21389382347625

Names of 21389382347625

• Cardinal: 21389382347625 can be written as Twenty-one trillion, three hundred eighty-nine billion, three hundred eighty-two million, three hundred forty-seven thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 2.1389382347625 × 10¹³

Factors of 21389382347625

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 182

Divisors of 21389382347625

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 15 17 25 45 51 75 85 125 153 157 225 255 289 375 425 471 765 785 867 1125 1275 1413 1445 2125 2355 2601 2669 3825 3925 4335 4913 6375 7065 7225 8007 11775 13005 13345 14739 19125 19625 21675 24021 24565 24649 35325 36125 40035 44217 45373 58875 65025 66725 73695 73947 108375 120105 122825 123245 136119 176625 200175 221085 221841 226865 325125 333625 368475 369735 408357 419033 600525 614125 616225 680595 771341 1000875 1105425 1109205 1134325 1257099 1842375 1848675 2041785 2095165 2314023 3002625 3081125 3402975 3771297 3856705 3869893 5527125 5546025 5671625 6285495 6942069 7123561 9243375 10208925 10475825 11570115 11609679 17014875 18856485 19283525 19349465 21370683 27730125 31427475 34710345 34829037 35617805 51044625 52379125 57850575 58048395 64112049 65788181 94282425 96417625 96747325 106853415 121100537 157137375 173551725 174145185 178089025 197364543 289252875 290241975 320560245 328940905 363301611 471412125 483736625 534267075 592093629 605502685 867758625 870725925 890445125 986822715 1089904833 1118399077 1451209875 1602801225 1644704525 1816508055 2671335375 2960468145 3027513425 3355197231 4353629625 4934113575 5449524165 5591995385 8014006125 8223522625 9082540275 10065591693 14802340725 15137567125 16775986155 19012784309 24670567875 27247620825 27959976925 45412701375 50327958465 57038352927 74011703625 83879930775 95063921545 136238104125 139799884625 171115058781 251639792325 285191764635 419399653875 475319607725 855575293905 1258198961625 1425958823175 2376598038625 4277876469525 7129794115875 21389382347625
• Sum of all divisors σ(n): 41229917352000
• Sum of proper divisors (its aliquot sum) s(n): 19840535004375
• 21389382347625 is a deficient number, because the sum of its proper divisors (19840535004375) is less than itself. Its deficiency is 1548847343250

Bases of 21389382347625

• Binary: 100110111010000011010100010010110101101101001₂
• Hexadecimal: 0x13741A896B69
• Base-36: 7KY59ZQ09

Squares and roots of 21389382347625

• 21389382347625 squared (21389382347625²) is 457505677212891956343140625
• 21389382347625 cubed (21389382347625³) is 9785763856115652420082324231628009765625
• The square root of 21389382347625 is 4624865.6572515703
• The cube root of 21389382347625 is 27758.7186186277

Scales and comparisons

• 21,389,382,347,625 seconds is equal to 680,116 years, 10 weeks, 1 day, 16 hours, 33 minutes, 45 seconds.
• To count from 1 to 21,389,382,347,625 would take you about one million, seven hundred thousand, two hundred ninety 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 21389382347625 cubic inches would be around 2313.2 feet tall.

Recreational maths with 21389382347625

• 21389382347625 backwards is 52674328398312
• The number of decimal digits it has is: 14
• The sum of 21389382347625's digits is 63
• More coming soon!