668355816 (number)
668355816 is an even 9-digits composite number following 668355815 and preceding 668355817. In scientific notation, it is written as 6.68355816 × 10^8. The sum of its digits is 48. It has a total of 6 prime factors and 32 positive divisors. There are 209680128 positive integers (up to 668355816) that are relatively prime to 668355816.
Interesting facts
- 668355816 has 32 divisors, whose sum is 1769178240
- The reverse of 668355816 is 618553866
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | six hundred sixty-eight million three hundred fifty-five thousand eight hundred sixteen |
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Notation
Scientific notation | 6.68355816 × 10^8 |
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Engineering notation | 6.68355816 × 10^6 |
Prime Factorization of 668355816
Prime Factorization 2 × 2 × 2 × 3 × 17 × 1638127
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 167088954 | Product of the distinct prime numbers |
The prime factorization of 668355816 is 2 × 2 × 2 × 3 × 17 × 1638127. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 668355816)
Multiplication
n×yn×2 | 1336711632 |
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n×3 | 2005067448 |
n×4 | 2673423264 |
n×5 | 3341779080 |
Division
n÷yn÷2 | 334177908 |
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n÷3 | 222785272 |
n÷3 | 167088954 |
n÷5 | 133671163.2 |
Exponentiation
nyn2 | 446699496781025856 |
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n3 | 2.9855420667787E+26 |
n4 | 1.9954044042442E+35 |
n5 | 1.3336401388486E+44 |
Nth Root
y√n2√n | 25852.578517432 |
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3√n | 874.31764641126 |
4√n | 160.78737051595 |
5√n | 58.210529037622 |
Divisors of 668355816
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 | -668355815 | 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 668355816 can be divided by 32 positive divisors. The sum of these divisors (counting 668355816) is 1, the average is 0.03125.
Base conversion 668355816
Base | System | Value |
---|---|---|
2 | Binary | 100111110101100100110011101000 |
3 | Ternary | 1201120121222211010 |
4 | Quaternary | 213311210303220 |
5 | Quinary | 2332044341231 |
6 | Senary | 150153103520 |
8 | Octal | 4765446350 |
10 | Decimal | 668355816 |
12 | Duodecimal | 1679b7ba0 |
16 | Hexadecimal | 27d64ce8 |
20 | Vigesimal | a8h49ag |
36 | Base36 | b1x6nc |
Cryptographic Hash Functions
md5 | eb5466e5f1233f259b6011d46ba320c2 |
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sha1 | 1343a193687f4e00ea1500cdf3a51a4829c18e5e |
sha256 | 2227bb4a74c00758b7dadec4870d94ca4257eb75f92b19d9f5c39a742aedf6c5 |
sha512 | afd76f25a61493806070e5284aeb44df517d05c293b57aa6c8eeb49c6ca81b707703f491bd8f79a61757bc2eeef78b2a193648b1cbb5eec0cbc040107de5bd22 |
ripemd-160 | ecddcf320750eecc49d2a66ca1243da4a3fd37e2 |
668355816 as geometric shapes
Circle
Radius = nDiameter | 1336711632 |
---|---|
Circumference | 4199403443.0592 |
Area | 1.4033478574495E+18 |
Sphere
Radius = nVolume | 1.25058093653E+27 |
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Surface area | 5.6133914297981E+18 |
Circumference | 4199403443.0592 |
Square
Length = nPerimeter | 2673423264 |
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Area | 446699496781025856 |
Diagonal | 945197859.47814 |
Cube
Length = nSurface area | 2680196980686155136 |
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Volume | 2.9855420667787E+26 |
Space diagonal | 1157626230.8462 |
Equilateral Triangle
Length = nPerimeter | 2005067448 |
---|---|
Area | 1.9342655603505E+17 |
Altitude | 578813115.42308 |
Triangular Pyramid
Length = nSurface area | 1.9342655603505E+17 |
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Volume | 3.5184950682282E+25 |
Height | 315065953.15938 |