1979142200

Names of 1979142200

• Cardinal: 1979142200 can be written as One billion, nine hundred seventy-nine million, one hundred forty-two thousand, two hundred.

Scientific notation

• Scientific notation: 1.9791422 × 10⁹

Factors of 1979142200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1413687

Divisors of 1979142200

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 1413673 2827346 5654692 7068365 9895711 11309384 14136730 19791422 28273460 35341825 39582844 49478555 56546920 70683650 79165688 98957110 141367300 197914220 247392775 282734600 395828440 494785550 989571100 1979142200
• Sum of all divisors σ(n): 5258867280
• Sum of proper divisors (its aliquot sum) s(n): 3279725080
• 1979142200 is an abundant number, because the sum of its proper divisors (3279725080) is greater than itself. Its abundance is 1300582880

Bases of 1979142200

• Binary: 1110101111101110101000000111000₂
• Hexadecimal: 0x75F75038
• Base-36: WQBVW8

Squares and roots of 1979142200

• 1979142200 squared (1979142200²) is 3917003847820840000
• 1979142200 cubed (1979142200³) is 7752307612784602483448000000
• The square root of 1979142200 is 44487.5510676863
• The cube root of 1979142200 is 1255.5258717961

Scales and comparisons

• 1,979,142,200 seconds is equal to 62 years, 48 weeks, 2 days, 17 hours, 43 minutes, 20 seconds.
• To count from 1 to 1,979,142,200 would take you about one hundred twenty-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 1979142200 cubic inches would be around 104.6 feet tall.

Recreational maths with 1979142200

• 1979142200 backwards is 0022419791
• 1979142200 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1979142200's digits is 35
• More coming soon!