742920942

Names of 742920942

• Cardinal: 742920942 can be written as Seven hundred forty-two million, nine hundred twenty thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 7.42920942 × 10⁸

Factors of 742920942

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 123820162

Divisors of 742920942

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 123820157 247640314 371460471 742920942
• Sum of all divisors σ(n): 1485841896
• Sum of proper divisors (its aliquot sum) s(n): 742920954
• 742920942 is an abundant number, because the sum of its proper divisors (742920954) is greater than itself. Its abundance is 12

Bases of 742920942

• Binary: 101100010010000001001011101110₂
• Hexadecimal: 0x2C4812EE
• Base-36: CABDGU

Squares and roots of 742920942

• 742920942 squared (742920942²) is 551931526062167364
• 742920942 cubed (742920942³) is 410041489261602928624536888
• The square root of 742920942 is 27256.5761239375
• The cube root of 742920942 is 905.6926992147

Scales and comparisons

• 742,920,942 seconds is equal to 23 years, 32 weeks, 2 days, 14 hours, 55 minutes, 42 seconds.
• To count from 1 to 742,920,942 would take you about thirty-five 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 742920942 cubic inches would be around 75.5 feet tall.

Recreational maths with 742920942

• 742920942 backwards is 249029247
• The number of decimal digits it has is: 9
• The sum of 742920942's digits is 39
• More coming soon!