18385216 is an even 8-digits composite number following 18385215
and preceding 18385217 . In scientific notation, it is written as 1.8385216 × 10^7.
The sum of its digits is 34. It has a total of 7 prime factors and 14 positive divisors.
There are 9192576 positive integers (up to 18385216) that are relatively prime to 18385216.
18385216 has 14 divisors, whose sum is 36483290
The reverse of 18385216 is 61258381
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million three hundred eighty-five thousand two hundred sixteen
Scientific notation
1.8385216 × 10^7
Engineering notation
1.8385216 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 287269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
574538
Product of the distinct prime numbers
The prime factorization of 18385216 is 2 × 2 × 2 × 2 × 2 × 2 × 287269.
Since it has a total of 7 prime factors.
7 , 5 , 55 , 3 , 574 , 489 , 9218 , 9284 , 26789 , 44064 , 115848 , 24521 , 7294177 , 8825228 , 40196554 , 17240839 , 496154413 , 589833892 , 1596913659 , 9764764575
n×2
36770432
n×3
55155648
n×4
73540864
n×5
91926080
n÷2
9192608
n÷3
6128405.3333333
n÷3
4596304
n÷5
3677043.2
n2
338016167366656
n3
6.2145002485281E+21
n4
1.1425492940124E+29
n5
2.1006015561066E+36
2 √n
4287.7985027284
3 √n
263.93049899883
4 √n
65.481283606298
5 √n
28.372247998792
1 , 2 , 4 , 8 , 16 , 32 , 64 , 287269 , 574538 , 1149076 , 2298152 , 4596304 , 9192608 , 18385216
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18385215
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18385216 can be divided by 14 positive divisors.
The sum of these divisors (counting 18385216) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1000110001000100101000000
3
Ternary
1021121001202221
4
Quaternary
1012020211000
5
Quinary
14201311331
6
Senary
1454020424
8
Octal
106104500
10
Decimal
18385216
12
Duodecimal
61a7714
16
Hexadecimal
1188940
20
Vigesimal
5ei30g
36
Base36
ay24g
md5
a01aec93f9dd3cdad24686f4ebc78cdd
sha1
b960d3a3775617aab80c4e16ba04bb388d40ff29
sha256
8576b9786720e0a7d5ec571742e1f754d300f133cb95105cccd16defb2950ba9
sha512
1872b7dd724bbabedafcf5d294ce475dca7aed63fd576d163c504b0fc96c75bbcd1c50db8b6086439d3870731e31d456651c5bca37334f780d459838a1aa9dff
ripemd-160
0b968153177ae5716bab60a4bb0f770dcd06f76a
Diameter
36770432
Circumference
115517719.04052
Area
1.0619091081937E+15
Volume
2.6031237768677E+22
Surface area
4.2476364327747E+15
Circumference
115517719.04052
Perimeter
73540864
Area
338016167366656
Diagonal
26000621.814359
Surface area
2028097004199936
Volume
6.2145002485281E+21
Space diagonal
31844128.220128
Perimeter
55155648
Area
1.4636529391469E+14
Altitude
15922064.110064
Surface area
1.4636529391469E+14
Volume
7.3238587790329E+20
Height
8666873.9381196