21000134678637000

Names of 21000134678637000

• Cardinal: 21000134678637000 can be written as Twenty-one quadrillion, one hundred thirty-four billion, six hundred seventy-eight million, six hundred thirty-seven thousand.

Scientific notation

• Scientific notation: 2.1000134678637 × 10¹⁶

Factors of 21000134678637000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1128

Divisors of 21000134678637000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 79 100 120 125 150 158 200 237 250 300 316 375 395 474 500 600 632 750 790 948 1000 1039 1185 1500 1580 1896 1975 2078 2370 3000 3117 3160 3950 4156 4740 5195 5925 6234 6241 7900 8312 9480 9875 10390 11850 12468 12482 15585 15800 18723 19750 20780 23700 24936 24964 25975 29625 31170 31205 37446 39500 41560 47400 49928 51950 59250 62340 62410 74892 77925 79000 82081 93615 103900 118500 124680 124820 129875 149784 155850 156025 164162 187230 207800 237000 246243 249640 259750 311700 312050 328324 374460 389625 410405 468075 492486 519500 623400 624100 656648 748920 779250 780125 820810 936150 984972 1039000 1079521 1231215 1248200 1558500 1560250 1641620 1872300 1969944 2052025 2159042 2340375 2462430 3117000 3120500 3238563 3283240 3744600 4104050 4318084 4680750 4924860 5397605 6156075 6241000 6477126 6484399 8208100 8636168 9361500 9849720 10260125 10795210 12312150 12954252 12968798 16192815 16416200 18723000 19453197 20520250 21590420 24624300 25908504 25937596 26988025 30780375 32385630 32421995 38906394 41040500 43180840 49248600 51875192 53976050 61560750 64771260 64843990 77812788 80964075 82081000 85282159 97265985 107952100 123121500 129542520 129687980 134940125 155625576 161928150 162109975 170564318 194531970 215904200 246243000 255846477 259375960 269880250 323856300 324219950 341128636 389063940 404820375 426410795 486329925 511692954 539760500 647712600 648439900 682257272 778127880 809640750 810549875 852821590 972659850 1023385908 1079521000 1121622319 1279232385 1296879800 1619281500 1621099750 1705643180 1945319700 2046771816 2132053975 2243244638 2431649625 2558464770 3238563000 3242199500 3364866957 3411286360 3890639400 4264107950 4486489276 4863299250 5116929540 5608111595 6396161925 6484399000 6729733914 6737290561 8528215900 8972978552 9726598500 10233859080 10660269875 11216223190 12792323850 13459467828 13474581122 16824334785 17056431800 19453197000 20211871683 21320539750 22432446380 25584647700 26918935656 26949162244 28040557975 31980809625 33648669570 33686452805 40423743366 42641079500 44864892760 51169295400 53898324488 56081115950 63961619250 67297339140 67372905610 80847486732 84121673925 85282159000 88608163201 101059358415 112162231900 127923238500 134594678280 134745811220 140202789875 161694973464 168243347850 168432264025 177216326402 202118716830 224324463800 255846477000 265824489603 269491622440 280405579750 336486695700 336864528050 354432652804 404237433660 420608369625 443040816005 505296792075 531648979206 560811159500 672973391400 673729056100 708865305608 808474867320 841216739250 842161320125 886081632010 1010593584150 1063297958412 1121622319000 1329122448015 1347458112200 1682433478500 1684322640250 1772163264020 2021187168300 2126595916824 2215204080025 2526483960375 2658244896030 3364866957000 3368645280500 3544326528040 4042374336600 4430408160050 5052967920750 5316489792060 6645612240075 6737290561000 7000044892879 8860816320100 10105935841500 10632979584120 11076020400125 13291224480150 14000089785758 17721632640200 20211871683000 21000134678637 22152040800250 26582448960300 28000179571516 33228061200375 35000224464395 42000269357274 44304081600500 53164897920600 56000359143032 66456122400750 70000448928790 84000538714548 88608163201000 105000673393185 132912244801500 140000897857580 168001077429096 175001122321975 210001346786370 265824489603000 280001795715160 350002244643950 420002693572740 525003366965925 700004489287900 840005387145480 875005611609875 1050006733931850 1400008978575800 1750011223219750 2100013467863700 2625016834829625 3500022446439500 4200026935727400 5250033669659250 7000044892879000 10500067339318500 21000134678637000
• Sum of all divisors σ(n): 66424221905932800
• Sum of proper divisors (its aliquot sum) s(n): 45424087227295800
• 21000134678637000 is an abundant number, because the sum of its proper divisors (45424087227295800) is greater than itself. Its abundance is 24423952548658800

Bases of 21000134678637000

• Binary: 1001010100110111000001011011111110000010110100111001000₂
• Hexadecimal: 0x4A9B82DFC169C8
• Base-36: 5QRXCOS913C

Squares and roots of 21000134678637000

• 21000134678637000 squared (21000134678637000²) is 441005656520892335264177769000000
• 21000134678637000 cubed (21000134678637000³) is 9261178180979468564489470275496854620853000000000
• The square root of 21000134678637000 is 144914232.1465942143
• The cube root of 21000134678637000 is 275893.0074275617

Scales and comparisons

• 21,000,134,678,637,000 seconds is equal to 667,739,325 years, 5 weeks, 1 day, 1 hour, 50 minutes.
• To count from 1 to 21,000,134,678,637,000 would take you about two billion, three million, two hundred seventeen thousand, nine hundred seventy-five 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 21000134678637000 cubic inches would be around 22991.1 feet tall.

Recreational maths with 21000134678637000

• 21000134678637000 backwards is 00073687643100012
• The number of decimal digits it has is: 17
• The sum of 21000134678637000's digits is 48
• More coming soon!