12420321046875

Names of 12420321046875

• Cardinal: 12420321046875 can be written as Twelve trillion, four hundred twenty billion, three hundred twenty-one million, forty-six thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.2420321046875 × 10¹³

Factors of 12420321046875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 261

Divisors of 12420321046875

• Number of divisors d(n): 420
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 45 63 75 81 97 105 125 135 149 175 189 225 291 315 375 405 447 485 525 567 625 675 679 745 873 875 945 1043 1125 1341 1455 1575 1875 2025 2037 2235 2425 2619 2625 2835 3125 3129 3375 3395 3725 4023 4365 4375 4725 5215 5625 6111 6705 7275 7857 7875 9375 9387 9409 10125 10185 11175 12069 12125 13095 13125 14175 14453 15625 15645 16875 16975 18333 18625 20115 21825 21875 23625 26075 28125 28161 28227 30555 33525 36375 39285 39375 43359 46875 46935 47045 50625 50925 54999 55875 60345 60625 65475 65625 65863 70875 72265 78225 84375 84483 84681 84875 91665 93125 100575 101171 109125 109375 118125 130077 130375 140625 140805 141135 152775 167625 181875 196425 196875 197589 216795 234675 235225 253125 254043 254625 274995 279375 301725 303125 303513 327375 328125 329315 354375 361325 390231 391125 421875 422415 423405 424375 458325 465625 502875 505855 545625 590625 592767 650385 651875 704025 705675 762129 763875 838125 909375 910539 982125 984375 987945 1083975 1170693 1173375 1176125 1265625 1270215 1273125 1374975 1396875 1401941 1508625 1515625 1517565 1636875 1646575 1771875 1778301 1806625 1951155 1955625 2112075 2117025 2121875 2291625 2328125 2514375 2529275 2728125 2731617 2953125 2963835 3251925 3259375 3520125 3528375 3810645 3819375 4190625 4205823 4546875 4552695 4910625 4939725 5334903 5419875 5853465 5866875 5880625 6351075 6365625 6874875 6984375 7009705 7543125 7587825 8184375 8194851 8232875 8859375 8891505 9033125 9755775 9778125 9813587 10560375 10585125 10609375 11458125 12571875 12617469 12646375 13640625 13658085 14819175 16259625 16296875 17600625 17641875 19053225 19096875 20953125 21029115 22763475 24553125 24698625 26674515 27099375 29267325 29334375 29403125 29440761 31755375 31828125 34374375 35048525 37715625 37852407 37939125 40921875 40974255 41164375 44457525 45165625 48778875 48890625 49067935 52801875 52925625 57290625 62859375 63087345 63231875 68290425 74095875 81298125 88003125 88209375 88322283 95266125 95484375 105145575 113557221 113817375 122765625 123493125 133372575 135496875 146336625 146671875 147015625 147203805 158776875 171871875 175242625 188578125 189262035 189695625 204871275 205821875 222287625 225828125 243894375 245339675 264009375 264628125 264966849 286453125 315436725 316159375 341452125 370479375 406490625 440015625 441046875 441611415 476330625 525727875 567786105 569086875 617465625 666862875 677484375 731683125 736019025 793884375 794900547 859359375 876213125 946310175 948478125 1024356375 1029109375 1111438125 1219471875 1226698375 1320046875 1323140625 1324834245 1577183625 1580796875 1707260625 1852396875 2032453125 2208057075 2381653125 2628639375 2838930525 2845434375 3087328125 3334314375 3658415625 3680095125 3969421875 3974502735 4381065625 4731550875 4742390625 5121781875 5557190625 6097359375 6133491875 6624171225 7885918125 8536303125 9261984375 11040285375 11908265625 13143196875 14194652625 14227171875 16671571875 18292078125 18400475625 19872513675 21905328125 23657754375 25608909375 27785953125 30667459375 33120856125 39429590625 42681515625 55201426875 65715984375 70973263125 83357859375 92002378125 99362568375 118288771875 128044546875 153337296875 165604280625 197147953125 276007134375 354866315625 460011890625 496812841875 591443859375 828021403125 1380035671875 1774331578125 2484064209375 4140107015625 12420321046875
• Sum of all divisors σ(n): 26960912708400
• Sum of proper divisors (its aliquot sum) s(n): 14540591661525
• 12420321046875 is an abundant number, because the sum of its proper divisors (14540591661525) is greater than itself. Its abundance is 2120270614650

Bases of 12420321046875

• Binary: 10110100101111010100110100101111000101011011₂
• Hexadecimal: 0xB4BD4D2F15B
• Base-36: 4EHTEGUOR

Squares and roots of 12420321046875

• 12420321046875 squared (12420321046875²) is 154264374907446095947265625
• 12420321046875 cubed (12420321046875³) is 1916013062445968375648373882293701171875
• The square root of 12420321046875 is 3524247.5859217097
• The cube root of 12420321046875 is 23158.5274276645

Scales and comparisons

• 12,420,321,046,875 seconds is equal to 394,927 years, 41 weeks, 19 hours, 41 minutes, 15 seconds.
• To count from 1 to 12,420,321,046,875 would take you about nine hundred eighty-seven thousand, three hundred nineteen 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 12420321046875 cubic inches would be around 1929.9 feet tall.

Recreational maths with 12420321046875

• 12420321046875 backwards is 57864012302421
• 12420321046875 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12420321046875's digits is 45
• More coming soon!