20129966 is an even 8-digits composite number following 20129965
and preceding 20129967 . In scientific notation, it is written as 2.0129966 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10064982 positive integers (up to 20129966) that are relatively prime to 20129966.
20129966 has 4 divisors, whose sum is 30194952
The reverse of 20129966 is 66992102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred twenty-nine thousand nine hundred sixty-six
Scientific notation
2.0129966 × 10^7
Engineering notation
2.0129966 × 10^6
Prime Factorization
2 × 10064983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129966
Product of the distinct prime numbers
The prime factorization of 20129966 is 2 × 10064983.
Since it has a total of 2 prime factors.
7 , 3 , 32 , 29 , 364 , 43 , 2380 , 8785 , 46012 , 40108 , 223247 , 368925 , 4308231 , 1985595 , 12471632 , 24757578 , 102637944 , 956305526 , 7015469501 , 8165104353
n×2
40259932
n×3
60389898
n×4
80519864
n×5
100649830
n÷2
10064983
n÷3
6709988.6666667
n÷3
5032491.5
n÷5
4025993.2
n2
405215531161156
n3
8.156974864946E+21
n4
1.6419962669422E+29
n5
3.3053329025673E+36
2 √n
4486.6430658121
3 √n
272.02846263569
4 √n
66.982408629521
5 √n
28.891401408167
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
-20129965
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 20129966 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129966) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010100010101110
3
Ternary
1101212201010022
4
Quaternary
1030302202232
5
Quinary
20123124331
6
Senary
1555242142
8
Octal
114624256
10
Decimal
20129966
12
Duodecimal
68a9352
16
Hexadecimal
13328ae
20
Vigesimal
65g4i6
36
Base36
bzgdq
md5
59e07a6b63f608389b9e5e68517850a8
sha1
9a35d25d2dd84f4e0c5f51d3678f50dc4c690107
sha256
74a929af2ec94b10f65be5a1f609f86e3849897e6591e0e58bd00f221db346d2
sha512
bff841644d8dc4451f2c9132e6d9ba03678dea3f55774bf7ddebd4a95090bf079765344e0d66c692edcede61264df6148d4ea10e6c4f182bed409352987a919d
ripemd-160
fe6aebb8cc66a116857de98121ca1d823c11390f
Diameter
40259932
Circumference
126480306.60522
Area
1.2730221358164E+15
Volume
3.4167856414975E+22
Surface area
5.0920885432655E+15
Circumference
126480306.60522
Perimeter
80519864
Area
405215531161156
Diagonal
28468070.927309
Surface area
2431293186966936
Volume
8.156974864946E+21
Space diagonal
34866123.866634
Perimeter
60389898
Area
1.7546347199678E+14
Altitude
17433061.933317
Surface area
1.7546347199678E+14
Volume
9.6130870682859E+20
Height
9489356.9757698