85513461220

Names of 85513461220

• Cardinal: 85513461220 can be written as Eighty-five billion, five hundred thirteen million, four hundred sixty-one thousand, two hundred twenty.

Scientific notation

• Scientific notation: 8.551346122 × 10¹⁰

Factors of 85513461220

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 579360

Divisors of 85513461220

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 61 110 121 122 220 242 244 305 484 605 610 671 1210 1220 1342 2420 2684 3355 6710 7381 13420 14762 29524 36905 73810 147620 579281 1158562 2317124 2896405 5792810 6372091 11585620 12744182 25488364 31860455 35336141 63720910 70093001 70672282 127441820 140186002 141344564 176680705 280372004 350465005 353361410 388697551 700930010 706722820 777395102 1401860020 1554790204 1943487755 3886975510 4275673061 7773951020 8551346122 17102692244 21378365305 42756730610 85513461220
• Sum of all divisors σ(n): 200623893624
• Sum of proper divisors (its aliquot sum) s(n): 115110432404
• 85513461220 is an abundant number, because the sum of its proper divisors (115110432404) is greater than itself. Its abundance is 29596971184

Bases of 85513461220

• Binary: 1001111101000111111111101110111100100₂
• Hexadecimal: 0x13E8FFDDE4
• Base-36: 13A8I8YS

Squares and roots of 85513461220

• 85513461220 squared (85513461220²) is 7312552049824443888400
• 85513461220 cubed (85513461220³) is 625321636131894090258759407848000
• The square root of 85513461220 is 292426.8476388583
• The cube root of 85513461220 is 4405.6652442197

Scales and comparisons

• 85,513,461,220 seconds is equal to 2,719 years, 3 weeks, 2 days, 3 hours, 13 minutes, 40 seconds.
• To count from 1 to 85,513,461,220 would take you about five thousand, four hundred thirty-eight 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 85513461220 cubic inches would be around 367.1 feet tall.

Recreational maths with 85513461220

• 85513461220 backwards is 02216431558
• The number of decimal digits it has is: 11
• The sum of 85513461220's digits is 37
• More coming soon!