20145683 is an odd 8-digits composite number following 20145682
and preceding 20145684 . In scientific notation, it is written as 2.0145683 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20128920 positive integers (up to 20145683) that are relatively prime to 20145683.
20145683 has 4 divisors, whose sum is 20162448
The reverse of 20145683 is 38654102
Previous prime number is 1303
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred forty-five thousand six hundred eighty-three
Scientific notation
2.0145683 × 10^7
Engineering notation
2.0145683 × 10^6
Prime Factorization
1303 × 15461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20145683
Product of the distinct prime numbers
The prime factorization of 20145683 is 1303 × 15461.
Since it has a total of 2 prime factors.
1 , 9 , 69 , 69 , 689 , 472 , 2722 , 8808 , 1528 , 40360 , 308137 , 295867 , 6712274 , 7634188 , 21870738 , 98583109 , 319970474 , 856585267 , 6937147681 , 7886463588
n×2
40291366
n×3
60437049
n×4
80582732
n×5
100728415
n÷2
10072841.5
n÷3
6715227.6666667
n÷3
5036420.75
n÷5
4029136.6
n2
405848543536489
n3
8.1760961040978E+21
n4
1.6471304029069E+29
n5
3.3182566956625E+36
2 √n
4488.3942563015
3 √n
272.09924200844
4 √n
66.99547937213
5 √n
28.895911544016
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
-20145682
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 20145683 can be divided by 4 positive divisors.
The sum of these divisors (counting 20145683) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110011000010011
3
Ternary
1101220111200102
4
Quaternary
1030312120103
5
Quinary
20124130213
6
Senary
1555443015
8
Octal
114663023
10
Decimal
20145683
12
Duodecimal
68b646b
16
Hexadecimal
1336613
20
Vigesimal
65i443
36
Base36
bzsib
md5
8da535f0661806ce9033586973af2583
sha1
63b4fb777cb6defe22342b042f32e8b6dcaa7b80
sha256
69db667c56292b590918e0e945ef6a1e26bc8de72f962451f6b98f185c087597
sha512
7d665484f986c7df396bb370bad57118830a40972ec38a1653a58c3da96d1818d9f9ee26b8cf5717665105cacfddce0d6ab9e5c1a139c93651482440200480ba
ripemd-160
dd6a389b95b1b03ca8533e0ba618f4602dba6f88
Diameter
40291366
Circumference
126579059.4287
Area
1.2750108028444E+15
Volume
3.4247951274237E+22
Surface area
5.1000432113774E+15
Circumference
126579059.4287
Perimeter
80582732
Area
405848543536489
Diagonal
28490298.121869
Surface area
2435091261218934
Volume
8.1760961040978E+21
Space diagonal
34893346.509177
Perimeter
60437049
Area
1.7573757439576E+14
Altitude
17446673.254588
Surface area
1.7573757439576E+14
Volume
9.6356216647341E+20
Height
9496766.040623