20120128 (number)
20120128 is an even 8-digits composite number following 20120127 and preceding 20120129. In scientific notation, it is written as 2.0120128 × 10^7. The sum of its digits is 16. It has a total of 9 prime factors and 56 positive divisors. There are 8515584 positive integers (up to 20120128) that are relatively prime to 20120128.
Interesting facts
- 20120128 has 56 divisors, whose sum is 46199552
- The reverse of 20120128 is 82102102
- Previous prime number is 97
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 16
- Digital Root 7
Name
Name | twenty million one hundred twenty thousand one hundred twenty-eight |
---|
Notation
Scientific notation | 2.0120128 × 10^7 |
---|---|
Engineering notation | 2.0120128 × 10^6 |
Prime Factorization of 20120128
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 97 × 463
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 9 | Total number of prime factors |
rad | Radical | 628754 | Product of the distinct prime numbers |
The prime factorization of 20120128 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 97 × 463. Since it has a total of 9 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20120128)
Multiplication
n×yn×2 | 40240256 |
---|---|
n×3 | 60360384 |
n×4 | 80480512 |
n×5 | 100600640 |
Division
n÷yn÷2 | 10060064 |
---|---|
n÷3 | 6706709.3333333 |
n÷3 | 5030032 |
n÷5 | 4024025.6 |
Exponentiation
nyn2 | 404819550736384 |
---|---|
n3 | 8.1450211777185E+21 |
n4 | 1.6387886865841E+29 |
n5 | 3.2972638139024E+36 |
Nth Root
y√n2√n | 4485.5465664733 |
---|---|
3√n | 271.98413979033 |
4√n | 66.974223149457 |
5√n | 28.888576870976 |
Divisors of 20120128
56 divisors
τ | Total Divisors | 56 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20120127 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.017857142857143 | 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 | 56 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20120128 can be divided by 56 positive divisors. The sum of these divisors (counting 20120128) is 1, the average is 0.017857142857143.
Base conversion 20120128
Base | System | Value |
---|---|---|
2 | Binary | 1001100110000001001000000 |
3 | Ternary | 1101212012121221 |
4 | Quaternary | 1030300021000 |
5 | Quinary | 20122321003 |
6 | Senary | 1555124424 |
8 | Octal | 114601100 |
10 | Decimal | 20120128 |
12 | Duodecimal | 68a3714 |
16 | Hexadecimal | 1330240 |
20 | Vigesimal | 65f068 |
36 | Base36 | bz8sg |
Cryptographic Hash Functions
md5 | fa2f33234f1d32f3d867f450889714c5 |
---|---|
sha1 | af662d077a2c8fc44786f68fdd5c1479b195a3cc |
sha256 | a5723e7e214f7d2ecede0208c14581be900112c043a9e8a40d1e7f865e918aa9 |
sha512 | d2677de88e22b51d1e09905f8fb0b12e9e93504a0c41cc5628a3f0b548cb5ea0462eeccb88719af6903ea58381ea941c2fdb116f26cc62e673152983f3527084 |
ripemd-160 | ebf6ec461f5609852b2cb1b828cbc8e67d511f54 |
20120128 as geometric shapes
Circle
Radius = nDiameter | 40240256 |
---|---|
Circumference | 126418492.62817 |
Area | 1.2717781266229E+15 |
Sphere
Radius = nVolume | 3.4117784927005E+22 |
---|---|
Surface area | 5.0871125064918E+15 |
Circumference | 126418492.62817 |
Square
Length = nPerimeter | 80480512 |
---|---|
Area | 404819550736384 |
Diagonal | 28454157.894283 |
Cube
Length = nSurface area | 2428917304418304 |
---|---|
Volume | 8.1450211777185E+21 |
Space diagonal | 34849083.950789 |
Equilateral Triangle
Length = nPerimeter | 60360384 |
---|---|
Area | 1.7529200744316E+14 |
Altitude | 17424541.975395 |
Triangular Pyramid
Length = nSurface area | 1.7529200744316E+14 |
---|---|
Volume | 9.598999512788E+20 |
Height | 9484719.2980942 |