18182012 is an even 8-digits composite number following 18182011
and preceding 18182013 . In scientific notation, it is written as 1.8182012 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 8612496 positive integers (up to 18182012) that are relatively prime to 18182012.
18182012 has 12 divisors, whose sum is 33493320
The reverse of 18182012 is 21028181
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
eighteen million one hundred eighty-two thousand twelve
Scientific notation
1.8182012 × 10^7
Engineering notation
1.8182012 × 10^6
Prime Factorization
2 × 2 × 19 × 239237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9091006
Product of the distinct prime numbers
The prime factorization of 18182012 is 2 × 2 × 19 × 239237.
Since it has a total of 4 prime factors.
2 , 3 , 53 , 66 , 840 , 360 , 5942 , 3823 , 32188 , 75807 , 912110 , 17309 , 9137492 , 6534051 , 65801590 , 34814586 , 975894117 , 935655016 , 7811727845 , 4888095731
n×2
36364024
n×3
54546036
n×4
72728048
n×5
90910060
n÷2
9091006
n÷3
6060670.6666667
n÷3
4545503
n÷5
3636402.4
n2
330585560368144
n3
6.0107106256403E+21
n4
1.0928681272392E+29
n5
1.9870541403881E+36
2 √n
4264.037054248
3 √n
262.95452379136
4 √n
65.299594594821
5 √n
28.309251584301
1 , 2 , 4 , 19 , 38 , 76 , 239237 , 478474 , 956948 , 4545503 , 9091006 , 18182012
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18182011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18182012 can be divided by 12 positive divisors.
The sum of these divisors (counting 18182012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000101010110111101111100
3
Ternary
1021012202000212
4
Quaternary
1011112331330
5
Quinary
14123311022
6
Senary
1445411552
8
Octal
105267574
10
Decimal
18182012
12
Duodecimal
6109bb8
16
Hexadecimal
1156f7c
20
Vigesimal
5dcf0c
36
Base36
atpbw
md5
7fd6df813d6c638dd94cd33ba1928584
sha1
a250f0641f388038cd12cb081ece894e4af25459
sha256
a99d7b4c382d32d844a7188cae518278034bc06328d22a04dc0b85a258734872
sha512
82f6edaac2ea7e72c1347f58c294b5ce5d2bdfd95ef740fd165d7ff8fc9c4eef3545d7754e8910536cd082802413759f6ace671e9175a7df93d1596fe9cf71fe
ripemd-160
a5f50b1af594e72d76ac76e30240827fc74e44a8
Diameter
36364024
Circumference
114240950.65336
Area
1.0385651678354E+15
Volume
2.5177605792488E+22
Surface area
4.1542606713417E+15
Circumference
114240950.65336
Perimeter
72728048
Area
330585560368144
Diagonal
25713247.96163
Surface area
1983513362208864
Volume
6.0107106256403E+21
Space diagonal
31492168.567827
Perimeter
54546036
Area
1.4314774670156E+14
Altitude
15746084.283914
Surface area
1.4314774670156E+14
Volume
7.0836904052338E+20
Height
8571082.6538768