69809728 (number)
69809728 is an even 8-digits composite number following 69809727 and preceding 69809729. In scientific notation, it is written as 6.9809728 × 10^7. The sum of its digits is 49. It has a total of 9 prime factors and 42 positive divisors. There are 33675264 positive integers (up to 69809728) that are relatively prime to 69809728.
Interesting facts
- 69809728 has 42 divisors, whose sum is 143580866
- The reverse of 69809728 is 82790896
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 49
- Digital Root 4
Name
Name | sixty-nine million eight hundred nine thousand seven hundred twenty-eight |
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Notation
Scientific notation | 6.9809728 × 10^7 |
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Engineering notation | 6.9809728 × 10^6 |
Prime Factorization of 69809728
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 1297
Composite numberω | Distinct Factors | 3 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 75226 | Product of the distinct prime numbers |
The prime factorization of 69809728 is 2 × 2 × 2 × 2 × 2 × 2 × 29 × 29 × 1297. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 69809728)
Multiplication
n×yn×2 | 139619456 |
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n×3 | 209429184 |
n×4 | 279238912 |
n×5 | 349048640 |
Division
n÷yn÷2 | 34904864 |
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n÷3 | 23269909.333333 |
n÷3 | 17452432 |
n÷5 | 13961945.6 |
Exponentiation
nyn2 | 4873398123433984 |
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n3 | 3.4021059743264E+23 |
n4 | 2.375000926949E+31 |
n5 | 1.6579816871006E+39 |
Nth Root
y√n2√n | 8355.2216008913 |
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3√n | 411.75477913804 |
4√n | 91.406901276059 |
5√n | 37.049571474313 |
Divisors of 69809728
42 divisors
τ | Total Divisors | 42 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -69809727 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.023809523809524 | 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 | 42 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 69809728 can be divided by 42 positive divisors. The sum of these divisors (counting 69809728) is 1, the average is 0.023809523809524.
Base conversion 69809728
Base | System | Value |
---|---|---|
2 | Binary | 100001010010011011001000000 |
3 | Ternary | 11212100200221111 |
4 | Quaternary | 10022103121000 |
5 | Quinary | 120332402403 |
6 | Senary | 10532133104 |
8 | Octal | 412233100 |
10 | Decimal | 69809728 |
12 | Duodecimal | 1b467194 |
16 | Hexadecimal | 4293640 |
20 | Vigesimal | 11g6468 |
36 | Base36 | 15k9j4 |
Cryptographic Hash Functions
md5 | 5a791d4b7b618fb67c019d0230af6c49 |
---|---|
sha1 | d1af701b7e652aa653609ff0df6783887660c670 |
sha256 | 1030ba2a35d77672d150650cac4cc6c76c7a6c31f6a6b64b47d8016da1885ad9 |
sha512 | d723f0626e56bc312aa9e00e044f9300ca838e9149d764a45c63d9032a9ec92415a8496821b74488a051d192a2661d98db1651d7acc0131a2d88d966b152bdcc |
ripemd-160 | f508e3004da79fe0e5175e4ae7d11a403e14e60f |
69809728 as geometric shapes
Circle
Radius = nDiameter | 139619456 |
---|---|
Circumference | 438627457.2678 |
Area | 1.5310231742598E+16 |
Sphere
Radius = nVolume | 1.4250708180904E+24 |
---|---|
Surface area | 6.1240926970394E+16 |
Circumference | 438627457.2678 |
Square
Length = nPerimeter | 279238912 |
---|---|
Area | 4873398123433984 |
Diagonal | 98725864.123177 |
Cube
Length = nSurface area | 29240388740603904 |
---|---|
Volume | 3.4021059743264E+23 |
Space diagonal | 120913995.75856 |
Equilateral Triangle
Length = nPerimeter | 209429184 |
---|---|
Area | 2.1102432888246E+15 |
Altitude | 60456997.879282 |
Triangular Pyramid
Length = nSurface area | 2.1102432888246E+15 |
---|---|
Volume | 4.0094203412691E+22 |
Height | 32908621.374392 |