20129197 is an odd 8-digits composite number following 20129196
and preceding 20129198 . In scientific notation, it is written as 2.0129197 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18299160 positive integers (up to 20129197) that are relatively prime to 20129197.
20129197 has 4 divisors, whose sum is 20295676
The reverse of 20129197 is 79192102
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred twenty-nine thousand one hundred ninety-seven
Scientific notation
2.0129197 × 10^7
Engineering notation
2.0129197 × 10^6
Prime Factorization
121 × 166357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20129197
Product of the distinct prime numbers
The prime factorization of 20129197 is 121 × 166357.
Since it has a total of 2 prime factors.
1 , 6 , 16 , 97 , 578 , 28 , 1765 , 2737 , 41456 , 8997 , 228711 , 977420 , 7035232 , 2777900 , 63733732 , 33917446 , 799179163 , 112066596 , 2884060436 , 9719358601
n×2
40258394
n×3
60387591
n×4
80516788
n×5
100645985
n÷2
10064598.5
n÷3
6709732.3333333
n÷3
5032299.25
n÷5
4025839.4
n2
405184571864809
n3
8.1560400684274E+21
n4
1.6417453727727E+29
n5
3.304701603238E+36
2 √n
4486.5573661773
3 √n
272.02499860349
4 √n
66.98176890899
5 √n
28.891180664354
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
-20129196
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 20129197 can be divided by 4 positive divisors.
The sum of these divisors (counting 20129197) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010010110101101
3
Ternary
1101212200001211
4
Quaternary
1030302112231
5
Quinary
20123113242
6
Senary
1555234421
8
Octal
114622655
10
Decimal
20129197
12
Duodecimal
68a8a11
16
Hexadecimal
13325ad
20
Vigesimal
65g2jh
36
Base36
bzfsd
md5
843b28c33b270fa9d0f583c523a284ee
sha1
32881e3327ef54eb3dab9469a5dda29d49b40ef6
sha256
48aa184f3f226a25f5c1963aee01d5f337c9d2a0474c91d8701f29fa643675f3
sha512
2dfa5c260cfa033797e602464281e4aeb4388d6106216d717471dcd6fd35e69f58d164e610a280605790190c91cc49b259218635153632b4d5c21559466fe5cf
ripemd-160
3e0a4c08fd5310fcc7938e8649b12db7a90de509
Diameter
40258394
Circumference
126475474.83572
Area
1.2729248743184E+15
Volume
3.4163940748474E+22
Surface area
5.0916994972736E+15
Circumference
126475474.83572
Perimeter
80516788
Area
405184571864809
Diagonal
28466983.39708
Surface area
2431107431188854
Volume
8.1560400684274E+21
Space diagonal
34864791.919563
Perimeter
60387591
Area
1.7545006622822E+14
Altitude
17432395.959782
Surface area
1.7545006622822E+14
Volume
9.6119854000237E+20
Height
9488994.4656933