18742425 is an odd 8-digits composite number following 18742424
and preceding 18742426 . In scientific notation, it is written as 1.8742425 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors.
There are 9008640 positive integers (up to 18742425) that are relatively prime to 18742425.
18742425 has 24 divisors, whose sum is 25267480
The reverse of 18742425 is 52424781
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighteen million seven hundred forty-two thousand four hundred twenty-five
Scientific notation
1.8742425 × 10^7
Engineering notation
1.8742425 × 10^6
Prime Factorization
141 × 5 × 5 × 13 × 409
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3748485
Product of the distinct prime numbers
The prime factorization of 18742425 is 141 × 5 × 5 × 13 × 409.
Since it has a total of 5 prime factors.
2 , 5 , 52 , 82 , 391 , 483 , 9037 , 7627 , 97437 , 11002 , 391634 , 706116 , 3276206 , 1449602 , 20403175 , 72408350 , 253029001 , 382176289 , 3960380624 , 411929550
n×2
37484850
n×3
56227275
n×4
74969700
n×5
93712125
n÷2
9371212.5
n÷3
6247475
n÷3
4685606.25
n÷5
3748485
n2
351278494880625
n3
6.583810844413E+21
n4
1.233965809656E+29
n5
2.3127511640041E+36
2 √n
4329.2522449033
3 √n
265.62886130488
4 √n
65.797053466727
5 √n
28.481650726034
1 , 5 , 13 , 25 , 65 , 141 , 325 , 409 , 705 , 1833 , 2045 , 3525 , 5317 , 9165 , 10225 , 26585 , 45825 , 57669 , 132925 , 288345 , 749697 , 1441725 , 3748485 , 18742425
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18742424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18742425 can be divided by 24 positive divisors.
The sum of these divisors (counting 18742425) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000111011111110010011001
3
Ternary
1022021012202220
4
Quaternary
1013133302121
5
Quinary
14244224200
6
Senary
1505414253
8
Octal
107376231
10
Decimal
18742425
12
Duodecimal
633a389
16
Hexadecimal
11dfc99
20
Vigesimal
5h2g15
36
Base36
b5pqx
md5
ea7ba5cfb8a8f32163b187ee18053b63
sha1
a898e158dfce8feac493edce8a13aa38474f46db
sha256
0e3d61923cf10ec1d9d304817e97035647f08a283f6d1a59e9a9b7cc4a9ee849
sha512
e1ef264d2e8994e8d686e3121b8b3ca01479320f8b9ea2b456aad9175ecfa06fb24cf566857c690d913d052ac142831581f603503e40406369bb8b085f8bda69
ripemd-160
545fa24b114f920f2f87c7c178408778a05af2ad
Diameter
37484850
Circumference
117762129.38092
Area
1.1035739388811E+15
Volume
2.7578202375244E+22
Surface area
4.4142957555242E+15
Circumference
117762129.38092
Perimeter
74969700
Area
351278494880625
Diagonal
26505791.626761
Surface area
2107670969283750
Volume
6.583810844413E+21
Space diagonal
32462832.357049
Perimeter
56227275
Area
1.5210805018489E+14
Altitude
16231416.178525
Surface area
1.5210805018489E+14
Volume
7.7590954902233E+20
Height
8835263.8755869