20172129 is an odd 8-digits composite number following 20172128
and preceding 20172130 . In scientific notation, it is written as 2.0172129 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12740256 positive integers (up to 20172129) that are relatively prime to 20172129.
20172129 has 8 divisors, whose sum is 28311840
The reverse of 20172129 is 92127102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred seventy-two thousand one hundred twenty-nine
Scientific notation
2.0172129 × 10^7
Engineering notation
2.0172129 × 10^6
Prime Factorization
3 × 19 × 353897
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20172129
Product of the distinct prime numbers
The prime factorization of 20172129 is 3 × 19 × 353897.
Since it has a total of 3 prime factors.
8 , 2 , 64 , 34 , 601 , 281 , 1450 , 7646 , 8044 , 14490 , 325329 , 292613 , 1406168 , 8510098 , 37042699 , 62375712 , 185059676 , 208778510 , 653635962 , 2600467709
n×2
40344258
n×3
60516387
n×4
80688516
n×5
100860645
n÷2
10086064.5
n÷3
6724043
n÷3
5043032.25
n÷5
4034425.8
n2
406914788392641
n3
8.2083376034641E+21
n4
1.6557964501263E+29
n5
3.3400939589689E+36
2 √n
4491.3393325377
3 √n
272.2182549347
4 √n
67.017455431683
5 √n
28.903494114679
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
-20172128
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 20172129 can be divided by 8 positive divisors.
The sum of these divisors (counting 20172129) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100110101100001
3
Ternary
1101221211221220
4
Quaternary
1030330311201
5
Quinary
20131002004
6
Senary
2000205253
8
Octal
114746541
10
Decimal
20172129
12
Duodecimal
6909829
16
Hexadecimal
133cd61
20
Vigesimal
661a69
36
Base36
c0cwx
md5
560b9026f2ed58545caba700196a950f
sha1
c0908a525d56ec106e16b5feeccb222c21c7eede
sha256
4a28294ca89d94ce2164bf56143a9d95ce8f320090252005827ab3c520dfff34
sha512
197bae594b86faf87fe5b0a636d82b334a5e9e5c2f4d379f264d2f9120047bcce5fd13cb03e73f61749dc90954a6037b4d8c418bc9b1d46c283e46a0892df3fd
ripemd-160
78ba9d14bf928a896b9bd7e8cdadfa67793ec5bc
Diameter
40344258
Circumference
126745224.54733
Area
1.2783605098514E+15
Volume
3.438300415097E+22
Surface area
5.1134420394055E+15
Circumference
126745224.54733
Perimeter
80688516
Area
406914788392641
Diagonal
28527698.41374
Surface area
2441488730355846
Volume
8.2083376034641E+21
Space diagonal
34939152.324834
Perimeter
60516387
Area
1.761992719618E+14
Altitude
17469576.162417
Surface area
1.761992719618E+14
Volume
9.6736186361299E+20
Height
9509232.8045799