20187429 is an odd 8-digits composite number following 20187428
and preceding 20187430 . In scientific notation, it is written as 2.0187429 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13447776 positive integers (up to 20187429) that are relatively prime to 20187429.
20187429 has 8 divisors, whose sum is 26937600
The reverse of 20187429 is 92478102
Previous prime number is 2207
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred eighty-seven thousand four hundred twenty-nine
Scientific notation
2.0187429 × 10^7
Engineering notation
2.0187429 × 10^6
Prime Factorization
3 × 2207 × 3049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20187429
Product of the distinct prime numbers
The prime factorization of 20187429 is 3 × 2207 × 3049.
Since it has a total of 3 prime factors.
10 , 2 , 74 , 94 , 313 , 39 , 2246 , 4147 , 87539 , 23518 , 176087 , 48988 , 5258016 , 1140769 , 37982233 , 34441137 , 94124560 , 729321842 , 3806856020 , 8479200290
n×2
40374858
n×3
60562287
n×4
80749716
n×5
100937145
n÷2
10093714.5
n÷3
6729143
n÷3
5046857.25
n÷5
4037485.8
n2
407532289630041
n3
8.2270291621139E+21
n4
1.660825670911E+29
n5
3.3527800312894E+36
2 √n
4493.0422878046
3 √n
272.28706087229
4 √n
67.030159538857
5 √n
28.907877284699
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
-20187428
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 20187429 can be divided by 8 positive divisors.
The sum of these divisors (counting 20187429) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000100100100101
3
Ternary
1101222121221120
4
Quaternary
1031000210211
5
Quinary
20131444204
6
Senary
2000404153
8
Octal
115004445
10
Decimal
20187429
12
Duodecimal
6916659
16
Hexadecimal
1340925
20
Vigesimal
6638b9
36
Base36
c0opx
md5
7287183a943d9bea6d651243e608d9be
sha1
c3d8f9581f744258a9be1958d8a53c6416847c26
sha256
a482232ba43c6b9367fe8daf4efe65365339a51c377dfcda4b9f7160ef8805a2
sha512
8e8dc6854bb91c1523297bb3f3cf1554ec8daea5f0fa785296ab7b255b65e8bedd9eedb3c8517e7b00b7e5f4f7de43913f90fb6f7e1e2b3a963a1b6bace64204
ripemd-160
bbe61b71333b20bec5d0e3fbc496a16707155803
Diameter
40374858
Circumference
126841357.28253
Area
1.2803004472024E+15
Volume
3.4461299168755E+22
Surface area
5.1212017888095E+15
Circumference
126841357.28253
Perimeter
80749716
Area
407532289630041
Diagonal
28549335.881244
Surface area
2445193737780246
Volume
8.2270291621139E+21
Space diagonal
34965652.702189
Perimeter
60562287
Area
1.7646665784103E+14
Altitude
17482826.351095
Surface area
1.7646665784103E+14
Volume
9.6956468492504E+20
Height
9516445.293748