7978996872 (number)
7978996872 is an even 10-digits composite number following 7978996871 and preceding 7978996873. In scientific notation, it is written as 7.978996872 × 10^9. The sum of its digits is 72. It has a total of 7 prime factors and 64 positive divisors. There are 2068761600 positive integers (up to 7978996872) that are relatively prime to 7978996872.
Interesting facts
- 7978996872 has 64 divisors, whose sum is 16609397760
- The reverse of 7978996872 is 2786998797
- Previous prime number is 821
Basic properties
- Is Prime? no
- Number parity even
- Number length 10
- Sum of Digits 72
- Digital Root 9
Name
Name | seven billion nine hundred seventy-eight million nine hundred ninety-six thousand eight hundred seventy-two |
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Notation
Scientific notation | 7.978996872 × 10^9 |
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Engineering notation | 7.978996872 × 10^9 |
Prime Factorization of 7978996872
Prime Factorization 2 × 2 × 2 × 63 × 11 × 821 × 1753
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 1994749218 | Product of the distinct prime numbers |
The prime factorization of 7978996872 is 2 × 2 × 2 × 63 × 11 × 821 × 1753. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 7978996872)
Multiplication
n×yn×2 | 15957993744 |
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n×3 | 23936990616 |
n×4 | 31915987488 |
n×5 | 39894984360 |
Division
n÷yn÷2 | 3989498436 |
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n÷3 | 2659665624 |
n÷3 | 1994749218 |
n÷5 | 1595799374.4 |
Exponentiation
nyn2 | 6.3664391083386E+19 |
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n3 | 5.0797797731212E+29 |
n4 | 4.0531546920183E+39 |
n5 | 3.2340108609346E+49 |
Nth Root
y√n2√n | 89325.230881314 |
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3√n | 1998.2482053891 |
4√n | 298.87326893069 |
5√n | 95.584981176228 |
Divisors of 7978996872
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -7978996871 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 7978996872 can be divided by 64 positive divisors. The sum of these divisors (counting 7978996872) is 1, the average is 0.015625.
Base conversion 7978996872
Base | System | Value |
---|---|---|
2 | Binary | 111011011100101011101010010001000 |
3 | Ternary | 202121001220001000200 |
4 | Quaternary | 13123211131102020 |
5 | Quinary | 112320110344442 |
6 | Senary | 3355425332200 |
8 | Octal | 73345352210 |
10 | Decimal | 7978996872 |
12 | Duodecimal | 1668197060 |
16 | Hexadecimal | 1db95d488 |
20 | Vigesimal | 64d8ec3c |
36 | Base36 | 3nyhle0 |
Cryptographic Hash Functions
md5 | 52e870913a7e8abc15c74be485af18be |
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sha1 | c461091df0dc21ce4a35d0a07de1b6353f468d87 |
sha256 | efa5d61ce387c2ac8a6ab7e917b689e21d6233477ae5d4fad5bed7b9a92f8efc |
sha512 | 95e50c750cf332758746f2a78770c78f56f2d60c89df8098924a8c9deb865ecff35e5808cbd7c49f88ab73866c6c4471e7745bc1cbc747fd353a21eb829ea6ed |
ripemd-160 | 291cb7bff21c4942828bceeb248651ccd0e28a5c |
7978996872 as geometric shapes
Circle
Radius = nDiameter | 15957993744 |
---|---|
Circumference | 50133515912.182 |
Area | 2.0000758332283E+20 |
Sphere
Radius = nVolume | 2.1278131756122E+30 |
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Surface area | 8.0003033329133E+20 |
Circumference | 50133515912.182 |
Square
Length = nPerimeter | 31915987488 |
---|---|
Area | 6.3664391083386E+19 |
Diagonal | 11284005590.515 |
Cube
Length = nSurface area | 3.8198634650031E+20 |
---|---|
Volume | 5.0797797731212E+29 |
Space diagonal | 13820027975.737 |
Equilateral Triangle
Length = nPerimeter | 23936990616 |
---|---|
Area | 2.756748999734E+19 |
Altitude | 6910013987.8686 |
Triangular Pyramid
Length = nSurface area | 2.756748999734E+19 |
---|---|
Volume | 5.9865778741804E+28 |
Height | 3761335196.8383 |