1938132272

Names of 1938132272

• Cardinal: 1938132272 can be written as One billion, nine hundred thirty-eight million, one hundred thirty-two thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 1.938132272 × 10⁹

Factors of 1938132272

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 121133269

Divisors of 1938132272

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 121133267 242266534 484533068 969066136 1938132272
• Sum of all divisors σ(n): 3755131308
• Sum of proper divisors (its aliquot sum) s(n): 1816999036
• 1938132272 is a deficient number, because the sum of its proper divisors (1816999036) is less than itself. Its deficiency is 121133236

Bases of 1938132272

• Binary: 1110011100001011000110100110000₂
• Hexadecimal: 0x73858D30
• Base-36: W1WWFK

Squares and roots of 1938132272

• 1938132272 squared (1938132272²) is 3756356703767881984
• 1938132272 cubed (1938132272³) is 7280316152716076070277787648
• The square root of 1938132272 is 44024.2236955975
• The cube root of 1938132272 is 1246.7933322197

Scales and comparisons

• 1,938,132,272 seconds is equal to 61 years, 32 weeks, 4 days, 2 hours, 4 minutes, 32 seconds.
• To count from 1 to 1,938,132,272 would take you about one hundred twenty-three 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 1938132272 cubic inches would be around 103.9 feet tall.

Recreational maths with 1938132272

• 1938132272 backwards is 2722318391
• The number of decimal digits it has is: 10
• The sum of 1938132272's digits is 38
• More coming soon!