20185025 is an odd 8-digits composite number following 20185024
and preceding 20185026 . In scientific notation, it is written as 2.0185025 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 13841040 positive integers (up to 20185025) that are relatively prime to 20185025.
20185025 has 12 divisors, whose sum is 28605312
The reverse of 20185025 is 52058102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred eighty-five thousand twenty-five
Scientific notation
2.0185025 × 10^7
Engineering notation
2.0185025 × 10^6
Prime Factorization
5 × 5 × 7 × 115343
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4037005
Product of the distinct prime numbers
The prime factorization of 20185025 is 5 × 5 × 7 × 115343.
Since it has a total of 4 prime factors.
8 , 9 , 8 , 34 , 508 , 303 , 956 , 1242 , 49444 , 13016 , 310849 , 440532 , 8337525 , 7068176 , 66900847 , 52218034 , 588486193 , 335588621 , 1726772179 , 56386498
n×2
40370050
n×3
60555075
n×4
80740100
n×5
100925125
n÷2
10092512.5
n÷3
6728341.6666667
n÷3
5046256.25
n÷5
4037005
n2
407435234250625
n3
8.2240903892297E+21
n4
1.6600347010886E+29
n5
3.3507841942341E+36
2 √n
4492.7747550929
3 √n
272.27625209819
4 √n
67.028163894686
5 √n
28.90718875871
1 , 5 , 7 , 25 , 35 , 175 , 115343 , 576715 , 807401 , 2883575 , 4037005 , 20185025
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20185024
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20185025 can be divided by 12 positive divisors.
The sum of these divisors (counting 20185025) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111111111111000001
3
Ternary
1101222111122112
4
Quaternary
1030333333001
5
Quinary
20131410100
6
Senary
2000345105
8
Octal
114777701
10
Decimal
20185025
12
Duodecimal
6915195
16
Hexadecimal
133ffc1
20
Vigesimal
6632b5
36
Base36
c0mv5
md5
69aca74776fefb7811a96aa16a787972
sha1
eb1ecdc40ef6e8ba676b632bfd2aa098e5f6cc8e
sha256
9c54951a87143a66d9eb35b18dfd46e371c9068cea552f1ee47db1d378e1ce91
sha512
aa3593d8249d09902b389426f1e2acc5cb187518cd19f915e351914666f3c8c3d870196c3cfa76c2188e79e2ce9def258c9e539d293b3f8b930f817cf423da9e
ripemd-160
70db9c07aa417047b8d1c1907da817d5e6ea188e
Diameter
40370050
Circumference
126826252.50505
Area
1.2799955387354E+15
Volume
3.4448989265683E+22
Surface area
5.1199821549416E+15
Circumference
126826252.50505
Perimeter
80740100
Area
407435234250625
Diagonal
28545936.11184
Surface area
2444611405503750
Volume
8.2240903892297E+21
Space diagonal
34961488.852048
Perimeter
60555075
Area
1.7642463162895E+14
Altitude
17480744.426024
Surface area
1.7642463162895E+14
Volume
9.6921834721924E+20
Height
9515312.03728