 21820031100 is an abundant number, because the sum of its proper divisors (61171834164) is greater than itself. Its abundance is 39351803064

Bases of 21820031100

• Binary: 10100010100100100110100000001111100₂
• Hexadecimal: 0x51493407C
• Base-36: A0V2ZR0

Squares and roots of 21820031100

• 21820031100 squared (21820031100²) is 476113757204967210000
• 21820031100 cubed (21820031100³) is 10388816989350233596680231000000
• The square root of 21820031100 is 147716.0488911073
• The cube root of 21820031100 is 2794.3777959445

Scales and comparisons

• 21,820,031,100 seconds is equal to 693 years, 42 weeks, 15 hours, 45 minutes.
• To count from 1 to 21,820,031,100 would take you about one thousand, three hundred eighty-seven 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 21820031100 cubic inches would be around 232.9 feet tall.

Recreational maths with 21820031100

• 21820031100 backwards is 00113002812
• 21820031100 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21820031100's digits is 18
• More coming soon!