646972164 (number)
646972164 is an even 9-digits composite number following 646972163 and preceding 646972165. In scientific notation, it is written as 6.46972164 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 96 positive divisors. There are 210742560 positive integers (up to 646972164) that are relatively prime to 646972164.
Interesting facts
- 646972164 has 96 divisors, whose sum is 1716019200
- The reverse of 646972164 is 461279646
- Previous prime number is 71
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 45
- Digital Root 9
Name
Name | six hundred forty-six million nine hundred seventy-two thousand one hundred sixty-four |
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Notation
Scientific notation | 6.46972164 × 10^8 |
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Engineering notation | 6.46972164 × 10^6 |
Prime Factorization of 646972164
Prime Factorization 2 × 2 × 3 × 3 × 3 × 139 × 71 × 607
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 35942898 | Product of the distinct prime numbers |
The prime factorization of 646972164 is 2 × 2 × 3 × 3 × 3 × 139 × 71 × 607. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 646972164)
Multiplication
n×yn×2 | 1293944328 |
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n×3 | 1940916492 |
n×4 | 2587888656 |
n×5 | 3234860820 |
Division
n÷yn÷2 | 323486082 |
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n÷3 | 215657388 |
n÷3 | 161743041 |
n÷5 | 129394432.8 |
Exponentiation
nyn2 | 418572980990842896 |
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n3 | 2.7080506730358E+26 |
n4 | 1.7520334041556E+35 |
n5 | 1.1335168428868E+44 |
Nth Root
y√n2√n | 25435.647505027 |
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3√n | 864.89197042628 |
4√n | 159.48557146346 |
5√n | 57.833186144931 |
Divisors of 646972164
96 divisors
τ | Total Divisors | 96 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -646972163 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.010416666666667 | 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 | 96 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 646972164 can be divided by 96 positive divisors. The sum of these divisors (counting 646972164) is 1, the average is 0.010416666666667.
Base conversion 646972164
Base | System | Value |
---|---|---|
2 | Binary | 100110100100000000001100000100 |
3 | Ternary | 1200002101120222000 |
4 | Quaternary | 212210000030010 |
5 | Quinary | 2311111102124 |
6 | Senary | 144110505300 |
8 | Octal | 4644001404 |
10 | Decimal | 646972164 |
12 | Duodecimal | 160805230 |
16 | Hexadecimal | 26900304 |
20 | Vigesimal | a23ba84 |
36 | Base36 | ap6ux0 |
Cryptographic Hash Functions
md5 | bb15a41126f216acae2952177c99a205 |
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sha1 | d335a42047c9a73e48290701e20dc506a7591d94 |
sha256 | 192017b83225cad1e3a834e93a1d0e1d09dc65f08cdf22f29b0faf1818a2768d |
sha512 | f700d686f1149dd4bcee4aecff1371071bde9ff78c09ca80cc17ca97f754381a39e791715a1f109002777b65a4fc91da13a428512837a9097660950142caf8d5 |
ripemd-160 | 2c419cec9e7ca0f21ca0714e2020c261a5ff549c |
646972164 as geometric shapes
Circle
Radius = nDiameter | 1293944328 |
---|---|
Circumference | 4065045994.999 |
Area | 1.314985802072E+18 |
Sphere
Radius = nVolume | 1.1343456133277E+27 |
---|---|
Surface area | 5.259943208288E+18 |
Circumference | 4065045994.999 |
Square
Length = nPerimeter | 2587888656 |
---|---|
Area | 418572980990842896 |
Diagonal | 914956808.80667 |
Cube
Length = nSurface area | 2511437885945057376 |
---|---|
Volume | 2.7080506730358E+26 |
Space diagonal | 1120588659.1308 |
Equilateral Triangle
Length = nPerimeter | 1940916492 |
---|---|
Area | 1.8124741743793E+17 |
Altitude | 560294329.56539 |
Triangular Pyramid
Length = nSurface area | 1.8124741743793E+17 |
---|---|
Volume | 3.1914683245006E+25 |
Height | 304985602.93556 |