21381422240025

Names of 21381422240025

• Cardinal: 21381422240025 can be written as Twenty-one trillion, three hundred eighty-one billion, four hundred twenty-two million, two hundred forty thousand and twenty-five.

Scientific notation

• Scientific notation: 2.1381422240025 × 10¹³

Factors of 21381422240025

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 225

Divisors of 21381422240025

• Number of divisors d(n): 243
• Complete list of divisors:
  1 3 5 9 15 25 43 45 67 75 107 129 201 215 225 321 335 387 535 603 645 963 1005 1075 1605 1675 1849 1935 2675 2881 3015 3225 4489 4601 4815 5025 5547 7169 8025 8643 9245 9675 11449 13467 13803 14405 15075 16641 21507 22445 23005 24075 25929 27735 34347 35845 40401 41409 43215 46225 57245 64521 67335 69015 72025 83205 103041 107535 112225 115025 123883 129645 138675 171735 179225 193027 197843 202005 207045 216075 286225 308267 322605 336675 345075 371649 416025 480323 492307 515205 537675 579081 593529 619415 648225 767083 858675 924801 965135 989215 1010025 1035225 1114947 1440969 1476921 1541335 1613025 1737243 1780587 1858245 2301249 2401615 2461535 2576025 2774403 2895405 2967645 3097075 3835415 4322907 4430763 4624005 4825675 4946075 5574735 6903747 7204845 7384605 7706675 8300161 8686215 8902935 9291225 11506245 12008075 12307675 13255481 13872015 14477025 14838225 19177075 20653889 21169201 21614535 22153815 23120025 24900483 27873675 32984569 34518735 36024225 36923025 39766443 41500805 43431075 44514675 51394561 57531225 61961667 63507603 66277405 69360075 74701449 98953707 103269445 105846005 108072675 110769075 119299329 124502415 154183683 164922845 172593675 185885001 190522809 198832215 207504025 256972805 296861121 309808335 317538015 331387025 373507245 462551049 494768535 516347225 529230025 596496645 622512075 770918415 824614225 888117227 929425005 952614045 994161075 1284864025 1418336467 1484305605 1549041675 1587690075 1867536225 2209966123 2312755245 2473842675 2664351681 2982483225 3854592075 4255009401 4440586135 4647125025 4763070225 6629898369 7091682335 7421528025 7993055043 11049830615 11563776225 12765028203 13321758405 19889695107 21275047005 22202930675 33149491845 35458411675 39965275215 55249153075 63825141015 66608792025 95028543289 99448475535 106375235025 165747459225 199826376075 285085629867 319125705075 475142716445 497242377675 855256889601 1425428149335 2375713582225 4276284448005 7127140746675 21381422240025
• Sum of all divisors σ(n): 40177212491871
• Sum of proper divisors (its aliquot sum) s(n): 18795790251846
• 21381422240025 is a deficient number, because the sum of its proper divisors (18795790251846) is less than itself. Its deficiency is 2585631988179

Bases of 21381422240025

• Binary: 100110111001001000000000100111101000100011001₂
• Hexadecimal: 0x13724013D119
• Base-36: 7KUHMQZO9

Squares and roots of 21381422240025

• 21381422240025 squared (21381422240025²) is 457165217006235688712000625
• 21381422240025 cubed (21381422240025³) is 9774842538262983103733643010486700015625
• 21381422240025 is a perfect square number. Its square root is 4624005
• The cube root of 21381422240025 is 27755.2747011477

Scales and comparisons

• 21,381,422,240,025 seconds is equal to 679,863 years, 4 weeks, 4 days, 19 hours, 33 minutes, 45 seconds.
• To count from 1 to 21,381,422,240,025 would take you about one million, six hundred ninety-nine thousand, six hundred fifty-seven 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 21381422240025 cubic inches would be around 2312.9 feet tall.

Recreational maths with 21381422240025

• 21381422240025 backwards is 52004222418312
• The number of decimal digits it has is: 14
• The sum of 21381422240025's digits is 36
• More coming soon!