648640984 (number)
648640984 is an even 9-digits composite number following 648640983 and preceding 648640985. In scientific notation, it is written as 6.48640984 × 10^8. The sum of its digits is 49. It has a total of 6 prime factors and 32 positive divisors. There are 298745344 positive integers (up to 648640984) that are relatively prime to 648640984.
Interesting facts
- 648640984 has 32 divisors, whose sum is 1315154880
- The reverse of 648640984 is 489046846
- Previous prime number is 47
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 49
- Digital Root 4
Name
Name | six hundred forty-eight million six hundred forty thousand nine hundred eighty-four |
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Notation
Scientific notation | 6.48640984 × 10^8 |
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Engineering notation | 6.48640984 × 10^6 |
Prime Factorization of 648640984
Prime Factorization 2 × 2 × 2 × 17 × 47 × 101477
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 162160246 | Product of the distinct prime numbers |
The prime factorization of 648640984 is 2 × 2 × 2 × 17 × 47 × 101477. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 648640984)
Multiplication
n×yn×2 | 1297281968 |
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n×3 | 1945922952 |
n×4 | 2594563936 |
n×5 | 3243204920 |
Division
n÷yn÷2 | 324320492 |
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n÷3 | 216213661.33333 |
n÷3 | 162160246 |
n÷5 | 129728196.8 |
Exponentiation
nyn2 | 420735126124488256 |
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n3 | 2.7290604621275E+26 |
n4 | 1.7701804635499E+35 |
n5 | 1.1482115977346E+44 |
Nth Root
y√n2√n | 25468.431125611 |
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3√n | 865.63497497748 |
4√n | 159.58831763513 |
5√n | 57.86299075084 |
Divisors of 648640984
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -648640983 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 648640984 can be divided by 32 positive divisors. The sum of these divisors (counting 648640984) is 1, the average is 0.03125.
Base conversion 648640984
Base | System | Value |
---|---|---|
2 | Binary | 100110101010010111100111011000 |
3 | Ternary | 1200012112101011011 |
4 | Quaternary | 212222113213120 |
5 | Quinary | 2312023002414 |
6 | Senary | 144210343304 |
8 | Octal | 4652274730 |
10 | Decimal | 648640984 |
12 | Duodecimal | 16128ab34 |
16 | Hexadecimal | 26a979d8 |
20 | Vigesimal | a2e0294 |
36 | Base36 | aq6ml4 |
Cryptographic Hash Functions
md5 | d586bba8bbc0583cb7a1fc564b705612 |
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sha1 | c8fbd9c1570b03c5c4a40545e46948fc0cda15dc |
sha256 | 53970bf9e8edc725cad94deb9ec490946abcdd346ccf9293e982d8c5827e08ba |
sha512 | 16f21a0af685cfbca6dfd1de22e80234cc84c4693fcce51371958da96ee9d533a089342e0771be42b3cf5c35cee8ab7750693d81635e0f878ebee072e16b474b |
ripemd-160 | 7370663ff59e9b15c0d3e850cca9b685f271e770 |
648640984 as geometric shapes
Circle
Radius = nDiameter | 1297281968 |
---|---|
Circumference | 4075531500.3033 |
Area | 1.3217783813399E+18 |
Sphere
Radius = nVolume | 1.143146173203E+27 |
---|---|
Surface area | 5.2871135253595E+18 |
Circumference | 4075531500.3033 |
Square
Length = nPerimeter | 2594563936 |
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Area | 420735126124488256 |
Diagonal | 917316876.68383 |
Cube
Length = nSurface area | 2524410756746929536 |
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Volume | 2.7290604621275E+26 |
Space diagonal | 1123479140.1595 |
Equilateral Triangle
Length = nPerimeter | 1945922952 |
---|---|
Area | 1.8218365374413E+17 |
Altitude | 561739570.07974 |
Triangular Pyramid
Length = nSurface area | 1.8218365374413E+17 |
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Volume | 3.2162285983974E+25 |
Height | 305772292.22794 |