42815565983966198968

Names of 42815565983966198968

• Cardinal: 42815565983966198968 can be written as Forty-two quintillion, eight hundred fifteen quadrillion, five hundred sixty-five trillion, nine hundred eighty-three billion, nine hundred sixty-six million, one hundred ninety-eight thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 4.2815565983966198968 × 10¹⁹

Factors of 42815565983966198968

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1749193

Divisors of 42815565983966198968

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 8 1749191 3498382 6996764 13993528 3059669154481 6119338308962 12238676617924 24477353235848
• Sum of all divisors σ(n): 42815587401676518215
• Sum of proper divisors (its aliquot sum) s(n): 21417710319247
• 42815565983966198968 is a deficient number, because the sum of its proper divisors (21417710319247) is less than itself. Its deficiency is 42815544566255879721

Bases of 42815565983966198968

• Binary: 100101001000101111011100100110101001110011100110100111110010111000₂
• Hexadecimal: 0x2522F726A739A7CB8
• Base-36: 91AJ7G4MB4J3S

Squares and roots of 42815565983966198968

• 42815565983966198968 squared (42815565983966198968²) is 1833172690527363467624154551533764265024
• 42815565983966198968 cubed (42815565983966198968³) is 78488326291279179176838995403963017281066996928613467295232
• The square root of 42815565983966198968 is 6543360450.4081997705
• 42815565983966198968 is a perfect cube number. Its cube root is 3498382

Scales and comparisons

• 42,815,565,983,966,198,968 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 42,815,565,983,966,198,968 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 42815565983966198968 cubic inches would be around 291531.8 feet tall.

Recreational maths with 42815565983966198968

• 42815565983966198968 backwards is 86989166938956551824
• The number of decimal digits it has is: 20
• The sum of 42815565983966198968's digits is 118
• More coming soon!