142209742784185988

Names of 142209742784185988

• Cardinal: 142209742784185988 can be written as One hundred forty-two quadrillion, two hundred nine trillion, seven hundred forty-two billion, seven hundred eighty-four million, one hundred eighty-five thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.42209742784185988 × 10¹⁷

Factors of 142209742784185988

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 36765703926560

Divisors of 142209742784185988

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 967 1934 3868 36765703925591 73531407851182 147062815702364 35552435696046497 71104871392092994 142209742784185988
• Sum of all divisors σ(n): 249124409799811392
• Sum of proper divisors (its aliquot sum) s(n): 106914667015625404
• 142209742784185988 is a deficient number, because the sum of its proper divisors (106914667015625404) is less than itself. Its deficiency is 35295075768560584

Bases of 142209742784185988

• Binary: 111111001001110110000000111110010010000000100011010000100₂
• Hexadecimal: 0x1F93B01F2404684
• Base-36: 12W959XUYCN8

Squares and roots of 142209742784185988

• 142209742784185988 squared (142209742784185988²) is 20223610942744338681937855775536144
• 142209742784185988 cubed (142209742784185988³) is 2875994510335121503982583190574260135855165312350272
• The square root of 142209742784185988 is 377107070.7162436487
• The cube root of 142209742784185988 is 521967.0844129821

Scales and comparisons

• 142,209,742,784,185,988 seconds is equal to 4,521,829,936 years, 47 weeks, 6 days, 4 hours, 33 minutes, 8 seconds.
• To count from 1 to 142,209,742,784,185,988 would take you about thirteen billion, five hundred sixty-five million, four hundred eighty-nine thousand, eight hundred ten 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 142209742784185988 cubic inches would be around 43497.3 feet tall.

Recreational maths with 142209742784185988

• 142209742784185988 backwards is 889581487247902241
• The number of decimal digits it has is: 18
• The sum of 142209742784185988's digits is 89
• More coming soon!