128512400 (number)
128512400 is an even 9-digits composite number following 128512399 and preceding 128512401. In scientific notation, it is written as 1.28512400 × 10^8. The sum of its digits is 23. It has a total of 7 prime factors and 40 positive divisors. There are 50880000 positive integers (up to 128512400) that are relatively prime to 128512400.
Interesting facts
- 128512400 has 40 divisors, whose sum is 261598584
- The reverse of 128512400 is 004215821
- Previous prime number is 101
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 23
- Digital Root 5
Name
Name | one hundred twenty-eight million five hundred twelve thousand four hundred |
---|
Notation
Scientific notation | 1.28512400 × 10^8 |
---|---|
Engineering notation | 1.28512400 × 10^6 |
Prime Factorization of 128512400
Prime Factorization 2 × 2 × 2 × 2 × 25 × 101 × 3181
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 16064050 | Product of the distinct prime numbers |
The prime factorization of 128512400 is 2 × 2 × 2 × 2 × 25 × 101 × 3181. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 128512400)
Multiplication
n×yn×2 | 257024800 |
---|---|
n×3 | 385537200 |
n×4 | 514049600 |
n×5 | 642562000 |
Division
n÷yn÷2 | 64256200 |
---|---|
n÷3 | 42837466.666667 |
n÷3 | 32128100 |
n÷5 | 25702480 |
Exponentiation
nyn2 | 16515436953760000 |
---|---|
n3 | 2.1224384399764E+24 |
n4 | 2.7275965777362E+32 |
n5 | 3.5052998243667E+40 |
Nth Root
y√n2√n | 11336.330976114 |
---|---|
3√n | 504.64000746436 |
4√n | 106.47220752907 |
5√n | 41.859015218324 |
Divisors of 128512400
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -128512399 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 128512400 can be divided by 40 positive divisors. The sum of these divisors (counting 128512400) is 1, the average is 0.025.
Base conversion 128512400
Base | System | Value |
---|---|---|
2 | Binary | 111101010001111000110010000 |
3 | Ternary | 22221211002212112 |
4 | Quaternary | 13222033012100 |
5 | Quinary | 230344344100 |
6 | Senary | 20430244452 |
8 | Octal | 752170620 |
10 | Decimal | 128512400 |
12 | Duodecimal | 37056728 |
16 | Hexadecimal | 7a8f190 |
20 | Vigesimal | 2034100 |
36 | Base36 | 24igsw |
Cryptographic Hash Functions
md5 | 881b59b5fdc07ed18fd50fe5ca97e012 |
---|---|
sha1 | 7867098fb42db4bd80976242afe6d7e39d606eeb |
sha256 | ab82a1379bcf2d0ec63eaaf4c4e3250b888d55609a25cf18b414981dc4137667 |
sha512 | 98f6b9c294df441021d9baf3993008678024097ac1879a87f531e3e4fe054ea8450a8eeb483641fb8f121b4489555310d7a1f30be6c62e9b7935ca191a0839c5 |
ripemd-160 | 04459472da5dcda82c03f9bfea6739f8e9cbb48e |
128512400 as geometric shapes
Circle
Radius = nDiameter | 257024800 |
---|---|
Circumference | 807467223.47039 |
Area | 5.1884775404758E+16 |
Sphere
Radius = nVolume | 8.8904493476352E+24 |
---|---|
Surface area | 2.0753910161903E+17 |
Circumference | 807467223.47039 |
Square
Length = nPerimeter | 514049600 |
---|---|
Area | 16515436953760000 |
Diagonal | 181743979.01312 |
Cube
Length = nSurface area | 99092621722560000 |
---|---|
Volume | 2.1224384399764E+24 |
Space diagonal | 222590006.20261 |
Equilateral Triangle
Length = nPerimeter | 385537200 |
---|---|
Area | 7.1513939782782E+15 |
Altitude | 111295003.10131 |
Triangular Pyramid
Length = nSurface area | 7.1513939782782E+15 |
---|---|
Volume | 2.5013176892638E+23 |
Height | 60581326.337705 |