685996890 (number)
685996890 is an even 9-digits composite number following 685996889 and preceding 685996891. In scientific notation, it is written as 6.85996890 × 10^8. The sum of its digits is 60. It has a total of 5 prime factors and 32 positive divisors. There are 182856000 positive integers (up to 685996890) that are relatively prime to 685996890.
Interesting facts
- 685996890 has 32 divisors, whose sum is 1647081216
- The reverse of 685996890 is 098699586
- Previous prime number is 4751
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 60
- Digital Root 6
Name
Name | six hundred eighty-five million nine hundred ninety-six thousand eight hundred ninety |
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Notation
Scientific notation | 6.85996890 × 10^8 |
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Engineering notation | 6.85996890 × 10^6 |
Prime Factorization of 685996890
Prime Factorization 2 × 3 × 5 × 4751 × 4813
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 685996890 | Product of the distinct prime numbers |
The prime factorization of 685996890 is 2 × 3 × 5 × 4751 × 4813. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 685996890)
Multiplication
n×yn×2 | 1371993780 |
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n×3 | 2057990670 |
n×4 | 2743987560 |
n×5 | 3429984450 |
Division
n÷yn÷2 | 342998445 |
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n÷3 | 228665630 |
n÷3 | 171499222.5 |
n÷5 | 137199378 |
Exponentiation
nyn2 | 470591733089672100 |
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n3 | 3.2282446535923E+26 |
n4 | 2.2145657925234E+35 |
n5 | 1.5191852463714E+44 |
Nth Root
y√n2√n | 26191.542337174 |
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3√n | 881.94340215077 |
4√n | 161.8380126459 |
5√n | 58.514625435198 |
Divisors of 685996890
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 | -685996889 | 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 685996890 can be divided by 32 positive divisors. The sum of these divisors (counting 685996890) is 1, the average is 0.03125.
Base conversion 685996890
Base | System | Value |
---|---|---|
2 | Binary | 101000111000110111101101011010 |
3 | Ternary | 1202210211020211020 |
4 | Quaternary | 220320313231122 |
5 | Quinary | 2401103400030 |
6 | Senary | 152023143310 |
8 | Octal | 5070675532 |
10 | Decimal | 685996890 |
12 | Duodecimal | 1718a4b36 |
16 | Hexadecimal | 28e37b5a |
20 | Vigesimal | ae79c4a |
36 | Base36 | bcfal6 |
Cryptographic Hash Functions
md5 | ff088861ea31b8c00fcaf58747c0295b |
---|---|
sha1 | f97547edb8b9a9f390d0f9ba7d6499e94de24fd7 |
sha256 | 90484c44913fcb2e250b3d068a1cd613fe4fa96f465d19f575c7cd3eb08c362a |
sha512 | e5559ae47785196f9b4d0ed3ad333158cf3117c1b8ece94bfbc32a5215289be16841919889d5dcd84559fc83d5c0bec53f8ad0643c3fa5440064b91f23bd315e |
ripemd-160 | cf25afc43c4a9ecf7fe50b0c4b566ee29ced561f |
685996890 as geometric shapes
Circle
Radius = nDiameter | 1371993780 |
---|---|
Circumference | 4310245580.0189 |
Area | 1.4784075315146E+18 |
Sphere
Radius = nVolume | 1.3522439583621E+27 |
---|---|
Surface area | 5.9136301260584E+18 |
Circumference | 4310245580.0189 |
Square
Length = nPerimeter | 2743987560 |
---|---|
Area | 470591733089672100 |
Diagonal | 970146105.58376 |
Cube
Length = nSurface area | 2823550398538032600 |
---|---|
Volume | 3.2282446535923E+26 |
Space diagonal | 1188181467.3142 |
Equilateral Triangle
Length = nPerimeter | 2057990670 |
---|---|
Area | 2.037721978333E+17 |
Altitude | 594090733.65712 |
Triangular Pyramid
Length = nSurface area | 2.037721978333E+17 |
---|---|
Volume | 3.8045228098072E+25 |
Height | 323382035.19459 |