1421440415

Names of 1421440415

• Cardinal: 1421440415 can be written as One billion, four hundred twenty-one million, four hundred forty thousand, four hundred fifteen.

Scientific notation

• Scientific notation: 1.421440415 × 10⁹

Factors of 1421440415

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 67929

Divisors of 1421440415

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 4481 22405 63443 317215 284288083 1421440415
• Sum of all divisors σ(n): 1706136048
• Sum of proper divisors (its aliquot sum) s(n): 284695633
• 1421440415 is a deficient number, because the sum of its proper divisors (284695633) is less than itself. Its deficiency is 1136744782

Bases of 1421440415

• Binary: 1010100101110010111010110011111₂
• Hexadecimal: 0x54B9759F
• Base-36: NIAEFZ

Squares and roots of 1421440415

• 1421440415 squared (1421440415²) is 2020492853395372225
• 1421440415 cubed (1421440415³) is 2872010200034852054583473375
• The square root of 1421440415 is 37701.9948411221
• The cube root of 1421440415 is 1124.3707862527

Scales and comparisons

• 1,421,440,415 seconds is equal to 45 years, 10 weeks, 1 day, 20 hours, 33 minutes, 35 seconds.
• To count from 1 to 1,421,440,415 would take you about ninety 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 1421440415 cubic inches would be around 93.7 feet tall.

Recreational maths with 1421440415

• 1421440415 backwards is 5140441241
• The number of decimal digits it has is: 10
• The sum of 1421440415's digits is 26
• More coming soon!