85121024774128

Names of 85121024774128

• Cardinal: 85121024774128 can be written as Eighty-five trillion, one hundred twenty-one billion, twenty-four million, seven hundred seventy-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 8.5121024774128 × 10¹³

Factors of 85121024774128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 15722888

Divisors of 85121024774128

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 56 58 112 116 203 232 406 464 812 1624 1667 3248 3334 6668 11669 13336 23338 26672 46676 48343 93352 96686 186704 193372 338401 386744 676802 773488 1353604 2707208 5414416 15721183 31442366 62884732 110048281 125769464 220096562 251538928 440193124 455914307 880386248 911828614 1760772496 1823657228 3191400149 3647314456 6382800298 7294628912 12765600596 25531201192 26207212061 51062402384 52414424122 104828848244 183450484427 209657696488 366900968854 419315392976 733801937708 760009149769 1467603875416 1520018299538 2935207750832 3040036599076 5320064048383 6080073198152 10640128096766 12160146396304 21280256193532 42560512387064 85121024774128
• Sum of all divisors σ(n): 195098635745280
• Sum of proper divisors (its aliquot sum) s(n): 109977610971152
• 85121024774128 is an abundant number, because the sum of its proper divisors (109977610971152) is greater than itself. Its abundance is 24856586197024

Bases of 85121024774128

• Binary: 10011010110101011001000011100011100111111110000₂
• Hexadecimal: 0x4D6AC871CFF0
• Base-36: U6824E2GG

Squares and roots of 85121024774128

• 85121024774128 squared (85121024774128²) is 7245588858597712733418160384
• 85121024774128 cubed (85121024774128³) is 616751948735841723854922994977846877745152
• The square root of 85121024774128 is 9226105.6125609141
• The cube root of 85121024774128 is 43989.1544849997

Scales and comparisons

• 85,121,024,774,128 seconds is equal to 2,706,585 years, 15 weeks, 23 hours, 55 minutes, 28 seconds.
• To count from 1 to 85,121,024,774,128 would take you about six million, seven hundred sixty-six thousand, four hundred sixty-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 85121024774128 cubic inches would be around 3665.8 feet tall.

Recreational maths with 85121024774128

• 85121024774128 backwards is 82147742012158
• The number of decimal digits it has is: 14
• The sum of 85121024774128's digits is 52
• More coming soon!