128434240 (number)
128434240 is an even 9-digits composite number following 128434239 and preceding 128434241. In scientific notation, it is written as 1.28434240 × 10^8. The sum of its digits is 28. It has a total of 10 prime factors and 84 positive divisors. There are 44774400 positive integers (up to 128434240) that are relatively prime to 128434240.
Interesting facts
- 128434240 has 84 divisors, whose sum is 284579568
- The reverse of 128434240 is 042434821
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 28
- Digital Root 1
Name
Name | one hundred twenty-eight million four hundred thirty-four thousand two hundred forty |
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Notation
Scientific notation | 1.28434240 × 10^8 |
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Engineering notation | 1.28434240 × 10^6 |
Prime Factorization of 128434240
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 155 × 11 × 11 × 107
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 10 | Total number of prime factors |
rad | Radical | 364870 | Product of the distinct prime numbers |
The prime factorization of 128434240 is 2 × 2 × 2 × 2 × 2 × 2 × 155 × 11 × 11 × 107. Since it has a total of 10 prime factors.
Most popular turbo-numbers
Basic calculations (n = 128434240)
Multiplication
n×yn×2 | 256868480 |
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n×3 | 385302720 |
n×4 | 513736960 |
n×5 | 642171200 |
Division
n÷yn÷2 | 64217120 |
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n÷3 | 42811413.333333 |
n÷3 | 32108560 |
n÷5 | 25686848 |
Exponentiation
nyn2 | 16495354004377600 |
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n3 | 2.1185682550832E+24 |
n4 | 2.7209670372974E+32 |
n5 | 3.4946533350034E+40 |
Nth Root
y√n2√n | 11332.883128313 |
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3√n | 504.53768099132 |
4√n | 106.45601499358 |
5√n | 41.853922329471 |
Divisors of 128434240
84 divisors
τ | Total Divisors | 84 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -128434239 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.011904761904762 | 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 | 84 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 128434240 can be divided by 84 positive divisors. The sum of these divisors (counting 128434240) is 1, the average is 0.011904761904762.
Base conversion 128434240
Base | System | Value |
---|---|---|
2 | Binary | 111101001111100000001000000 |
3 | Ternary | 22221200010122201 |
4 | Quaternary | 13221330001000 |
5 | Quinary | 230334343430 |
6 | Senary | 20424442544 |
8 | Octal | 751740100 |
10 | Decimal | 128434240 |
12 | Duodecimal | 37019454 |
16 | Hexadecimal | 7a7c040 |
20 | Vigesimal | 202e5c0 |
36 | Base36 | 24gshs |
Cryptographic Hash Functions
md5 | c5568de6d5f80b0b743a55d738aef64a |
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sha1 | 34b93bfb4d4fac1f385982f234ca8cc9e295efaf |
sha256 | ac5516607bf8b7a50f5f4cbdf662d50cb00a0edf66fa4c21903fa94735a6b8d7 |
sha512 | 1b048b9bd4f7970a0ea01aec01d3ce9500cc6de92b140aaf07fded7b0dcf06a5fe04b0ad9c1992ed149102893becb9ab3e8f65eb5fbb4158a3bad2532ce764a8 |
ripemd-160 | aa11622845ea0ea32901552c10cfd0b4df0d1715 |
128434240 as geometric shapes
Circle
Radius = nDiameter | 256868480 |
---|---|
Circumference | 806976129.70678 |
Area | 5.1821682958516E+16 |
Sphere
Radius = nVolume | 8.8742379550639E+24 |
---|---|
Surface area | 2.0728673183406E+17 |
Circumference | 806976129.70678 |
Square
Length = nPerimeter | 513736960 |
---|---|
Area | 16495354004377600 |
Diagonal | 181633444.08108 |
Cube
Length = nSurface area | 98972124026265600 |
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Volume | 2.1185682550832E+24 |
Space diagonal | 222454629.11149 |
Equilateral Triangle
Length = nPerimeter | 385302720 |
---|---|
Area | 7.1426978061042E+15 |
Altitude | 111227314.55575 |
Triangular Pyramid
Length = nSurface area | 7.1426978061042E+15 |
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Volume | 2.4967566326265E+23 |
Height | 60544481.36036 |