142985763433138081

Names of 142985763433138081

• Cardinal: 142985763433138081 can be written as One hundred forty-two quadrillion, nine hundred eighty-five trillion, seven hundred sixty-three billion, four hundred thirty-three million, one hundred thirty-eight thousand and eighty-one.

Scientific notation

• Scientific notation: 1.42985763433138081 × 10¹⁷

Factors of 142985763433138081

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 12073952

Divisors of 142985763433138081

• Number of divisors d(n): 16
• Complete list of divisors:
  1 53 1667 88351 135581 7185793 11936651 226013527 632642503 11978716931 19898397217 1054615052501 1618383079231 85774303199243 2697844593078077 142985763433138081
• Sum of all divisors σ(n): 145772088082665408
• Sum of proper divisors (its aliquot sum) s(n): 2786324649527327
• 142985763433138081 is a deficient number, because the sum of its proper divisors (2786324649527327) is less than itself. Its deficiency is 140199438783610754

Bases of 142985763433138081

• Binary: 111111011111111001100101101010101010111101100011110100001₂
• Hexadecimal: 0x1FBFCCB555EC7A1
• Base-36: 133W80WL2WTD

Squares and roots of 142985763433138081

• 142985763433138081 squared (142985763433138081²) is 20444928544557327179890203212362561
• 142985763433138081 cubed (142985763433138081³) is 2923333716279486040028922651731496227321798147785441
• The square root of 142985763433138081 is 378134583.7570772645
• The cube root of 142985763433138081 is 522914.7988501103

Scales and comparisons

• 142,985,763,433,138,081 seconds is equal to 4,546,504,993 years, 8 weeks, 5 days, 4 hours, 8 minutes, 1 second.
• To count from 1 to 142,985,763,433,138,081 would take you about thirteen billion, six hundred thirty-nine million, five hundred fourteen thousand, nine hundred seventy-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 142985763433138081 cubic inches would be around 43576.2 feet tall.

Recreational maths with 142985763433138081

• 142985763433138081 backwards is 180831334367589241
• The number of decimal digits it has is: 18
• The sum of 142985763433138081's digits is 76
• More coming soon!