20455448961450240

Names of 20455448961450240

• Cardinal: 20455448961450240 can be written as Twenty quadrillion, four hundred fifty-five trillion, four hundred forty-eight billion, nine hundred sixty-one million, four hundred fifty thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.045544896145024 × 10¹⁶

Factors of 20455448961450240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 541190897

Divisors of 20455448961450240

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 32 34 36 40 45 48 51 60 64 68 72 80 85 90 96 102 120 128 136 144 153 160 170 180 192 193 204 240 255 256 272 288 306 320 340 360 384 386 408 480 510 544 576 579 612 640 680 720 765 768 772 816 960 965 1020 1088 1152 1158 1224 1280 1360 1440 1530 1544 1632 1737 1920 1930 2040 2176 2304 2316 2448 2720 2880 2895 3060 3088 3264 3281 3474 3840 3860 4080 4352 4632 4896 5440 5760 5790 6120 6176 6528 6562 6948 7720 8160 8685 9264 9792 9843 10880 11520 11580 12240 12352 13056 13124 13896 15440 16320 16405 17370 18528 19584 19686 21760 23160 24480 24704 26248 27792 29529 30880 32640 32810 34740 37056 39168 39372 46320 48960 49215 49408 52496 55584 59058 61760 65280 65620 69480 74112 78744 92640 97920 98430 104992 111168 118116 123520 131240 138960 147645 148224 157488 185280 195840 196860 209984 222336 236232 247040 262480 277920 295290 314976 370560 393720 419968 444672 472464 524960 555840 590580 629952 741120 787440 839936 944928 1049920 1111680 1181160 1259904 1574880 1889856 2099840 2223360 2362320 2519808 3149760 3779712 4199680 4724640 6299520 7559424 9449280 12599040 18898560 37797120 541190677 1082381354 1623572031 2164762708 2705953385 3247144062 4329525416 4870716093 5411906770 6494288124 8117860155 8659050832 9200241509 9741432186 10823813540 12988576248 16235720310 17318101664 18400483018 19482864372 21647627080 24353580465 25977152496 27600724527 32471440620 34636203328 36800966036 38965728744 43295254160 46001207545 48707160930 51954304992 55201449054 64942881240 69272406656 73601932072 77931457488 82802173581 86590508320 92002415090 97414321860 103908609984 104449800661 110402898108 129885762480 138003622635 138544813312 147203864144 155862914976 165604347162 173181016640 184004830180 194828643720 207817219968 208899601322 220805796216 259771524960 276007245270 294407728288 311725829952 313349401983 331208694324 346362033280 368009660360 389657287440 414010867905 415634439936 417799202644 441611592432 519543049920 522249003305 552014490540 588815456576 623451659904 626698803966 662417388648 692724066560 736019320720 779314574880 828021735810 835598405288 883223184864 940048205949 1039086099840 1044498006610 1104028981080 1177630913152 1246903319808 1253397607932 1324834777296 1472038641440 1558629149760 1566747009915 1656043471620 1671196810576 1766446369728 1775646611237 1880096411898 2078172199680 2088996013220 2208057962160 2355261826304 2506795215864 2649669554592 2944077282880 3117258299520 3133494019830 3312086943240 3342393621152 3532892739456 3551293222474 3760192823796 4177992026440 4416115924320 4700241029745 5013590431728 5299339109184 5326939833711 5888154565760 6234516599040 6266988039660 6624173886480 6684787242304 7065785478912 7102586444948 7520385647592 8355984052880 8832231848640 8878233056185 9400482059490 10027180863456 10598678218368 10653879667422 11776309131520 12533976079320 13248347772960 13369574484608 14205172889896 15040771295184 15980819501133 16711968105760 17664463697280 17756466112370 18800964118980 20054361726912 21197356436736 21307759334844 25067952158640 26496695545920 26634699168555 26739148969216 28410345779792 30081542590368 31961639002266 33423936211520 35328927394560 35512932224740 37601928237960 40108723453824 42615518669688 50135904317280 52993391091840 53269398337110 56820691559584 60163085180736 63923278004532 66847872423040 71025864449480 75203856475920 79904097505665 80217446907648 85231037339376 100271808634560 105986782183680 106538796674220 113641383119168 120326170361472 127846556009064 133695744846080 142051728898960 150407712951840 159808195011330 170462074678752 200543617269120 213077593348440 227282766238336 240652340722944 255693112018128 284103457797920 300815425903680 319616390022660 340924149357504 401087234538240 426155186696880 454565532476672 511386224036256 568206915595840 601630851807360 639232780045320 681848298715008 852310373393760 1022772448072512 1136413831191680 1203261703614720 1278465560090640 1363696597430016 1704620746787520 2045544896145024 2272827662383360 2556931120181280 3409241493575040 4091089792290048 5113862240362560 6818482987150080 10227724480725120 20455448961450240
• Sum of all divisors σ(n): 75325156928684208
• Sum of proper divisors (its aliquot sum) s(n): 54869707967233968
• 20455448961450240 is an abundant number, because the sum of its proper divisors (54869707967233968) is greater than itself. Its abundance is 34414259005783728

Bases of 20455448961450240

• Binary: 1001000101011000001111101011001000100011000000100000000₂
• Hexadecimal: 0x48AC1F59118100
• Base-36: 5LEUNIVLTS0

Squares and roots of 20455448961450240

• 20455448961450240 squared (20455448961450240²) is 418425392214495702201603996057600
• 20455448961450240 cubed (20455448961450240³) is 8559079254618415449329420418649132199338573824000
• The square root of 20455448961450240 is 143022547.0387457475
• The cube root of 20455448961450240 is 273486.7804469553

Scales and comparisons

• 20,455,448,961,450,240 seconds is equal to 650,420,004 years, 6 weeks, 6 hours, 24 minutes.
• To count from 1 to 20,455,448,961,450,240 would take you about one billion, nine hundred fifty-one million, two hundred sixty thousand and twelve 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 20455448961450240 cubic inches would be around 22790.6 feet tall.

Recreational maths with 20455448961450240

• 20455448961450240 backwards is 04205416984455402
• The number of decimal digits it has is: 17
• The sum of 20455448961450240's digits is 63
• More coming soon!