164240643419967321

Names of 164240643419967321

• Cardinal: 164240643419967321 can be written as One hundred sixty-four quadrillion, two hundred forty trillion, six hundred forty-three billion, four hundred nineteen million, nine hundred sixty-seven thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 1.64240643419967321 × 10¹⁷

Factors of 164240643419967321

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 471

Divisors of 164240643419967321

• Number of divisors d(n): 105
• Complete list of divisors:
  1 3 9 27 81 137 243 331 411 729 993 1233 2979 3699 8937 11097 18769 26811 33291 45347 56307 80433 99873 109561 136041 168921 241299 328683 408123 506763 986049 1224369 1520289 2958147 3673107 4560867 6212539 8874441 11019321 13682601 15009857 18637617 26623323 33057963 36264691 45029571 55912851 79869969 108794073 135088713 167738553 326382219 405266139 503215659 979146657 1215798417 1509646977 2056350409 2937439971 3647395251 4528940931 4968262667 6169051227 8812319913 10942185753 12003612721 14904788001 18507153681 26436959739 36010838163 44714364003 55521461043 108032514489 134143092009 166564383129 324097543467 402429276027 499693149387 680651985379 972292630401 1207287828081 1499079448161 1644494942777 2041955956137 2916877891203 3621863484243 4933484828331 6125867868411 8750633673609 14800454484993 18377603605233 44401363454979 55132810815699 133204090364937 165398432447097 225295807160449 399612271094811 496195297341291 675887421481347 1198836813284433 2027662264444041 6082986793332123 18248960379996369 54746881139989107 164240643419967321
• Sum of all divisors σ(n): 248810563693369055
• Sum of proper divisors (its aliquot sum) s(n): 84569920273401734
• 164240643419967321 is a deficient number, because the sum of its proper divisors (84569920273401734) is less than itself. Its deficiency is 79670723146565587

Bases of 164240643419967321

• Binary: 1001000111011111111111111010111000101110101000111101011001₂
• Hexadecimal: 0x2477FFEB8BA8F59
• Base-36: 18X6G5Z0I0K9

Squares and roots of 164240643419967321

• 164240643419967321 squared (164240643419967321²) is 26974988951004854856427356707917041
• 164240643419967321 cubed (164240643419967321³) is 4430389541559546701499410900546294632232662199017161
• 164240643419967321 is a perfect square number. Its square root is 405266139
• The cube root of 164240643419967321 is 547637.9624051341

Scales and comparisons

• 164,240,643,419,967,321 seconds is equal to 5,222,344,431 years, 4 weeks, 4 days, 6 hours, 55 minutes, 21 seconds.
• To count from 1 to 164,240,643,419,967,321 would take you about fifteen billion, six hundred sixty-seven million, thirty-three thousand, two hundred ninety-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 164240643419967321 cubic inches would be around 45636.5 feet tall.

Recreational maths with 164240643419967321

• 164240643419967321 backwards is 123769914346042461
• The number of decimal digits it has is: 18
• The sum of 164240643419967321's digits is 72
• More coming soon!