21108388823140

Names of 21108388823140

• Cardinal: 21108388823140 can be written as Twenty-one trillion, one hundred eight billion, three hundred eighty-eight million, eight hundred twenty-three thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.110838882314 × 10¹³

Factors of 21108388823140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1605279

Divisors of 21108388823140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 20 29 37 58 74 116 145 148 185 290 370 580 613 740 1073 1226 2146 2452 3065 4292 5365 6130 10730 12260 17777 21460 22681 35554 45362 71108 88885 90724 113405 177770 226810 355540 453620 657749 1315498 1604593 2630996 3209186 3288745 6418372 6577490 8022965 13154980 16045930 32091860 46533197 59369941 93066394 118739882 186132788 232665985 237479764 296849705 465331970 593699410 930663940 983615509 1187398820 1721728289 1967231018 3443456578 3934462036 4918077545 6886913156 8608641445 9836155090 17217282890 19672310180 28524849761 34434565780 36393773833 57049699522 72787547666 114099399044 142624248805 145575095332 181968869165 285248497610 363937738330 570496995220 727875476660 1055419441157 2110838882314 4221677764628 5277097205785 10554194411570 21108388823140
• Sum of all divisors σ(n): 47172367882080
• Sum of proper divisors (its aliquot sum) s(n): 26063979058940
• 21108388823140 is an abundant number, because the sum of its proper divisors (26063979058940) is greater than itself. Its abundance is 4955590235800

Bases of 21108388823140

• Binary: 100110011001010101110000001001000000001100100₂
• Hexadecimal: 0x1332AE048064
• Base-36: 7HD25PAW4

Squares and roots of 21108388823140

• 21108388823140 squared (21108388823140²) is 445564078708861674199459600
• 21108388823140 cubed (21108388823140³) is 9405139819010807005744181127667975144000
• The square root of 21108388823140 is 4594386.6645222623
• The cube root of 21108388823140 is 27636.6264519253

Scales and comparisons

• 21,108,388,823,140 seconds is equal to 671,181 years, 24 weeks, 3 days, 19 hours, 45 minutes, 40 seconds.
• To count from 1 to 21,108,388,823,140 would take you about one million, six hundred seventy-seven thousand, nine hundred fifty-three 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 21108388823140 cubic inches would be around 2303.1 feet tall.

Recreational maths with 21108388823140

• 21108388823140 backwards is 04132888380112
• The number of decimal digits it has is: 14
• The sum of 21108388823140's digits is 49
• More coming soon!