9090396021618

Names of 9090396021618

• Cardinal: 9090396021618 can be written as Nine trillion, ninety billion, three hundred ninety-six million, twenty-one thousand, six hundred eighteen.

Scientific notation

• Scientific notation: 9.090396021618 × 10¹²

Factors of 9090396021618

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 286

Divisors of 9090396021618

• Number of divisors d(n): 70
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 243 281 486 562 729 843 1458 1686 2529 5058 7587 15174 22761 45522 68283 78961 136566 157922 204849 236883 409698 473766 710649 1421298 2131947 4263894 6395841 12791682 19187523 22188041 38375046 44376082 57562569 66564123 115125138 133128246 199692369 399384738 599077107 1198154214 1797231321 3594462642 5391693963 6234839521 10783387926 12469679042 16175081889 18704518563 32350163778 37409037126 56113555689 112227111378 168340667067 336681334134 505022001201 1010044002402 1515066003603 3030132007206 4545198010809 9090396021618
• Sum of all divisors σ(n): 20517053213595
• Sum of proper divisors (its aliquot sum) s(n): 11426657191977
• 9090396021618 is an abundant number, because the sum of its proper divisors (11426657191977) is greater than itself. Its abundance is 2336261170359

Bases of 9090396021618

• Binary: 10000100010010000101110100110110001101110010₂
• Hexadecimal: 0x84485D36372
• Base-36: 3802J314I

Squares and roots of 9090396021618

• 9090396021618 squared (9090396021618²) is 82635299829848361923337924
• 9090396021618 cubed (9090396021618³) is 751187600818464141556125259036623241032
• The square root of 9090396021618 is 3015028.3616606329
• The cube root of 9090396021618 is 20870.2475870777

Scales and comparisons

• 9,090,396,021,618 seconds is equal to 289,046 years, 24 weeks, 4 days, 22 hours, 18 seconds.
• To count from 1 to 9,090,396,021,618 would take you about seven hundred twenty-two thousand, six hundred sixteen 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 9090396021618 cubic inches would be around 1739.2 feet tall.

Recreational maths with 9090396021618

• 9090396021618 backwards is 8161206930909
• 9090396021618 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 9090396021618's digits is 54
• More coming soon!