142442494

Names of 142442494

• Cardinal: 142442494 can be written as One hundred forty-two million, four hundred forty-two thousand, four hundred ninety-four.

Scientific notation

• Scientific notation: 1.42442494 × 10⁸

Factors of 142442494

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 265034

Divisors of 142442494

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 269 538 264763 529526 71221247 142442494
• Sum of all divisors σ(n): 214458840
• Sum of proper divisors (its aliquot sum) s(n): 72016346
• 142442494 is a deficient number, because the sum of its proper divisors (72016346) is less than itself. Its deficiency is 70426148

Bases of 142442494

• Binary: 1000011111010111111111111110₂
• Hexadecimal: 0x87D7FFE
• Base-36: 2CT1BY

Squares and roots of 142442494

• 142442494 squared (142442494²) is 20289864096940036
• 142442494 cubed (142442494³) is 2890138844889196496289784
• The square root of 142442494 is 11934.9274819751
• The cube root of 142442494 is 522.2516927955

Scales and comparisons

• 142,442,494 seconds is equal to 4 years, 27 weeks, 3 days, 15 hours, 21 minutes, 34 seconds.
• To count from 1 to 142,442,494 would take you about 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 142442494 cubic inches would be around 43.5 feet tall.

Recreational maths with 142442494

• 142442494 backwards is 494244241
• The number of decimal digits it has is: 9
• The sum of 142442494's digits is 34
• More coming soon!