1324638945

Names of 1324638945

• Cardinal: 1324638945 can be written as One billion, three hundred twenty-four million, six hundred thirty-eight thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.324638945 × 10⁹

Factors of 1324638945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 145051

Divisors of 1324638945

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 7 9 15 21 29 35 45 63 87 105 145 203 261 315 435 609 1015 1305 1827 3045 9135 145007 435021 725035 1015049 1305063 2175105 3045147 4205203 5075245 6525315 9135441 12615609 15225735 21026015 29436421 37846827 45677205 63078045 88309263 147182105 189234135 264927789 441546315 1324638945
• Sum of all divisors σ(n): 2714549760
• Sum of proper divisors (its aliquot sum) s(n): 1389910815
• 1324638945 is an abundant number, because the sum of its proper divisors (1389910815) is greater than itself. Its abundance is 65271870

Bases of 1324638945

• Binary: 1001110111101000110001011100001₂
• Hexadecimal: 0x4EF462E1
• Base-36: LWNLY9

Squares and roots of 1324638945

• 1324638945 squared (1324638945²) is 1754668334610713025
• 1324638945 cubed (1324638945³) is 2324302011583641887133758625
• The square root of 1324638945 is 36395.5896366579
• The cube root of 1324638945 is 1098.2448442203

Scales and comparisons

• 1,324,638,945 seconds is equal to 42 years, 6 weeks, 1 day, 11 hours, 15 minutes, 45 seconds.
• To count from 1 to 1,324,638,945 would take you about eighty-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 1324638945 cubic inches would be around 91.5 feet tall.

Recreational maths with 1324638945

• 1324638945 backwards is 5498364231
• 1324638945 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1324638945's digits is 45
• More coming soon!