4509797985

Names of 4509797985

• Cardinal: 4509797985 can be written as Four billion, five hundred nine million, seven hundred ninety-seven thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 4.509797985 × 10⁹

Factors of 4509797985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1422

Divisors of 4509797985

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 99 105 135 165 189 231 297 315 385 467 495 693 929 945 1155 1401 1485 2079 2335 2787 3269 3465 4203 4645 5137 6503 7005 8361 9807 10219 10395 12609 13935 15411 16345 19509 21015 25083 25685 29421 30657 32515 35959 41805 46233 49035 51095 58527 63045 71533 77055 88263 91971 97545 107877 125415 138699 147105 153285 175581 179795 214599 231165 275913 292635 323631 357665 433843 441315 459855 539385 643797 693495 877905 970893 1072995 1301529 1379565 1618155 1931391 2169215 3036901 3218985 3904587 4772273 4854465 6507645 9110703 9656955 11713761 14316819 15184505 19522935 23861365 27332109 33405911 42950457 45553515 58568805 71584095 81996327 100217733 128851371 136660545 167029555 214752285 300653199 409981635 501088665 644256855 901959597 1503265995 4509797985
• Sum of all divisors σ(n): 10027929600
• Sum of proper divisors (its aliquot sum) s(n): 5518131615
• 4509797985 is an abundant number, because the sum of its proper divisors (5518131615) is greater than itself. Its abundance is 1008333630

Bases of 4509797985

• Binary: 100001100110011100000111001100001₂
• Hexadecimal: 0x10CCE0E61
• Base-36: 22L0ME9

Squares and roots of 4509797985

• 4509797985 squared (4509797985²) is 20338277865510060225
• 4509797985 cubed (4509797985³) is 91721524536247370599933646625
• The square root of 4509797985 is 67155.0294840231
• The cube root of 4509797985 is 1652.1609867259

Scales and comparisons

• 4,509,797,985 seconds is equal to 143 years, 20 weeks, 4 days, 17 hours, 39 minutes, 45 seconds.
• To count from 1 to 4,509,797,985 would take you about two hundred eighty-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 4509797985 cubic inches would be around 137.7 feet tall.

Recreational maths with 4509797985

• 4509797985 backwards is 5897979054
• 4509797985 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4509797985's digits is 63
• More coming soon!