21288110121216

Names of 21288110121216

• Cardinal: 21288110121216 can be written as Twenty-one trillion, two hundred eighty-eight billion, one hundred ten million, one hundred twenty-one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 2.1288110121216 × 10¹³

Factors of 21288110121216

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 184

Divisors of 21288110121216

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 179 192 216 256 288 324 358 384 432 537 576 648 716 768 864 1074 1152 1296 1432 1611 1728 2148 2304 2592 2864 3222 3456 4296 4833 5184 5728 6444 6912 8592 9666 10368 11456 12888 14499 17184 19332 20736 22912 25776 28998 32041 34368 38664 45824 51552 57996 64082 68736 77328 96123 103104 115992 128164 137472 154656 192246 206208 231984 256328 288369 309312 384492 412416 463968 512656 576738 618624 768984 865107 927936 1025312 1153476 1237248 1537968 1730214 1855872 2050624 2306952 2595321 3075936 3460428 3711744 4101248 4613904 5190642 5735339 6151872 6920856 8202496 9227808 10381284 11470678 12303744 13841712 17206017 18455616 20762568 22941356 24607488 27683424 34412034 36911232 41525136 45882712 51618051 55366848 68824068 73822464 83050272 91765424 103236102 110733696 137648136 154854153 166100544 183530848 206472204 221467392 275296272 309708306 332201088 367061696 412944408 464562459 550592544 619416612 664402176 734123392 825888816 929124918 1026625681 1101185088 1238833224 1468246784 1651777632 1858249836 2053251362 2202370176 2477666448 3079877043 3303555264 3716499672 4106502724 4404740352 4955332896 6159754086 6607110528 7432999344 8213005448 9239631129 9910665792 12319508172 13214221056 14865998688 16426010896 18479262258 19821331584 24639016344 27718893387 29731997376 32852021792 36958524516 39642663168 49278032688 55437786774 59463994752 65704043584 73917049032 83156680161 98556065376 110875573548 118927989504 131408087168 147834098064 166313360322 197112130752 221751147096 262816174336 295668196128 332626720644 394224261504 443502294192 591336392256 665253441288 788448523008 887004588384 1182672784512 1330506882576 1774009176768 2365345569024 2661013765152 3548018353536 5322027530304 7096036707072 10644055060608 21288110121216
• Sum of all divisors σ(n): 63833906484271
• Sum of proper divisors (its aliquot sum) s(n): 42545796363055
• 21288110121216 is an abundant number, because the sum of its proper divisors (42545796363055) is greater than itself. Its abundance is 21257686241839

Bases of 21288110121216

• Binary: 100110101110010000110001111011110000100000000₂
• Hexadecimal: 0x135C863DE100
• Base-36: 7JNMF4G00

Squares and roots of 21288110121216

• 21288110121216 squared (21288110121216²) is 453183632533019098213318656
• 21288110121216 cubed (21288110121216³) is 9647423074495596395988374023005794205696
• 21288110121216 is a perfect square number. Its square root is 4613904
• The cube root of 21288110121216 is 27714.8395948511

Scales and comparisons

• 21,288,110,121,216 seconds is equal to 676,896 years, 2 weeks, 5 days, 10 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,288,110,121,216 would take you about one million, six hundred ninety-two thousand, two hundred forty 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 21288110121216 cubic inches would be around 2309.6 feet tall.

Recreational maths with 21288110121216

• 21288110121216 backwards is 61212101188212
• 21288110121216 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21288110121216's digits is 36
• More coming soon!