20153988 (number)
20153988 is an even 8-digits composite number following 20153987 and preceding 20153989. In scientific notation, it is written as 2.0153988 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 6674400 positive integers (up to 20153988) that are relatively prime to 20153988.
Interesting facts
- 20153988 has 48 divisors, whose sum is 52590720
- The reverse of 20153988 is 88935102
- Previous prime number is 181
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 36
- Digital Root 9
Name
Name | twenty million one hundred fifty-three thousand nine hundred eighty-eight |
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Notation
Scientific notation | 2.0153988 × 10^7 |
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Engineering notation | 2.0153988 × 10^6 |
Prime Factorization of 20153988
Prime Factorization 2 × 2 × 9 × 3 × 181 × 1031
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10076994 | Product of the distinct prime numbers |
The prime factorization of 20153988 is 2 × 2 × 9 × 3 × 181 × 1031. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20153988)
Multiplication
n×yn×2 | 40307976 |
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n×3 | 60461964 |
n×4 | 80615952 |
n×5 | 100769940 |
Division
n÷yn÷2 | 10076994 |
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n÷3 | 6717996 |
n÷3 | 5038497 |
n÷5 | 4030797.6 |
Exponentiation
nyn2 | 406183232304144 |
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n3 | 8.1862119896589E+21 |
n4 | 1.6498481820504E+29 |
n5 | 3.3251020462866E+36 |
Nth Root
y√n2√n | 4489.3193247975 |
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3√n | 272.13662758209 |
4√n | 67.002382978499 |
5√n | 28.89829360257 |
Divisors of 20153988
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 | -20153987 | 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 20153988 can be divided by 48 positive divisors. The sum of these divisors (counting 20153988) is 1, the average is 0.020833333333333.
Base conversion 20153988
Base | System | Value |
---|---|---|
2 | Binary | 1001100111000011010000100 |
3 | Ternary | 1101220221002000 |
4 | Quaternary | 1030320122010 |
5 | Quinary | 20124411423 |
6 | Senary | 1555545300 |
8 | Octal | 114703204 |
10 | Decimal | 20153988 |
12 | Duodecimal | 68bb230 |
16 | Hexadecimal | 1338684 |
20 | Vigesimal | 65j4j8 |
36 | Base36 | bzyx0 |
Cryptographic Hash Functions
md5 | 7dcb19bde22a4e50ba5433fd3149fa6d |
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sha1 | 7811398c84318dfcb5c6d38a11385be9c1c2ec09 |
sha256 | ba9cd67d00e8423f1c02fbd8b84709969afeb15cf02e2448b72142258c89040a |
sha512 | ad93d745979c5dc9881e8a6d46be46e9817136023c8f7c1bb006d4a9b598ea7bc15bd799eba5c0f5ccc4df08dc399570e52687e95bd12677cec1edd39eb58d72 |
ripemd-160 | 233b377aafe3302eb9a9d40da05f22b1202af8be |
20153988 as geometric shapes
Circle
Radius = nDiameter | 40307976 |
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Circumference | 126631241.28267 |
Area | 1.2760622586181E+15 |
Sphere
Radius = nVolume | 3.4290324596588E+22 |
---|---|
Surface area | 5.1042490344722E+15 |
Circumference | 126631241.28267 |
Square
Length = nPerimeter | 80615952 |
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Area | 406183232304144 |
Diagonal | 28502043.165505 |
Cube
Length = nSurface area | 2437099393824864 |
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Volume | 8.1862119896589E+21 |
Space diagonal | 34907731.191133 |
Equilateral Triangle
Length = nPerimeter | 60461964 |
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Area | 1.7588249888333E+14 |
Altitude | 17453865.595567 |
Triangular Pyramid
Length = nSurface area | 1.7588249888333E+14 |
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Volume | 9.6475433501974E+20 |
Height | 9500681.0551682 |