9840640425

Names of 9840640425

• Cardinal: 9840640425 can be written as Nine billion, eight hundred forty million, six hundred forty thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 9.840640425 × 10⁹

Factors of 9840640425

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3034

Divisors of 9840640425

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 11 15 21 25 33 35 55 75 77 105 165 175 231 275 385 525 757 825 1155 1925 2251 2271 3785 5299 5775 6753 8327 11255 11355 15757 15897 18925 24761 24981 26495 33765 41635 47271 56275 56775 58289 74283 78785 79485 123805 124905 132475 168825 173327 174867 208175 236355 291445 371415 393925 397425 519981 619025 624525 866635 874335 1181775 1457225 1704007 1857075 2599905 4333175 4371675 5112021 8520035 11928049 12999525 18744077 25560105 35784147 42600175 56232231 59640245 93720385 127800525 131208539 178920735 281161155 298201225 393625617 468601925 656042695 894603675 1405805775 1968128085 3280213475 9840640425
• Sum of all divisors σ(n): 20320318464
• Sum of proper divisors (its aliquot sum) s(n): 10479678039
• 9840640425 is an abundant number, because the sum of its proper divisors (10479678039) is greater than itself. Its abundance is 639037614

Bases of 9840640425

• Binary: 1001001010100011000100000110101001₂
• Hexadecimal: 0x24A8C41A9
• Base-36: 4IQV2QX

Squares and roots of 9840640425

• 9840640425 squared (9840640425²) is 96838203974144180625
• 9840640425 cubed (9840640425³) is 952949944712358878636876765625
• The square root of 9840640425 is 99200.0021421369
• The cube root of 9840640425 is 2142.9290273821

Scales and comparisons

• 9,840,640,425 seconds is equal to 312 years, 46 weeks, 6 days, 7 hours, 13 minutes, 45 seconds.
• To count from 1 to 9,840,640,425 would take you about six hundred twenty-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 9840640425 cubic inches would be around 178.6 feet tall.

Recreational maths with 9840640425

• 9840640425 backwards is 5240460489
• The number of decimal digits it has is: 10
• The sum of 9840640425's digits is 42
• More coming soon!