20120828 (number)
20120828 is an even 8-digits composite number following 20120827 and preceding 20120829. In scientific notation, it is written as 2.0120828 × 10^7. The sum of its digits is 23. It has a total of 6 prime factors and 48 positive divisors. There are 7888320 positive integers (up to 20120828) that are relatively prime to 20120828.
Interesting facts
- 20120828 has 48 divisors, whose sum is 43728384
- The reverse of 20120828 is 82802102
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 23
- Digital Root 5
Name
Name | twenty million one hundred twenty thousand eight hundred twenty-eight |
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Notation
Scientific notation | 2.0120828 × 10^7 |
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Engineering notation | 2.0120828 × 10^6 |
Prime Factorization of 20120828
Prime Factorization 2 × 2 × 13 × 167 × 7 × 331
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 10060414 | Product of the distinct prime numbers |
The prime factorization of 20120828 is 2 × 2 × 13 × 167 × 7 × 331. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20120828)
Multiplication
n×yn×2 | 40241656 |
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n×3 | 60362484 |
n×4 | 80483312 |
n×5 | 100604140 |
Division
n÷yn÷2 | 10060414 |
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n÷3 | 6706942.6666667 |
n÷3 | 5030207 |
n÷5 | 4024165.6 |
Exponentiation
nyn2 | 404847719405584 |
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n3 | 8.145871328352E+21 |
n4 | 1.639016759079E+29 |
n5 | 3.2978374298546E+36 |
Nth Root
y√n2√n | 4485.6245941898 |
---|---|
3√n | 271.98729395664 |
4√n | 66.974805667428 |
5√n | 28.888777880854 |
Divisors of 20120828
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 | -20120827 | 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 20120828 can be divided by 48 positive divisors. The sum of these divisors (counting 20120828) is 1, the average is 0.020833333333333.
Base conversion 20120828
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000010011111100 |
3 | Ternary | 1101212020120212 |
4 | Quaternary | 1030300103330 |
5 | Quinary | 20122331303 |
6 | Senary | 1555131552 |
8 | Octal | 114602374 |
10 | Decimal | 20120828 |
12 | Duodecimal | 68a3bb8 |
16 | Hexadecimal | 13304fc |
20 | Vigesimal | 65f218 |
36 | Base36 | bz9bw |
Cryptographic Hash Functions
md5 | c6b767b7e76abb350f865dcefbf453c5 |
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sha1 | 491376453857451529ec7a2e80c74296ba02ae98 |
sha256 | 7e5a8d1d7587b9a5d0fb62aa27bdf571a5783c59e8ae4b53cbc2ef4c3892fbf3 |
sha512 | 155d943246061b236f7ace2b228f900395deeff470b4272bb7b5035398b360a7b4d3c11ef601728c95c722f2ab67088545f7c5763367a3d264a41a2268e70c51 |
ripemd-160 | b94c57cb99a9d801a339e52c6442ba7036d09c0f |
20120828 as geometric shapes
Circle
Radius = nDiameter | 40241656 |
---|---|
Circumference | 126422890.85789 |
Area | 1.2718666211072E+15 |
Sphere
Radius = nVolume | 3.4121346029651E+22 |
---|---|
Surface area | 5.0874664844287E+15 |
Circumference | 126422890.85789 |
Square
Length = nPerimeter | 80483312 |
---|---|
Area | 404847719405584 |
Diagonal | 28455147.843776 |
Cube
Length = nSurface area | 2429086316433504 |
---|---|
Volume | 8.145871328352E+21 |
Space diagonal | 34850296.386354 |
Equilateral Triangle
Length = nPerimeter | 60362484 |
---|---|
Area | 1.7530420483472E+14 |
Altitude | 17425148.193177 |
Triangular Pyramid
Length = nSurface area | 1.7530420483472E+14 |
---|---|
Volume | 9.600001424918E+20 |
Height | 9485049.2812588 |