128540984 (number)
128540984 is an even 9-digits composite number following 128540983 and preceding 128540985. In scientific notation, it is written as 1.28540984 × 10^8. The sum of its digits is 41. It has a total of 6 prime factors and 32 positive divisors. There are 53932800 positive integers (up to 128540984) that are relatively prime to 128540984.
Interesting facts
- 128540984 has 32 divisors, whose sum is 283152240
- The reverse of 128540984 is 489045821
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 41
- Digital Root 5
Name
Name | one hundred twenty-eight million five hundred forty thousand nine hundred eighty-four |
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Notation
Scientific notation | 1.28540984 × 10^8 |
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Engineering notation | 1.28540984 × 10^6 |
Prime Factorization of 128540984
Prime Factorization 2 × 2 × 2 × 11 × 13 × 112361
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 32135246 | Product of the distinct prime numbers |
The prime factorization of 128540984 is 2 × 2 × 2 × 11 × 13 × 112361. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 128540984)
Multiplication
n×yn×2 | 257081968 |
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n×3 | 385622952 |
n×4 | 514163936 |
n×5 | 642704920 |
Division
n÷yn÷2 | 64270492 |
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n÷3 | 42846994.666667 |
n÷3 | 32135246 |
n÷5 | 25708196.8 |
Exponentiation
nyn2 | 16522784567688256 |
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n3 | 2.1238549867507E+24 |
n4 | 2.7300240987024E+32 |
n5 | 3.5091998399092E+40 |
Nth Root
y√n2√n | 11337.591631383 |
---|---|
3√n | 504.67741905695 |
4√n | 106.47812747876 |
5√n | 41.860877126831 |
Divisors of 128540984
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 | -128540983 | 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 128540984 can be divided by 32 positive divisors. The sum of these divisors (counting 128540984) is 1, the average is 0.03125.
Base conversion 128540984
Base | System | Value |
---|---|---|
2 | Binary | 111101010010110000100111000 |
3 | Ternary | 22221212120002012 |
4 | Quaternary | 13222112010320 |
5 | Quinary | 230401302414 |
6 | Senary | 20431025052 |
8 | Octal | 752260470 |
10 | Decimal | 128540984 |
12 | Duodecimal | 3706b188 |
16 | Hexadecimal | 7a96138 |
20 | Vigesimal | 2037c94 |
36 | Base36 | 24j2uw |
Cryptographic Hash Functions
md5 | df437c65ff9ff790010e12ac31e63d4a |
---|---|
sha1 | f1796db8aa73a722169d6fb00bc720d00d03ae9e |
sha256 | 5dced080387c678db2d3c2b852ae3c234270a1ab8043f42efd03fbecd54c3fa6 |
sha512 | c69936f844684a5b992080e1796be95ca8b37072c5ca205fa4f771db6ec2dcd3169aa78ff54cc68cd2d1821b40a1528b3ba7437c48e4e9a42c0e5b53bbdf1e47 |
ripemd-160 | 485e6517ef500646197adbf22b41028f40b79a3c |
128540984 as geometric shapes
Circle
Radius = nDiameter | 257081968 |
---|---|
Circumference | 807646822.03921 |
Area | 5.1907858614696E+16 |
Sphere
Radius = nVolume | 8.8963829648879E+24 |
---|---|
Surface area | 2.0763143445878E+17 |
Circumference | 807646822.03921 |
Square
Length = nPerimeter | 514163936 |
---|---|
Area | 16522784567688256 |
Diagonal | 181784402.89358 |
Cube
Length = nSurface area | 99136707406129536 |
---|---|
Volume | 2.1238549867507E+24 |
Space diagonal | 222639515.1429 |
Equilateral Triangle
Length = nPerimeter | 385622952 |
---|---|
Area | 7.1545755884378E+15 |
Altitude | 111319757.57145 |
Triangular Pyramid
Length = nSurface area | 7.1545755884378E+15 |
---|---|
Volume | 2.5029871056471E+23 |
Height | 60594800.964528 |