18385941 is an odd 8-digits composite number following 18385940
and preceding 18385942 . In scientific notation, it is written as 1.8385941 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 10506240 positive integers (up to 18385941) that are relatively prime to 18385941.
18385941 has 4 divisors, whose sum is 19261484
The reverse of 18385941 is 14958381
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million three hundred eighty-five thousand nine hundred forty-one
Scientific notation
1.8385941 × 10^7
Engineering notation
1.8385941 × 10^6
Prime Factorization
21 × 875521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18385941
Product of the distinct prime numbers
The prime factorization of 18385941 is 21 × 875521.
Since it has a total of 2 prime factors.
8 , 3 , 35 , 12 , 819 , 554 , 961 , 7637 , 46715 , 25976 , 4012 , 987004 , 8782393 , 2949560 , 56992664 , 60666980 , 362070203 , 600545520 , 8630260408 , 3870166499
n×2
36771882
n×3
55157823
n×4
73543764
n×5
91929705
n÷2
9192970.5
n÷3
6128647
n÷3
4596485.25
n÷5
3677188.2
n2
338042826455481
n3
6.2152354626837E+21
n4
1.1427295251801E+29
n5
2.1010157628919E+36
2 √n
4287.883044114
3 √n
263.93396821918
4 √n
65.481929141664
5 √n
28.372471760703
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
-18385940
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 18385941 can be divided by 4 positive divisors.
The sum of these divisors (counting 18385941) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110001000110000010101
3
Ternary
1021121002202210
4
Quaternary
1012020300111
5
Quinary
14201322231
6
Senary
1454024033
8
Octal
106106025
10
Decimal
18385941
12
Duodecimal
61a8019
16
Hexadecimal
1188c15
20
Vigesimal
5ei4h1
36
Base36
ay2ol
md5
26ec5400d1b9a047a783020c8e6e6aa7
sha1
ad03d4ed549837f9648b1c6efc8796aa2020dd2f
sha256
63f080250c00e082099d7eb210cc4d677f8e0557c0e527209a888a2c0674e5a2
sha512
53ca02af323c4e6a567d8370f9421f217b6e3024c3446ae6ae8a70f6e8e49d1c1a47c24ab526a687726346722bd8f71d6a5a5cc289646151a22c22b6def7769b
ripemd-160
21c6211eb66ba4dd2e9d483d7c85def241396c32
Diameter
36771882
Circumference
115522274.34987
Area
1.0619928601913E+15
Volume
2.6034317426531E+22
Surface area
4.2479714407651E+15
Circumference
115522274.34987
Perimeter
73543764
Area
338042826455481
Diagonal
26001647.119192
Surface area
2028256958732886
Volume
6.2152354626837E+21
Space diagonal
31845383.956964
Perimeter
55157823
Area
1.4637683763877E+14
Altitude
15922691.978482
Surface area
1.4637683763877E+14
Volume
7.3247252372246E+20
Height
8667215.7063972