42129519731085087

Names of 42129519731085087

• Cardinal: 42129519731085087 can be written as Forty-two quadrillion, one hundred twenty-nine trillion, five hundred nineteen billion, seven hundred thirty-one million, eighty-five thousand and eighty-seven.

Scientific notation

• Scientific notation: 4.2129519731085087 × 10¹⁶

Factors of 42129519731085087

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2821614073566

Divisors of 42129519731085087

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 9 21 27 63 79 189 237 553 711 1659 2133 4977 14931 2821614073477 8464842220431 19751298514339 25394526661293 59253895543017 76183579983879 177761686629051 222907511804683 533285059887153 668722535414049 1560352582632781 2006167606242147 4681057747898343 6018502818726441 14043173243695029 42129519731085087
• Sum of all divisors σ(n): 72233320281036800
• Sum of proper divisors (its aliquot sum) s(n): 30103800549951713
• 42129519731085087 is a deficient number, because the sum of its proper divisors (30103800549951713) is less than itself. Its deficiency is 12025719181133374

Bases of 42129519731085087

• Binary: 10010101101011001001001100110010001000010000111100011111₂
• Hexadecimal: 0x95AC9332210F1F
• Base-36: BITO26FX89R

Squares and roots of 42129519731085087

• 42129519731085087 squared (42129519731085087²) is 1774896432771887661251710433797569
• 42129519731085087 cubed (42129519731085087³) is 74775534285095776859594640483606176731014472753503
• The square root of 42129519731085087 is 205254767.8644398433
• The cube root of 42129519731085087 is 347959.6105497913

Scales and comparisons

• 42,129,519,731,085,087 seconds is equal to 1,339,588,412 years, 14 weeks, 6 days, 17 hours, 51 minutes, 27 seconds.
• To count from 1 to 42,129,519,731,085,087 would take you about four billion, eighteen million, seven hundred sixty-five thousand, two hundred thirty-six 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 42129519731085087 cubic inches would be around 28996.6 feet tall.

Recreational maths with 42129519731085087

• 42129519731085087 backwards is 78058013791592124
• The number of decimal digits it has is: 17
• The sum of 42129519731085087's digits is 72
• More coming soon!