1518397441

Names of 1518397441

• Cardinal: 1518397441 can be written as One billion, five hundred eighteen million, three hundred ninety-seven thousand, four hundred forty-one.

Scientific notation

• Scientific notation: 1.518397441 × 10⁹

Factors of 1518397441

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 3384

Divisors of 1518397441

• Number of divisors d(n): 16
• Complete list of divisors:
  1 11 137 349 1507 2887 3839 31757 47813 395519 525943 1007563 4350709 11083193 138036131 1518397441
• Sum of all divisors σ(n): 1673884800
• Sum of proper divisors (its aliquot sum) s(n): 155487359
• 1518397441 is a deficient number, because the sum of its proper divisors (155487359) is less than itself. Its deficiency is 1362910082

Bases of 1518397441

• Binary: 1011010100000001110100000000001₂
• Hexadecimal: 0x5A80E801
• Base-36: P40IYP

Squares and roots of 1518397441

• 1518397441 squared (1518397441²) is 2305530788835348481
• 1518397441 cubed (1518397441³) is 3500712049914304503893637121
• The square root of 1518397441 is 38966.6195736813
• The cube root of 1518397441 is 1149.3751970857

Scales and comparisons

• 1,518,397,441 seconds is equal to 48 years, 14 weeks, 4 days, 1 hour, 4 minutes, 1 second.
• To count from 1 to 1,518,397,441 would take you about ninety-six 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 1518397441 cubic inches would be around 95.8 feet tall.

Recreational maths with 1518397441

• 1518397441 backwards is 1447938151
• The number of decimal digits it has is: 10
• The sum of 1518397441's digits is 43
• More coming soon!