21681038624000

Names of 21681038624000

• Cardinal: 21681038624000 can be written as Twenty-one trillion, six hundred eighty-one billion, thirty-eight million, six hundred twenty-four thousand.

Scientific notation

• Scientific notation: 2.1681038624 × 10¹³

Factors of 21681038624000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 727780

Divisors of 21681038624000

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 25 28 32 35 38 40 49 50 56 64 70 76 80 95 98 100 112 125 128 133 140 152 160 175 190 196 200 224 245 250 256 266 280 304 320 350 380 392 400 448 475 490 500 532 560 608 640 665 700 760 784 800 875 896 931 950 980 1000 1064 1120 1216 1225 1280 1330 1400 1520 1568 1600 1750 1792 1862 1900 1960 2000 2128 2240 2375 2432 2450 2660 2800 3040 3136 3200 3325 3500 3724 3800 3920 4000 4256 4480 4655 4750 4864 4900 5320 5600 6080 6125 6272 6400 6650 7000 7448 7600 7840 8000 8512 8960 9310 9500 9800 10640 11200 12160 12250 12544 13300 14000 14896 15200 15680 16000 16625 17024 18620 19000 19600 21280 22400 23275 24320 24500 26600 28000 29792 30400 31360 32000 33250 34048 37240 38000 39200 42560 44800 46550 49000 53200 56000 59584 60800 62720 66500 74480 76000 78400 85120 93100 98000 106400 112000 116375 119168 121600 133000 148960 152000 156800 170240 186200 196000 212800 224000 232750 238336 266000 297920 304000 313600 372400 392000 425600 465500 532000 595840 608000 727747 744800 784000 851200 931000 1064000 1191680 1455494 1489600 1568000 1862000 2128000 2910988 2979200 3638735 3724000 4256000 5094229 5821976 5958400 7277470 7448000 10188458 11643952 13827193 14554940 14896000 18193675 20376916 23287904 25471145 27654386 29109880 29792000 35659603 36387350 40753832 46575808 50942290 55308772 58219760 69135965 71319206 72774700 81507664 90968375 93151616 96790351 101884580 110617544 116439520 127355725 138271930 142638412 145549400 163015328 178298015 181936750 186303232 193580702 203769160 221235088 232879040 254711450 276543860 285276824 291098800 326030656 345679825 356596030 363873500 387161404 407538320 442470176 465758080 483951755 509422900 553087720 570553648 582197600 636778625 652061312 677532457 691359650 713192060 727747000 774322808 815076640 884940352 891490075 931516160 967903510 1018845800 1106175440 1141107296 1164395200 1273557250 1304122624 1355064914 1382719300 1426384120 1455494000 1548645616 1630153280 1728399125 1769880704 1782980150 1935807020 2037691600 2212350880 2282214592 2328790400 2419758775 2547114500 2710129828 2765438600 2852768240 2910988000 3097291232 3260306560 3387662285 3456798250 3539761408 3565960300 3871614040 4075383200 4424701760 4457450375 4564429184 4657580800 4839517550 5094229000 5420259656 5530877200 5705536480 5821976000 6194582464 6520613120 6775324570 6913596500 7131920600 7743228080 8150766400 8849403520 8914900750 9128858368 9679035100 10188458000 10840519312 11061754400 11411072960 11643952000 12098793875 12389164928 13550649140 13827193000 14263841200 15486456160 16301532800 16938311425 17698807040 17829801500 19358070200 20376916000 21681038624 22123508800 22822145920 23287904000 24197587750 24778329856 27101298280 27654386000 28527682400 30972912320 32603065600 33876622850 35659603000 38716140400 40753832000 43362077248 44247017600 45644291840 48395175500 54202596560 55308772000 57055364800 61945824640 67753245700 71319206000 77432280800 81507664000 84691557125 86724154496 88494035200 96790351000 108405193120 110617544000 114110729600 123891649280 135506491400 142638412000 154864561600 163015328000 169383114250 173448308992 193580702000 216810386240 221235088000 228221459200 271012982800 285276824000 309729123200 338766228500 387161404000 433620772480 442470176000 542025965600 570553648000 619458246400 677532457000 774322808000 867241544960 1084051931200 1141107296000 1355064914000 1548645616000 2168103862400 2710129828000 3097291232000 4336207724800 5420259656000 10840519312000 21681038624000
• Sum of all divisors σ(n): 66135001907520
• Sum of proper divisors (its aliquot sum) s(n): 44453963283520
• 21681038624000 is an abundant number, because the sum of its proper divisors (44453963283520) is greater than itself. Its abundance is 22772924659520

Bases of 21681038624000

• Binary: 100111011100000000010100110110000010100000000₂
• Hexadecimal: 0x13B8029B0500
• Base-36: 7OO4QLX4W

Squares and roots of 21681038624000

• 21681038624000 squared (21681038624000²) is 470067435815379813376000000
• 21681038624000 cubed (21681038624000³) is 10191550231797890667034967834624000000000
• The square root of 21681038624000 is 4656290.2211954099
• The cube root of 21681038624000 is 27884.3180517807

Scales and comparisons

• 21,681,038,624,000 seconds is equal to 689,389 years, 50 weeks, 1 day, 53 minutes, 20 seconds.
• To count from 1 to 21,681,038,624,000 would take you about one million, seven hundred twenty-three thousand, four hundred seventy-four 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 21681038624000 cubic inches would be around 2323.7 feet tall.

Recreational maths with 21681038624000

• 21681038624000 backwards is 00042683018612
• The number of decimal digits it has is: 14
• The sum of 21681038624000's digits is 41
• More coming soon!