20385429 is an odd 8-digits composite number following 20385428
and preceding 20385430 . In scientific notation, it is written as 2.0385429 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 12999360 positive integers (up to 20385429) that are relatively prime to 20385429.
20385429 has 8 divisors, whose sum is 28362432
The reverse of 20385429 is 92458302
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million three hundred eighty-five thousand four hundred twenty-nine
Scientific notation
2.0385429 × 10^7
Engineering notation
2.0385429 × 10^6
Prime Factorization
3 × 23 × 295441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20385429
Product of the distinct prime numbers
The prime factorization of 20385429 is 3 × 23 × 295441.
Since it has a total of 3 prime factors.
10 , 9 , 24 , 51 , 648 , 923 , 3883 , 3119 , 47038 , 74010 , 608376 , 547690 , 358236 , 6583757 , 98693803 , 66242623 , 455606449 , 509185097 , 7680780345 , 4465943067
n×2
40770858
n×3
61156287
n×4
81541716
n×5
101927145
n÷2
10192714.5
n÷3
6795143
n÷3
5096357.25
n÷5
4077085.8
n2
415565715514041
n3
8.4714853884457E+21
n4
1.726948639107E+29
n5
3.5204588869162E+36
2 √n
4515.0225913056
3 √n
273.17437101798
4 √n
67.193917814826
5 √n
28.964362291318
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
-20385428
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 20385429 can be divided by 8 positive divisors.
The sum of these divisors (counting 20385429) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110000111010010101
3
Ternary
1102100200112220
4
Quaternary
1031300322111
5
Quinary
20204313204
6
Senary
2004532553
8
Octal
115607225
10
Decimal
20385429
12
Duodecimal
69b1159
16
Hexadecimal
1370e95
20
Vigesimal
6783b9
36
Base36
c4xhx
md5
323bb495ea80da9edbf892b72ef82110
sha1
791dbf67e02a640bc0233dc5786a7235f48dfe1e
sha256
a93fdd9dbbe666e79059535963914975a51de6f8a8a2afa0461a8c05bce01467
sha512
f785342c4ef22ed570ff73a3c67b2dd221eac8dc01bb97265860df12ea2e4689e348f92e60c14ae055466ca1198b8a2664b992705d592080a545c766512bc6d5
ripemd-160
848cb835ea43f8f4c21dcb05c0ef1ec881b91823
Diameter
40770858
Circumference
128085427.97335
Area
1.3055381989427E+15
Volume
3.5485275015112E+22
Surface area
5.2221527957708E+15
Circumference
128085427.97335
Perimeter
81541716
Area
415565715514041
Diagonal
28829350.166594
Surface area
2493394293084246
Volume
8.4714853884457E+21
Space diagonal
35308598.762088
Perimeter
61156287
Area
1.7994523328851E+14
Altitude
17654299.381044
Surface area
1.7994523328851E+14
Volume
9.9837412748212E+20
Height
9609783.3888646