20190129 is an odd 8-digits composite number following 20190128
and preceding 20190130 . In scientific notation, it is written as 2.0190129 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13460084 positive integers (up to 20190129) that are relatively prime to 20190129.
20190129 has 4 divisors, whose sum is 26920176
The reverse of 20190129 is 92109102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred ninety thousand one hundred twenty-nine
Scientific notation
2.0190129 × 10^7
Engineering notation
2.0190129 × 10^6
Prime Factorization
3 × 6730043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20190129
Product of the distinct prime numbers
The prime factorization of 20190129 is 3 × 6730043.
Since it has a total of 2 prime factors.
5 , 8 , 37 , 27 , 981 , 889 , 1056 , 5693 , 53193 , 51439 , 751581 , 796393 , 5788556 , 2982654 , 80555492 , 94267212 , 907290589 , 478916749 , 7037635043 , 7175614581
n×2
40380258
n×3
60570387
n×4
80760516
n×5
100950645
n÷2
10095064.5
n÷3
6730043
n÷3
5047532.25
n÷5
4038025.8
n2
407641309036641
n3
8.2303306151786E+21
n4
1.6617143683311E+29
n5
3.3550227457758E+36
2 √n
4493.3427423245
3 √n
272.29919948738
4 √n
67.032400690446
5 √n
28.908650509396
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
-20190128
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 20190129 can be divided by 4 positive divisors.
The sum of these divisors (counting 20190129) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001001110110001
3
Ternary
1101222202122120
4
Quaternary
1031001032301
5
Quinary
20132041004
6
Senary
2000424453
8
Octal
115011661
10
Decimal
20190129
12
Duodecimal
6918129
16
Hexadecimal
13413b1
20
Vigesimal
663f69
36
Base36
c0qsx
md5
471cf17d70716ac8afa9fd7cd76257f3
sha1
4fe49e35dda8c8f5575235d36ddf740a631a0906
sha256
8be672f84f7cfb2588f74abc0097761f5e05533242df5999016a70dd67c8c2ea
sha512
819307fbe7b83c93863f47f710a970d06a5d3318b093e964dac7412c7d31c1551230216865550a921aa74677bdf16286b520125ee3f5971fa7cdf2ab8128fefc
ripemd-160
c1fba8f02c5a95f70cebc7e9c7b876856232b503
Diameter
40380258
Circumference
126858321.88286
Area
1.2806429417692E+15
Volume
3.4475128263014E+22
Surface area
5.122571767077E+15
Circumference
126858321.88286
Perimeter
80760516
Area
407641309036641
Diagonal
28553154.257862
Surface area
2445847854219846
Volume
8.2303306151786E+21
Space diagonal
34970329.23937
Perimeter
60570387
Area
1.7651386462884E+14
Altitude
17485164.619685
Surface area
1.7651386462884E+14
Volume
9.6995376490001E+20
Height
9517718.0859541