129121144 (number)
129121144 is an even 9-digits composite number following 129121143 and preceding 129121145. In scientific notation, it is written as 1.29121144 × 10^8. The sum of its digits is 25. It has a total of 6 prime factors and 32 positive divisors. There are 63022336 positive integers (up to 129121144) that are relatively prime to 129121144.
Interesting facts
- 129121144 has 32 divisors, whose sum is 247918320
- The reverse of 129121144 is 441121921
- Previous prime number is 233
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 25
- Digital Root 7
Name
Name | one hundred twenty-nine million one hundred twenty-one thousand one hundred forty-four |
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Notation
Scientific notation | 1.29121144 × 10^8 |
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Engineering notation | 1.29121144 × 10^6 |
Prime Factorization of 129121144
Prime Factorization 2 × 2 × 2 × 53 × 233 × 1307
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 32280286 | Product of the distinct prime numbers |
The prime factorization of 129121144 is 2 × 2 × 2 × 53 × 233 × 1307. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 129121144)
Multiplication
n×yn×2 | 258242288 |
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n×3 | 387363432 |
n×4 | 516484576 |
n×5 | 645605720 |
Division
n÷yn÷2 | 64560572 |
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n÷3 | 43040381.333333 |
n÷3 | 32280286 |
n÷5 | 25824228.8 |
Exponentiation
nyn2 | 16672269827868736 |
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n3 | 2.1527425532511E+24 |
n4 | 2.7796458121326E+32 |
n5 | 3.5891104717737E+40 |
Nth Root
y√n2√n | 11363.148507346 |
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3√n | 505.43555404473 |
4√n | 106.59806990441 |
5√n | 41.898596271123 |
Divisors of 129121144
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 | -129121143 | 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 129121144 can be divided by 32 positive divisors. The sum of these divisors (counting 129121144) is 1, the average is 0.03125.
Base conversion 129121144
Base | System | Value |
---|---|---|
2 | Binary | 111101100100011101101111000 |
3 | Ternary | 22222222000220121 |
4 | Quaternary | 13230203231320 |
5 | Quinary | 231023334034 |
6 | Senary | 20451303024 |
8 | Octal | 754435570 |
10 | Decimal | 129121144 |
12 | Duodecimal | 372aaa74 |
16 | Hexadecimal | 7b23b78 |
20 | Vigesimal | 20702h4 |
36 | Base36 | 24viig |
Cryptographic Hash Functions
md5 | e6e383e78f98d0b57214cf943838cb14 |
---|---|
sha1 | a7a2273b7072c1e0b2f85b390a749653d180e52e |
sha256 | f24169a52e3bc8c312da7f5d6963bcb8ffc91742cbe46b429c3afa92eda0cfb5 |
sha512 | d0ba396e4821f4f3e0e628bc495134dab4aab11bd2f4d8681a8cf4a893a9826815d545173749cf80277d6e4fcdb2a1bf0d4a7979ffe7f7a5599a78fa050170dd |
ripemd-160 | 57841042e9f912dab7cefe06e1466c9a2c0f4e22 |
129121144 as geometric shapes
Circle
Radius = nDiameter | 258242288 |
---|---|
Circumference | 811292074.82702 |
Area | 5.2377480409899E+16 |
Sphere
Radius = nVolume | 9.017386920485E+24 |
---|---|
Surface area | 2.095099216396E+17 |
Circumference | 811292074.82702 |
Square
Length = nPerimeter | 516484576 |
---|---|
Area | 16672269827868736 |
Diagonal | 182604873.03393 |
Cube
Length = nSurface area | 100033618967212416 |
---|---|
Volume | 2.1527425532511E+24 |
Space diagonal | 223644381.73942 |
Equilateral Triangle
Length = nPerimeter | 387363432 |
---|---|
Area | 7.2193046048416E+15 |
Altitude | 111822190.86971 |
Triangular Pyramid
Length = nSurface area | 7.2193046048416E+15 |
---|---|
Volume | 2.5370314292545E+23 |
Height | 60868291.01131 |