18093986 is an even 8-digits composite number following 18093985
and preceding 18093987 . In scientific notation, it is written as 1.8093986 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 9039268 positive integers (up to 18093986) that are relatively prime to 18093986.
18093986 has 8 divisors, whose sum is 27164160
The reverse of 18093986 is 68939081
Previous prime number is 1439
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighteen million ninety-three thousand nine hundred eighty-six
Scientific notation
1.8093986 × 10^7
Engineering notation
1.8093986 × 10^6
Prime Factorization
2 × 1439 × 6287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18093986
Product of the distinct prime numbers
The prime factorization of 18093986 is 2 × 1439 × 6287.
Since it has a total of 3 prime factors.
5 , 8 , 68 , 24 , 513 , 491 , 8758 , 436 , 37700 , 2403 , 333111 , 781732 , 865258 , 5324620 , 35652667 , 38633911 , 287697953 , 237550827 , 4368169181 , 8582267979
n×2
36187972
n×3
54281958
n×4
72375944
n×5
90469930
n÷2
9046993
n÷3
6031328.6666667
n÷3
4523496.5
n÷5
3618797.2
n2
327392329368196
n3
5.9238322240955E+21
n4
1.0718573732913E+29
n5
1.939417230633E+36
2 √n
4253.702622422
3 √n
262.52948300743
4 √n
65.220415687283
5 √n
28.281787186684
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
-18093985
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 18093986 can be divided by 8 positive divisors.
The sum of these divisors (counting 18093986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101000001011110100010
3
Ternary
1021001021021122
4
Quaternary
1011001132202
5
Quinary
14113001421
6
Senary
1443452242
8
Octal
105013642
10
Decimal
18093986
12
Duodecimal
6087082
16
Hexadecimal
11417a2
20
Vigesimal
5d1ej6
36
Base36
arteq
md5
c2fdfbddc76e8fe5740bd2bde277c228
sha1
0bfc578528699d8d33a70b3d993d408eea1a3ee4
sha256
8b94d80bd2674d93d32d1915159cd370dedd55dfd59786ab6d1e4a513323e91e
sha512
6fd8ba1cfd51e33c0954bcbf64d9cff921f4593a95834b6e582bd2e1ce357828c6ccdb2dc29512c27ddbfc72c20d19d8d6fad818fae9689899959fd84c1ad8fe
ripemd-160
01977320b548c38f3849d9538e1b3c1ec4d29966
Diameter
36187972
Circumference
113687866.98351
Area
1.0285333367848E+15
Volume
2.4813690395089E+22
Surface area
4.1141333471391E+15
Circumference
113687866.98351
Perimeter
72375944
Area
327392329368196
Diagonal
25588760.398589
Surface area
1964353976209176
Volume
5.9238322240955E+21
Space diagonal
31339703.06344
Perimeter
54281958
Area
1.4176503711851E+14
Altitude
15669851.53172
Surface area
1.4176503711851E+14
Volume
6.9813032271156E+20
Height
8529586.7995296