20189155 is an odd 8-digits composite number following 20189154
and preceding 20189156 . In scientific notation, it is written as 2.0189155 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 13806720 positive integers (up to 20189155) that are relatively prime to 20189155.
20189155 has 8 divisors, whose sum is 20821968
The reverse of 20189155 is 55198102
Previous prime number is 941
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred eighty-nine thousand one hundred fifty-five
Scientific notation
2.0189155 × 10^7
Engineering notation
2.0189155 × 10^6
Prime Factorization
35 × 941 × 613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189155
Product of the distinct prime numbers
The prime factorization of 20189155 is 35 × 941 × 613.
Since it has a total of 3 prime factors.
1 , 1 , 83 , 16 , 941 , 757 , 1993 , 3152 , 55897 , 53265 , 412255 , 571701 , 393469 , 161432 , 74595625 , 8364828 , 835084507 , 804053875 , 8690352937 , 6453145389
n×2
40378310
n×3
60567465
n×4
80756620
n×5
100945775
n÷2
10094577.5
n÷3
6729718.3333333
n÷3
5047288.75
n÷5
4037831
n2
407601979614025
n3
8.2291395447344E+21
n4
1.6613937378527E+29
n5
3.3542135689538E+36
2 √n
4493.2343584549
3 √n
272.29482071917
4 √n
67.031592241681
5 √n
28.908371585284
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189154
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189155 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189155) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000111111100011
3
Ternary
1101222201022111
4
Quaternary
1031000333203
5
Quinary
20132023110
6
Senary
2000420151
8
Octal
115007743
10
Decimal
20189155
12
Duodecimal
6917657
16
Hexadecimal
1340fe3
20
Vigesimal
663chf
36
Base36
c0q1v
md5
b36c9847bfab8260b0ffa39b944bb287
sha1
fd5f55d9a215074eb3356627f21e7ca8f4e8eedc
sha256
620d9db691ad933b8d4ac43e7dd6a9e148915d65e611e85857b64199ab811a21
sha512
44e73dda74331b675fd75e30679e3b9a1f3d3b1209e6b877140a4f5aa9a781dd5b03ac190951819a5c741b21c2fc9177a8def0537416a33e0746ec784bf84a56
ripemd-160
c556fd6565c2c241ff7778c85f7c28d6898231ce
Diameter
40378310
Circumference
126852202.06037
Area
1.2805193847441E+15
Volume
3.4470139118804E+22
Surface area
5.1220775389763E+15
Circumference
126852202.06037
Perimeter
80756620
Area
407601979614025
Diagonal
28551776.813853
Surface area
2445611877684150
Volume
8.2291395447344E+21
Space diagonal
34968642.221883
Perimeter
60567465
Area
1.7649683448929E+14
Altitude
17484321.110942
Surface area
1.7649683448929E+14
Volume
9.6981339590201E+20
Height
9517258.9379509