21728322468090

Names of 21728322468090

• Cardinal: 21728322468090 can be written as Twenty-one trillion, seven hundred twenty-eight billion, three hundred twenty-two million, four hundred sixty-eight thousand and ninety.

Scientific notation

• Scientific notation: 2.172832246809 × 10¹³

Factors of 21728322468090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4163

Divisors of 21728322468090

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 30 34 35 42 45 49 51 63 70 85 90 98 102 105 119 126 147 153 170 210 238 245 255 289 294 306 315 357 441 490 510 578 595 630 714 735 765 833 867 882 1071 1190 1445 1470 1530 1666 1734 1785 2023 2142 2205 2499 2601 2890 3570 4046 4129 4165 4335 4410 4998 5202 5355 6069 7497 8258 8330 8670 10115 10710 12138 12387 12495 13005 14161 14994 18207 20230 20645 24774 24990 26010 28322 28903 30345 36414 37161 37485 41290 42483 57806 60690 61935 70193 70805 74322 74970 84966 86709 91035 123870 127449 140386 141610 144515 173418 182070 185805 202321 210579 212415 254898 260127 289030 350965 371610 404642 421158 424830 433545 491351 520254 606963 631737 637245 701930 867090 982702 1011605 1052895 1193281 1213926 1263474 1274490 1300635 1474053 1820889 2023210 2105790 2386562 2456755 2601270 2948106 3034815 3158685 3439457 3579843 3641778 4422159 4913510 5966405 6069630 6317370 6878914 7159686 7370265 8352967 8844318 9104445 10318371 10739529 11932810 14740530 16705934 17048641 17197285 17899215 18208890 20636742 21479058 22110795 25058901 30955113 34097282 34394570 35798430 41764835 44221590 50117802 51145923 51591855 53697645 58470769 61910226 75176703 83529670 85243205 102291846 103183710 107395290 116941538 119340487 125294505 150353406 153437769 154775565 170486410 175412307 238680974 250589010 255729615 289826897 292353845 306875538 309551130 350824614 358021461 375883515 511459230 526236921 579653794 584707690 596702435 716042922 751767030 767188845 835383409 869480691 877061535 1052473842 1074064383 1193404870 1449134485 1534377690 1670766818 1738961382 1754123070 1790107305 2028788279 2148128766 2506150227 2608442073 2631184605 2898268970 3580214610 4057576558 4176917045 4347403455 4927057249 5012300454 5216884146 5262369210 5370321915 6086364837 7518450681 8353834090 8694806910 9854114498 10143941395 10740643830 12172729674 12530751135 13042210365 14201517953 14781171747 15036901362 18259094511 20287882790 24635286245 25061502270 26084420730 28403035906 29562343494 30431824185 34489400743 36518189022 37592253405 42604553859 44343515241 49270572490 60863648370 68978801486 71007589765 73905858735 75184506810 85209107718 88687030482 91295472555 103468202229 127813661577 142015179530 147811717470 172447003715 182590945110 206936404458 213022769295 221717576205 241425805201 255627323154 310404606687 344894007430 426045538590 443435152410 482851610402 517341011145 620809213374 639068307885 724277415603 1034682022290 1207129026005 1278136615770 1448554831206 1552023033435 2172832246809 2414258052010 3104046066870 3621387078015 4345664493618 7242774156030 10864161234045 21728322468090
• Sum of all divisors σ(n): 69827106896586
• Sum of proper divisors (its aliquot sum) s(n): 48098784428496
• 21728322468090 is an abundant number, because the sum of its proper divisors (48098784428496) is greater than itself. Its abundance is 26370461960406

Bases of 21728322468090

• Binary: 100111100001100000100111100010011100011111010₂
• Hexadecimal: 0x13C304F138FA
• Base-36: 7P9UQ6SQI

Squares and roots of 21728322468090

• 21728322468090 squared (21728322468090²) is 472119997277304709068248100
• 21728322468090 cubed (21728322468090³) is 10258375544475049536284775960444453129000
• The square root of 21728322468090 is 4661364.8718041801
• The cube root of 21728322468090 is 27904.5741604655

Scales and comparisons

• 21,728,322,468,090 seconds is equal to 690,893 years, 23 weeks, 18 hours, 1 minute, 30 seconds.
• To count from 1 to 21,728,322,468,090 would take you about one million, seven hundred twenty-seven thousand, two hundred thirty-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 21728322468090 cubic inches would be around 2325.4 feet tall.

Recreational maths with 21728322468090

• 21728322468090 backwards is 09086422382712
• The number of decimal digits it has is: 14
• The sum of 21728322468090's digits is 54
• More coming soon!