1507145138

Names of 1507145138

• Cardinal: 1507145138 can be written as One billion, five hundred seven million, one hundred forty-five thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.507145138 × 10⁹

Factors of 1507145138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 25985292

Divisors of 1507145138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 29 58 25985261 51970522 753572569 1507145138
• Sum of all divisors σ(n): 2338673580
• Sum of proper divisors (its aliquot sum) s(n): 831528442
• 1507145138 is a deficient number, because the sum of its proper divisors (831528442) is less than itself. Its deficiency is 675616696

Bases of 1507145138

• Binary: 1011001110101010011010110110010₂
• Hexadecimal: 0x59D535B2
• Base-36: OXBCMQ

Squares and roots of 1507145138

• 1507145138 squared (1507145138²) is 2271486466997039044
• 1507145138 cubed (1507145138³) is 3423459784767384855560768072
• The square root of 1507145138 is 38821.9672093005
• The cube root of 1507145138 is 1146.5289511273

Scales and comparisons

• 1,507,145,138 seconds is equal to 47 years, 47 weeks, 6 days, 19 hours, 25 minutes, 38 seconds.
• To count from 1 to 1,507,145,138 would take you about ninety-five 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 1507145138 cubic inches would be around 95.5 feet tall.

Recreational maths with 1507145138

• 1507145138 backwards is 8315417051
• The number of decimal digits it has is: 10
• The sum of 1507145138's digits is 35
• More coming soon!