28496988 (number)
28496988 is an even 8-digits composite number following 28496987 and preceding 28496989. In scientific notation, it is written as 2.8496988 × 10^7. The sum of its digits is 54. It has a total of 6 prime factors and 48 positive divisors. There are 8767872 positive integers (up to 28496988) that are relatively prime to 28496988.
Interesting facts
- 28496988 has 48 divisors, whose sum is 79568160
- The reverse of 28496988 is 88969482
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 54
- Digital Root 9
Name
Name | twenty-eight million four hundred ninety-six thousand nine hundred eighty-eight |
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Notation
Scientific notation | 2.8496988 × 10^7 |
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Engineering notation | 2.8496988 × 10^6 |
Prime Factorization of 28496988
Prime Factorization 2 × 2 × 3 × 9 × 13 × 20297
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 14248494 | Product of the distinct prime numbers |
The prime factorization of 28496988 is 2 × 2 × 3 × 9 × 13 × 20297. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 28496988)
Multiplication
n×yn×2 | 56993976 |
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n×3 | 85490964 |
n×4 | 113987952 |
n×5 | 142484940 |
Division
n÷yn÷2 | 14248494 |
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n÷3 | 9498996 |
n÷3 | 7124247 |
n÷5 | 5699397.6 |
Exponentiation
nyn2 | 812078325072144 |
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n3 | 2.3141786284641E+22 |
n4 | 6.5947120605198E+29 |
n5 | 1.8792943045209E+37 |
Nth Root
y√n2√n | 5338.2570189154 |
---|---|
3√n | 305.44497621924 |
4√n | 73.063376728122 |
5√n | 30.97132545466 |
Divisors of 28496988
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -28496987 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 28496988 can be divided by 48 positive divisors. The sum of these divisors (counting 28496988) is 1, the average is 0.020833333333333.
Base conversion 28496988
Base | System | Value |
---|---|---|
2 | Binary | 1101100101101010001011100 |
3 | Ternary | 1222121210112000 |
4 | Quaternary | 1230231101130 |
5 | Quinary | 24243400423 |
6 | Senary | 2454442300 |
8 | Octal | 154552134 |
10 | Decimal | 28496988 |
12 | Duodecimal | 9663390 |
16 | Hexadecimal | 1b2d45c |
20 | Vigesimal | 8i2298 |
36 | Base36 | gysf0 |
Cryptographic Hash Functions
md5 | 169d161552b3d4f9d098bc2053b09690 |
---|---|
sha1 | f270a5d80ddf5a6980e31aa67c1155499a6b9a3e |
sha256 | 1e02076f2605da37a2675c511af143629ff09ea838eb04f6043b5f298f84031b |
sha512 | 02450a2012cdb13ce31318b8f3d409949b3e1e92790a7fe959cb4b64ebc8d666465007b580e1830759b70977cd2bb5c27ea27c86a9225eab4cf8e4f38c56de23 |
ripemd-160 | 23c2bea77c5dc7ff4c2ece1b8948a9e47c7152e2 |
28496988 as geometric shapes
Circle
Radius = nDiameter | 56993976 |
---|---|
Circumference | 179051856.30047 |
Area | 2.5512193001862E+15 |
Sphere
Radius = nVolume | 9.6936087710364E+22 |
---|---|
Surface area | 1.0204877200745E+16 |
Circumference | 179051856.30047 |
Square
Length = nPerimeter | 113987952 |
---|---|
Area | 812078325072144 |
Diagonal | 40300826.916383 |
Cube
Length = nSurface area | 4872469950432864 |
---|---|
Volume | 2.3141786284641E+22 |
Space diagonal | 49358231.078681 |
Equilateral Triangle
Length = nPerimeter | 85490964 |
---|---|
Area | 3.516402296876E+14 |
Altitude | 24679115.53934 |
Triangular Pyramid
Length = nSurface area | 3.516402296876E+14 |
---|---|
Volume | 2.7272856684399E+21 |
Height | 13433608.972128 |