42940790400425022478

Names of 42940790400425022478

• Cardinal: 42940790400425022478 can be written as Forty-two quintillion, nine hundred forty quadrillion, seven hundred ninety trillion, four hundred billion, four hundred twenty-five million, twenty-two thousand, four hundred seventy-eight.

Scientific notation

• Scientific notation: 4.2940790400425022478 × 10¹⁹

Factors of 42940790400425022478

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 19118784684072818

Divisors of 42940790400425022478

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 1123 2246 19118784684071693 38237569368143386 21470395200212511239 42940790400425022478
• Sum of all divisors σ(n): 64468541954689752168
• Sum of proper divisors (its aliquot sum) s(n): 21527751554264729690
• 42940790400425022478 is a deficient number, because the sum of its proper divisors (21527751554264729690) is less than itself. Its deficiency is 21413038846160292788

Bases of 42940790400425022478

• Binary: 100101001111101100010101010101101111101111110101100101010000001110₂
• Hexadecimal: 0x253EC555BEFD6540E
• Base-36: 928S7SRD837DA

Squares and roots of 42940790400425022478

• 42940790400425022478 squared (42940790400425022478²) is 1843911480213233762286353866506805260484
• 42940790400425022478 cubed (42940790400425022478³) is 79179016388773922119074622743938513929988450129274345159352
• The square root of 42940790400425022478 is 6552922279.4433494241
• The cube root of 42940790400425022478 is 3501789.3000803061

Scales and comparisons

• 42,940,790,400,425,022,478 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 42,940,790,400,425,022,478 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 42940790400425022478 cubic inches would be around 291815.8 feet tall.

Recreational maths with 42940790400425022478

• 42940790400425022478 backwards is 87422052400409704924
• The number of decimal digits it has is: 20
• The sum of 42940790400425022478's digits is 73
• More coming soon!