21150084649040

Names of 21150084649040

• Cardinal: 21150084649040 can be written as Twenty-one trillion, one hundred fifty billion, eighty-four million, six hundred forty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.115008464904 × 10¹³

Factors of 21150084649040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 152191

Divisors of 21150084649040

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 40 58 80 116 137 145 232 274 290 439 464 548 580 685 878 1096 1160 1370 1756 2192 2195 2320 2740 3512 3973 4390 5480 7024 7946 8780 10960 12731 15892 17560 19865 25462 31784 35120 39730 50924 60143 63568 63655 79460 101848 120286 127310 151579 158920 203696 240572 254620 300715 303158 317840 481144 509240 601430 606316 757895 962288 1018480 1202860 1212632 1515790 1744147 2405720 2425264 3031580 3488294 4395791 4811440 6063160 6976588 8720735 8791582 12126320 13953176 17441470 17583164 20766323 21978955 27906352 34882940 35166328 41532646 43957910 66543181 69765880 70332656 83065292 87915820 103831615 133086362 139531760 166130584 175831640 207663230 266172724 332261168 332715905 351663280 415326460 532345448 602223367 665431810 830652920 1064690896 1204446734 1330863620 1661305840 1929752249 2408893468 2661727240 3011116835 3859504498 4817786936 5323454480 6022233670 7719008996 9116415797 9635573872 9648761245 12044467340 15438017992 18232831594 19297522490 24088934680 30876035984 36465663188 38595044980 45582078985 48177869360 72931326376 77190089960 91164157970 145862652752 154380179920 182328315940 264376058113 364656631880 528752116226 729313263760 1057504232452 1321880290565 2115008464904 2643760581130 4230016929808 5287521162260 10575042324520 21150084649040
• Sum of all divisors σ(n): 51357971808000
• Sum of proper divisors (its aliquot sum) s(n): 30207887158960
• 21150084649040 is an abundant number, because the sum of its proper divisors (30207887158960) is greater than itself. Its abundance is 9057802509920

Bases of 21150084649040

• Binary: 100110011110001100011010010000101000001010000₂
• Hexadecimal: 0x133C63485050
• Base-36: 7HW7QBK28

Squares and roots of 21150084649040

• 21150084649040 squared (21150084649040²) is 447326080661557459972921600
• 21150084649040 cubed (21150084649040³) is 9460984471715235241831183386239435264000
• The square root of 21150084649040 is 4598922.1181750837
• The cube root of 21150084649040 is 27654.8115451391

Scales and comparisons

• 21,150,084,649,040 seconds is equal to 672,507 years, 14 weeks, 9 hours, 37 minutes, 20 seconds.
• To count from 1 to 21,150,084,649,040 would take you about one million, six hundred eighty-one thousand, two hundred sixty-eight 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 21150084649040 cubic inches would be around 2304.6 feet tall.

Recreational maths with 21150084649040

• 21150084649040 backwards is 04094648005112
• The number of decimal digits it has is: 14
• The sum of 21150084649040's digits is 44
• More coming soon!