51042680

Names of 51042680

• Cardinal: 51042680 can be written as Fifty-one million, forty-two thousand, six hundred eighty.

Scientific notation

• Scientific notation: 5.104268 × 10⁷

Factors of 51042680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1076

Divisors of 51042680

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 40 52 65 103 104 130 206 260 412 515 520 824 953 1030 1339 1906 2060 2678 3812 4120 4765 5356 6695 7624 9530 10712 12389 13390 19060 24778 26780 38120 49556 53560 61945 98159 99112 123890 196318 247780 392636 490795 495560 785272 981590 1276067 1963180 2552134 3926360 5104268 6380335 10208536 12760670 25521340 51042680
• Sum of all divisors σ(n): 125012160
• Sum of proper divisors (its aliquot sum) s(n): 73969480
• 51042680 is an abundant number, because the sum of its proper divisors (73969480) is greater than itself. Its abundance is 22926800

Bases of 51042680

• Binary: 11000010101101100101111000₂
• Hexadecimal: 0x30AD978
• Base-36: UE0S8

Squares and roots of 51042680

• 51042680 squared (51042680²) is 2605355181582400
• 51042680 cubed (51042680³) is 132984310819852336832000
• The square root of 51042680 is 7144.4160013257
• The cube root of 51042680 is 370.9463963065

Scales and comparisons

• 51,042,680 seconds is equal to 1 year, 32 weeks, 2 days, 18 hours, 31 minutes, 20 seconds.
• To count from 1 to 51,042,680 would take you about two 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 51042680 cubic inches would be around 30.9 feet tall.

Recreational maths with 51042680

• 51042680 backwards is 08624015
• 51042680 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 51042680's digits is 26
• More coming soon!