20129968 (number)
20129968 is an even 8-digits composite number following 20129967 and preceding 20129969. In scientific notation, it is written as 2.0129968 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 40 positive divisors. There are 9117504 positive integers (up to 20129968) that are relatively prime to 20129968.
Interesting facts
- 20129968 has 40 divisors, whose sum is 42854400
- The reverse of 20129968 is 86992102
- Previous prime number is 23
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 37
- Digital Root 1
Name
Name | twenty million one hundred twenty-nine thousand nine hundred sixty-eight |
---|
Notation
Scientific notation | 2.0129968 × 10^7 |
---|---|
Engineering notation | 2.0129968 × 10^6 |
Prime Factorization of 20129968
Prime Factorization 2 × 2 × 2 × 2 × 19 × 23 × 2879
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2516246 | Product of the distinct prime numbers |
The prime factorization of 20129968 is 2 × 2 × 2 × 2 × 19 × 23 × 2879. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 20129968)
Multiplication
n×yn×2 | 40259936 |
---|---|
n×3 | 60389904 |
n×4 | 80519872 |
n×5 | 100649840 |
Division
n÷yn÷2 | 10064984 |
---|---|
n÷3 | 6709989.3333333 |
n÷3 | 5032492 |
n÷5 | 4025993.6 |
Exponentiation
nyn2 | 405215611681024 |
---|---|
n3 | 8.1569772962394E+21 |
n4 | 1.6419969195003E+29 |
n5 | 3.3053345445639E+36 |
Nth Root
y√n2√n | 4486.6432886959 |
---|---|
3√n | 272.02847164477 |
4√n | 66.98241029327 |
5√n | 28.891401982264 |
Divisors of 20129968
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -20129967 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 20129968 can be divided by 40 positive divisors. The sum of these divisors (counting 20129968) is 1, the average is 0.025.
Base conversion 20129968
Base | System | Value |
---|---|---|
2 | Binary | 1001100110010100010110000 |
3 | Ternary | 1101212201010101 |
4 | Quaternary | 1030302202300 |
5 | Quinary | 20123124333 |
6 | Senary | 1555242144 |
8 | Octal | 114624260 |
10 | Decimal | 20129968 |
12 | Duodecimal | 68a9354 |
16 | Hexadecimal | 13328b0 |
20 | Vigesimal | 65g4i8 |
36 | Base36 | bzgds |
Cryptographic Hash Functions
md5 | e118e3f82c5c1da83a9a5d30a97d4c48 |
---|---|
sha1 | b28ef328bcee1d25c262ab98356566cb6a6668ef |
sha256 | 71d82f7482c82e406eb5b176b3b4d9213337f94776b6753868d53223a8ff34aa |
sha512 | 6b400d5ba8dfea178c986c4678f988b1e3ab6644888f2792b83fce366dbb243e54e48ac707463ee134e133482f6fff9e6e740c4f5fdc5e5603ba1514e1115a99 |
ripemd-160 | c29fd4499704d44ff28f745a96c585afc1a6c535 |
20129968 as geometric shapes
Circle
Radius = nDiameter | 40259936 |
---|---|
Circumference | 126480319.1716 |
Area | 1.273022388777E+15 |
Sphere
Radius = nVolume | 3.4167866599153E+22 |
---|---|
Surface area | 5.092089555108E+15 |
Circumference | 126480319.1716 |
Square
Length = nPerimeter | 80519872 |
---|---|
Area | 405215611681024 |
Diagonal | 28468073.755736 |
Cube
Length = nSurface area | 2431293670086144 |
---|---|
Volume | 8.1569772962394E+21 |
Space diagonal | 34866127.330736 |
Equilateral Triangle
Length = nPerimeter | 60389904 |
---|---|
Area | 1.7546350686291E+14 |
Altitude | 17433063.665368 |
Triangular Pyramid
Length = nSurface area | 1.7546350686291E+14 |
---|---|
Volume | 9.6130899335927E+20 |
Height | 9489357.9185788 |