42908384990

Names of 42908384990

• Cardinal: 42908384990 can be written as Forty-two billion, nine hundred eight million, three hundred eighty-four thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.290838499 × 10¹⁰

Factors of 42908384990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 19508

Divisors of 42908384990

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 151 302 755 1510 1601 3202 8005 16010 17749 35498 88745 177490 241751 483502 1208755 2417510 2680099 5360198 13400495 26800990 28416149 56832298 142080745 284161490 4290838499 8581676998 21454192495 42908384990
• Sum of all divisors σ(n): 77799528000
• Sum of proper divisors (its aliquot sum) s(n): 34891143010
• 42908384990 is a deficient number, because the sum of its proper divisors (34891143010) is less than itself. Its deficiency is 8017241980

Bases of 42908384990

• Binary: 100111111101100010011111111011011110₂
• Hexadecimal: 0x9FD89FEDE
• Base-36: JPMJLR2

Squares and roots of 42908384990

• 42908384990 squared (42908384990²) is 1841129502450057300100
• 42908384990 cubed (42908384990³) is 78999893507574206880250765499000
• The square root of 42908384990 is 207143.3923397027
• The cube root of 42908384990 is 3500.9081994171

Scales and comparisons

• 42,908,384,990 seconds is equal to 1,364 years, 18 weeks, 2 days, 19 hours, 49 minutes, 50 seconds.
• To count from 1 to 42,908,384,990 would take you about two thousand, seven hundred twenty-eight 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 42908384990 cubic inches would be around 291.7 feet tall.

Recreational maths with 42908384990

• 42908384990 backwards is 09948380924
• The number of decimal digits it has is: 11
• The sum of 42908384990's digits is 56
• More coming soon!