9890949313021

Names of 9890949313021

• Cardinal: 9890949313021 can be written as Nine trillion, eight hundred ninety billion, nine hundred forty-nine million, three hundred thirteen thousand and twenty-one.

Scientific notation

• Scientific notation: 9.890949313021 × 10¹²

Factors of 9890949313021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 310

Divisors of 9890949313021

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 43 49 103 157 301 721 1099 1849 2107 4429 5047 6751 7693 12943 16171 24649 31003 47257 79507 90601 113197 172543 190447 217021 290293 330799 556549 695353 792379 1059907 1207801 1333129 2032051 2538847 3895843 4867471 7419349 8189221 9331903 12482599 14224357 17771929 29900179 34072297 45576001 51935443 57324547 87378193 109170421 124403503 209301253 319032007 401271829 611647351 764192947 1285707697 1465108771 1959768043 2233224049 4694328103 5349350629 8999953879 13718376301 32860296721 62999677153 96028634107 201856108429 230022077047 1412992759003 9890949313021
• Sum of all divisors σ(n): 11970349934400
• Sum of proper divisors (its aliquot sum) s(n): 2079400621379
• 9890949313021 is a deficient number, because the sum of its proper divisors (2079400621379) is less than itself. Its deficiency is 7811548691642

Bases of 9890949313021

• Binary: 10001111111011101010100001010011000111111101₂
• Hexadecimal: 0x8FEEA8531FD
• Base-36: 3I7U7UE4D

Squares and roots of 9890949313021

• 9890949313021 squared (9890949313021²) is 97830878312750591840146441
• 9890949313021 cubed (9890949313021³) is 967640258639741513946207608856988108261
• The square root of 9890949313021 is 3144987.9670709393
• The cube root of 9890949313021 is 21465.7462947961

Scales and comparisons

• 9,890,949,313,021 seconds is equal to 314,501 years, 30 weeks, 6 days, 17 minutes, 1 second.
• To count from 1 to 9,890,949,313,021 would take you about seven hundred eighty-six thousand, two 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 9890949313021 cubic inches would be around 1788.8 feet tall.

Recreational maths with 9890949313021

• 9890949313021 backwards is 1203139490989
• The number of decimal digits it has is: 13
• The sum of 9890949313021's digits is 58
• More coming soon!