388121093

Names of 388121093

• Cardinal: 388121093 can be written as Three hundred eighty-eight million, one hundred twenty-one thousand and ninety-three.

Scientific notation

• Scientific notation: 3.88121093 × 10⁸

Factors of 388121093

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 6763

Divisors of 388121093

• Number of divisors d(n): 8
• Complete list of divisors:
  1 163 383 6217 62429 1013371 2381111 388121093
• Sum of all divisors σ(n): 391584768
• Sum of proper divisors (its aliquot sum) s(n): 3463675
• 388121093 is a deficient number, because the sum of its proper divisors (3463675) is less than itself. Its deficiency is 384657418

Bases of 388121093

• Binary: 10111001000100100001000000101₂
• Hexadecimal: 0x17224205
• Base-36: 6F2S5H

Squares and roots of 388121093

• 388121093 squared (388121093²) is 150637982831514649
• 388121093 cubed (388121093³) is 58465778543882700415391357
• The square root of 388121093 is 19700.7891466307
• The cube root of 388121093 is 729.4391720523

Scales and comparisons

• 388,121,093 seconds is equal to 12 years, 17 weeks, 5 days, 3 hours, 24 minutes, 53 seconds.
• To count from 1 to 388,121,093 would take you about eighteen 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 388121093 cubic inches would be around 60.8 feet tall.

Recreational maths with 388121093

• 388121093 backwards is 390121883
• The number of decimal digits it has is: 9
• The sum of 388121093's digits is 35
• More coming soon!