128698520 (number)
128698520 is an even 9-digits composite number following 128698519 and preceding 128698521. In scientific notation, it is written as 1.28698520 × 10^8. The sum of its digits is 41. It has a total of 6 prime factors and 32 positive divisors. There are 49703808 positive integers (up to 128698520) that are relatively prime to 128698520.
Interesting facts
- 128698520 has 32 divisors, whose sum is 299559600
- The reverse of 128698520 is 025896821
- Previous prime number is 29
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 six hundred ninety-eight thousand five hundred twenty |
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Notation
Scientific notation | 1.28698520 × 10^8 |
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Engineering notation | 1.28698520 × 10^6 |
Prime Factorization of 128698520
Prime Factorization 2 × 2 × 2 × 5 × 29 × 110947
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 32174630 | Product of the distinct prime numbers |
The prime factorization of 128698520 is 2 × 2 × 2 × 5 × 29 × 110947. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 128698520)
Multiplication
n×yn×2 | 257397040 |
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n×3 | 386095560 |
n×4 | 514794080 |
n×5 | 643492600 |
Division
n÷yn÷2 | 64349260 |
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n÷3 | 42899506.666667 |
n÷3 | 32174630 |
n÷5 | 25739704 |
Exponentiation
nyn2 | 16563309050190400 |
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n3 | 2.1316733610621E+24 |
n4 | 2.7434320669212E+32 |
n5 | 3.530756467333E+40 |
Nth Root
y√n2√n | 11344.537011267 |
---|---|
3√n | 504.88350742377 |
4√n | 106.5107366009 |
5√n | 41.871132789194 |
Divisors of 128698520
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 | -128698519 | 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 128698520 can be divided by 32 positive divisors. The sum of these divisors (counting 128698520) is 1, the average is 0.03125.
Base conversion 128698520
Base | System | Value |
---|---|---|
2 | Binary | 111101010111100100010011000 |
3 | Ternary | 22222011120011212 |
4 | Quaternary | 13222330202120 |
5 | Quinary | 230421323040 |
6 | Senary | 20434242252 |
8 | Octal | 752744230 |
10 | Decimal | 128698520 |
12 | Duodecimal | 37126388 |
16 | Hexadecimal | 7abc898 |
20 | Vigesimal | 2047660 |
36 | Base36 | 24mgew |
Cryptographic Hash Functions
md5 | c965672d0a191bfdda3d3a3ec4132ae0 |
---|---|
sha1 | 98687b3e11a67002245277cba3b876e68fc1c4ec |
sha256 | 6b9b704cdcfc19830c6377bd5f0ca452bc82e80cabd57652e4dc6b732a0d02a1 |
sha512 | 85e334447f75a18ede5099984f2975ba13950eafbff4051a54b3322a371320ed909e5e766c56bc5ee5c737f113b867f111c437dc4ee06e4103b5ab7fc9ede48d |
ripemd-160 | 75232d14e93929b2b7cce8b78d022951a0d18372 |
128698520 as geometric shapes
Circle
Radius = nDiameter | 257397040 |
---|---|
Circumference | 808636649.91976 |
Area | 5.2035170031215E+16 |
Sphere
Radius = nVolume | 8.9291324946211E+24 |
---|---|
Surface area | 2.0814068012486E+17 |
Circumference | 808636649.91976 |
Square
Length = nPerimeter | 514794080 |
---|---|
Area | 16563309050190400 |
Diagonal | 182007192.44135 |
Cube
Length = nSurface area | 99379854301142400 |
---|---|
Volume | 2.1316733610621E+24 |
Space diagonal | 222912375.49892 |
Equilateral Triangle
Length = nPerimeter | 386095560 |
---|---|
Area | 7.1721232040988E+15 |
Altitude | 111456187.74946 |
Triangular Pyramid
Length = nSurface area | 7.1721232040988E+15 |
---|---|
Volume | 2.5122011481362E+23 |
Height | 60669064.147115 |