1492158138

Names of 1492158138

• Cardinal: 1492158138 can be written as One billion, four hundred ninety-two million, one hundred fifty-eight thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.492158138 × 10⁹

Factors of 1492158138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 248693028

Divisors of 1492158138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 248693023 497386046 746079069 1492158138
• Sum of all divisors σ(n): 2984316288
• Sum of proper divisors (its aliquot sum) s(n): 1492158150
• 1492158138 is an abundant number, because the sum of its proper divisors (1492158150) is greater than itself. Its abundance is 12

Bases of 1492158138

• Binary: 1011000111100001000011010111010₂
• Hexadecimal: 0x58F086BA
• Base-36: OOE4L6

Squares and roots of 1492158138

• 1492158138 squared (1492158138²) is 2226535908799627044
• 1492158138 cubed (1492158138³) is 3322343675864589305069484072
• The square root of 1492158138 is 38628.4627962337
• The cube root of 1492158138 is 1142.7159359273

Scales and comparisons

• 1,492,158,138 seconds is equal to 47 years, 23 weeks, 1 day, 8 hours, 22 minutes, 18 seconds.
• To count from 1 to 1,492,158,138 would take you about ninety-four 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 1492158138 cubic inches would be around 95.2 feet tall.

Recreational maths with 1492158138

• 1492158138 backwards is 8318512941
• The number of decimal digits it has is: 10
• The sum of 1492158138's digits is 42
• More coming soon!