20118545 is an odd 8-digits composite number following 20118544
and preceding 20118546 . In scientific notation, it is written as 2.0118545 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 16076016 positive integers (up to 20118545) that are relatively prime to 20118545.
20118545 has 8 divisors, whose sum is 24170496
The reverse of 20118545 is 54581102
Previous prime number is 1123
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred eighteen thousand five hundred forty-five
Scientific notation
2.0118545 × 10^7
Engineering notation
2.0118545 × 10^6
Prime Factorization
5 × 1123 × 3583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20118545
Product of the distinct prime numbers
The prime factorization of 20118545 is 5 × 1123 × 3583.
Since it has a total of 3 prime factors.
3 , 8 , 32 , 36 , 112 , 35 , 5225 , 4533 , 51837 , 20632 , 909406 , 71272 , 9629167 , 2492663 , 51398346 , 28212504 , 116078332 , 276265584 , 8641670528 , 29808053
n×2
40237090
n×3
60355635
n×4
80474180
n×5
100592725
n÷2
10059272.5
n÷3
6706181.6666667
n÷3
5029636.25
n÷5
4023709
n2
404755852917025
n3
8.1430988409245E+21
n4
1.6382730047059E+29
n5
3.2959669167461E+36
2 √n
4485.3701073601
3 √n
271.97700659871
4 √n
66.972905770619
5 √n
28.888122280862
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
-20118544
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 20118545 can be divided by 8 positive divisors.
The sum of these divisors (counting 20118545) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101111110000010001
3
Ternary
1101212010110022
4
Quaternary
1030233300101
5
Quinary
20122243140
6
Senary
1555113225
8
Octal
114576021
10
Decimal
20118545
12
Duodecimal
68a2815
16
Hexadecimal
132fc11
20
Vigesimal
65eg75
36
Base36
bz7kh
md5
7fc709a37c6964c45a8efd672b851527
sha1
018f88f5a935b3c2e0929edc5cfd9ab5de539c71
sha256
8fac63c5ffa6aa70b9b0d07769b3447237e3d0da9c404777ecca132f5970b0ff
sha512
d29bd58d778fc95650189d913c5790ac8b0333cd5349e2132e0891abaf83810601abbcf7e69c67bb1a1367fd0f57133335fd705c07522b6bc97128340061f0e4
ripemd-160
f651f550e90893b5ddf6df0b079858856b98fb9b
Diameter
40237090
Circumference
126408546.34583
Area
1.2715780140216E+15
Volume
3.4109732661472E+22
Surface area
5.0863120560864E+15
Circumference
126408546.34583
Perimeter
80474180
Area
404755852917025
Diagonal
28451919.194213
Surface area
2428535117502150
Volume
8.1430988409245E+21
Space diagonal
34846342.114361
Perimeter
60355635
Area
1.7526442547829E+14
Altitude
17423171.05718
Surface area
1.7526442547829E+14
Volume
9.5967340171501E+20
Height
9483973.0647378