20158655 is an odd 8-digits composite number following 20158654
and preceding 20158656 . In scientific notation, it is written as 2.0158655 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 14660800 positive integers (up to 20158655) that are relatively prime to 20158655.
20158655 has 4 divisors, whose sum is 20525232
The reverse of 20158655 is 55685102
Previous prime number is 55
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred fifty-eight thousand six hundred fifty-five
Scientific notation
2.0158655 × 10^7
Engineering notation
2.0158655 × 10^6
Prime Factorization
55 × 366521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20158655
Product of the distinct prime numbers
The prime factorization of 20158655 is 55 × 366521.
Since it has a total of 2 prime factors.
4 , 1 , 1 , 22 , 154 , 114 , 7822 , 2904 , 71329 , 76295 , 313157 , 469328 , 8752542 , 3245085 , 4649440 , 20359493 , 26527246 , 238946095 , 2876384596 , 7132579310
n×2
40317310
n×3
60475965
n×4
80634620
n×5
100793275
n÷2
10079327.5
n÷3
6719551.6666667
n÷3
5039663.75
n÷5
4031731
n2
406371371409025
n3
8.1919002781114E+21
n4
1.6513769150085E+29
n5
3.3289537504621E+36
2 √n
4489.8390839762
3 √n
272.15763192159
4 √n
67.00626152813
5 √n
28.899631857267
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20158654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20158655 can be divided by 4 positive divisors.
The sum of these divisors (counting 20158655) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111001100010111111
3
Ternary
1101221011110212
4
Quaternary
1030321202333
5
Quinary
20130034110
6
Senary
2000023035
8
Octal
114714277
10
Decimal
20158655
12
Duodecimal
6901a7b
16
Hexadecimal
13398bf
20
Vigesimal
65jgcf
36
Base36
c02in
md5
8534ac3bb6b339c7c69ecab975eefff2
sha1
f511c9ad5046306050d051dafb574d470d1e8c62
sha256
6525318f51c1ecbc159f9f819de4eb637fee75cc6781a23d0fb0a0ab57ad3d90
sha512
0e37fdd1ba98178744ff7251686bb9edcef587af4d48b2e4e35e07d7a578467290e26efee80512d235d85a02ca6665b0eea923f322ae5ebb1ddaaed34937a1ff
ripemd-160
753e6947856e90e0164c4801f92495a48828df9b
Diameter
40317310
Circumference
126660564.9085
Area
1.2766533150478E+15
Volume
3.431415164354E+22
Surface area
5.1066132601912E+15
Circumference
126660564.9085
Perimeter
80634620
Area
406371371409025
Diagonal
28508643.3002
Surface area
2438228228454150
Volume
8.1919002781114E+21
Space diagonal
34915814.672252
Perimeter
60475965
Area
1.7596396550547E+14
Altitude
17457907.336126
Surface area
1.7596396550547E+14
Volume
9.6542470624276E+20
Height
9502881.1000667