20450185 is an odd 8-digits composite number following 20450184
and preceding 20450186 . In scientific notation, it is written as 2.0450185 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 13680000 positive integers (up to 20450185) that are relatively prime to 20450185.
20450185 has 8 divisors, whose sum is 21549024
The reverse of 20450185 is 58105402
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred fifty thousand one hundred eighty-five
Scientific notation
2.0450185 × 10^7
Engineering notation
2.0450185 × 10^6
Prime Factorization
35 × 41 × 14251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20450185
Product of the distinct prime numbers
The prime factorization of 20450185 is 35 × 41 × 14251.
Since it has a total of 3 prime factors.
9 , 6 , 53 , 99 , 97 , 437 , 6131 , 2770 , 1325 , 19716 , 829493 , 524279 , 5716185 , 938452 , 32068710 , 46341666 , 282230552 , 871695468 , 2237804861 , 3356983714
n×2
40900370
n×3
61350555
n×4
81800740
n×5
102250925
n÷2
10225092.5
n÷3
6816728.3333333
n÷3
5112546.25
n÷5
4090037
n2
418210066534225
n3
8.5524732294872E+21
n4
1.7489965975056E+29
n5
3.576730398336E+36
2 √n
4522.1880765842
3 √n
273.46331893344
4 √n
67.247216125161
5 √n
28.982740492304
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
-20450184
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 20450185 can be divided by 8 positive divisors.
The sum of these divisors (counting 20450185) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000000101110001001
3
Ternary
1102110222101021
4
Quaternary
1032000232021
5
Quinary
20213401220
6
Senary
2010152441
8
Octal
116005611
10
Decimal
20450185
12
Duodecimal
6a22721
16
Hexadecimal
1380b89
20
Vigesimal
67g595
36
Base36
c6bgp
md5
4d3709ee4eb68f9c99588a2f2d0b7d23
sha1
d0c15006dba971d37241fb5659a48b8130d4faca
sha256
d41a7ca91001da45694658f2f488153a06c2a1f70f4abe871dd5a101c722b8c0
sha512
fffd338f19cfd5375af15d3efd5b5fcc16333a882652eaf39f0c714d9bc8a0592582df03d18f88a589b65e5d44d0d32411e13dabce0145785ff9d1f32ce77bfb
ripemd-160
9d009ed382f37da6b34c570493b18cbf4ba504c2
Diameter
40900370
Circumference
128492301.9211
Area
1.3138456726812E+15
Volume
3.5824516090374E+22
Surface area
5.2553826907249E+15
Circumference
128492301.9211
Perimeter
81800740
Area
418210066534225
Diagonal
28920928.980039
Surface area
2509260399205350
Volume
8.5524732294872E+21
Space diagonal
35420759.444183
Perimeter
61350555
Area
1.8109027086851E+14
Altitude
17710379.722091
Surface area
1.8109027086851E+14
Volume
1.0079186360811E+21
Height
9640309.6600129