18122012 is an even 8-digits composite number following 18122011
and preceding 18122013 . In scientific notation, it is written as 1.8122012 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 6 positive divisors.
There are 9061004 positive integers (up to 18122012) that are relatively prime to 18122012.
18122012 has 6 divisors, whose sum is 31713528
The reverse of 18122012 is 21022181
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
eighteen million one hundred twenty-two thousand twelve
Scientific notation
1.8122012 × 10^7
Engineering notation
1.8122012 × 10^6
Prime Factorization
2 × 2 × 4530503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9061006
Product of the distinct prime numbers
The prime factorization of 18122012 is 2 × 2 × 4530503.
Since it has a total of 3 prime factors.
10 , 2 , 41 , 53 , 995 , 228 , 5293 , 4079 , 73685 , 34570 , 328742 , 913693 , 3005185 , 1442763 , 78437785 , 64154717 , 855303146 , 462012953 , 9177928964 , 8057410116
n×2
36244024
n×3
54366036
n×4
72488048
n×5
90610060
n÷2
9061006
n÷3
6040670.6666667
n÷3
4530503
n÷5
3624402.4
n2
328407318928144
n3
5.9514013745037E+21
n4
1.0785136712557E+29
n5
1.954483769266E+36
2 √n
4256.9956542144
3 √n
262.66495814579
4 √n
65.245656209547
5 √n
28.290542965987
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18122011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18122012 can be divided by 6 positive divisors.
The sum of these divisors (counting 18122012) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1000101001000010100011100
3
Ternary
1021002200201122
4
Quaternary
1011020110130
5
Quinary
14114401022
6
Senary
1444230112
8
Octal
105102434
10
Decimal
18122012
12
Duodecimal
609b338
16
Hexadecimal
114851c
20
Vigesimal
5d550c
36
Base36
asf18
md5
33462d8da14d2cdb4eda47cd6dbc5888
sha1
50dfc79b9d16ceba237abdd868aee90edfd891a7
sha256
477fcad426f04154683fdb7dd2364f8a913422e895ef2794a7af60c6389dec27
sha512
4efaf76b22ee87a60298f7aec84c387bcd45c623e383e24c46148e19eadd157762d17e07fe1a824b0033b8c95ed8df120b1d759af5717be50b8aabbbaaa68606
ripemd-160
fdab5559c93ee6ed2184dffe2c1a1ca51bb754e4
Diameter
36244024
Circumference
113863959.53493
Area
1.0317220205298E+15
Volume
2.4929171782273E+22
Surface area
4.1268880821191E+15
Circumference
113863959.53493
Perimeter
72488048
Area
328407318928144
Diagonal
25628395.147888
Surface area
1970443913568864
Volume
5.9514013745037E+21
Space diagonal
31388245.519373
Perimeter
54366036
Area
1.4220454049026E+14
Altitude
15694122.759686
Surface area
1.4220454049026E+14
Volume
7.0137937824575E+20
Height
8542798.3826293