994128221

Names of 994128221

• Cardinal: 994128221 can be written as Nine hundred ninety-four million, one hundred twenty-eight thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 9.94128221 × 10⁸

Factors of 994128221

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 994128221

Divisors of 994128221

• Number of divisors d(n): 2
• Complete list of divisors:
  1 994128221
• Sum of all divisors σ(n): 994128222
• Sum of proper divisors (its aliquot sum) s(n): 1
• 994128221 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 994128220

Bases of 994128221

• Binary: 111011010000010011000101011101₂
• Hexadecimal: 0x3B41315D
• Base-36: GFVM8T

Squares and roots of 994128221

• 994128221 squared (994128221²) is 988290919788624841
• 994128221 cubed (994128221³) is 982487893919919309219737861
• The square root of 994128221 is 31529.7989368787
• The cube root of 994128221 is 998.0388969223

Scales and comparisons

• 994,128,221 seconds is equal to 31 years, 31 weeks, 5 days, 2 hours, 43 minutes, 41 seconds.
• To count from 1 to 994,128,221 would take you about forty-seven 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 994128221 cubic inches would be around 83.2 feet tall.

Recreational maths with 994128221

• 994128221 backwards is 122821499
• The number of decimal digits it has is: 9
• The sum of 994128221's digits is 38
• More coming soon!