6468401340

Names of 6468401340

• Cardinal: 6468401340 can be written as Six billion, four hundred sixty-eight million, four hundred one thousand, three hundred forty.

Scientific notation

• Scientific notation: 6.46840134 × 10⁹

Factors of 6468401340

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3471

Divisors of 6468401340

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 3461 6922 10383 13844 17305 20766 31149 34610 41532 51915 62298 69220 93447 103830 124596 155745 186894 207660 311490 373788 467235 622980 934470 1868940 11978521 23957042 35935563 47914084 59892605 71871126 107806689 119785210 143742252 179677815 215613378 239570420 323420067 359355630 431226756 539033445 646840134 718711260 1078066890 1293680268 1617100335 2156133780 3234200670 6468401340
• Sum of all divisors σ(n): 20129731440
• Sum of proper divisors (its aliquot sum) s(n): 13661330100
• 6468401340 is an abundant number, because the sum of its proper divisors (13661330100) is greater than itself. Its abundance is 7192928760

Bases of 6468401340

• Binary: 110000001100010111111100010111100₂
• Hexadecimal: 0x1818BF8BC
• Base-36: 2YZ4AF0

Squares and roots of 6468401340

• 6468401340 squared (6468401340²) is 41840215895313795600
• 6468401340 cubed (6468401340³) is 270639308563137055179526104000
• The square root of 6468401340 is 80426.3721673431
• The cube root of 6468401340 is 1863.2265017979

Scales and comparisons

• 6,468,401,340 seconds is equal to 205 years, 35 weeks, 18 hours, 9 minutes.
• To count from 1 to 6,468,401,340 would take you about four hundred eleven 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 6468401340 cubic inches would be around 155.3 feet tall.

Recreational maths with 6468401340

• 6468401340 backwards is 0431048646
• 6468401340 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6468401340's digits is 36
• More coming soon!