18302238 is an even 8-digits composite number following 18302237
and preceding 18302239 . In scientific notation, it is written as 1.8302238 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 6014400 positive integers (up to 18302238) that are relatively prime to 18302238.
18302238 has 16 divisors, whose sum is 30935520
The reverse of 18302238 is 83220381
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million three hundred two thousand two hundred thirty-eight
Scientific notation
1.8302238 × 10^7
Engineering notation
1.8302238 × 10^6
Prime Factorization
2 × 9 × 71 × 14321
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18302238
Product of the distinct prime numbers
The prime factorization of 18302238 is 2 × 9 × 71 × 14321.
Since it has a total of 4 prime factors.
1 , 5 , 18 , 63 , 377 , 605 , 1250 , 6880 , 54908 , 42711 , 768481 , 441235 , 8323194 , 6442325 , 62679587 , 93196817 , 185387581 , 161903226 , 6444198560 , 1842946012
n×2
36604476
n×3
54906714
n×4
73208952
n×5
91511190
n÷2
9151119
n÷3
6100746
n÷3
4575559.5
n÷5
3660447.6
n2
334971915808644
n3
6.1307357264458E+21
n4
1.1220618438051E+29
n5
2.053624291604E+36
2 √n
4278.1114992482
3 √n
263.53283427483
4 √n
65.407274054559
5 √n
28.346591143244
1 , 2 , 9 , 18 , 71 , 142 , 639 , 1278 , 14321 , 28642 , 128889 , 257778 , 1016791 , 2033582 , 9151119 , 18302238
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18302237
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18302238 can be divided by 16 positive divisors.
The sum of these divisors (counting 18302238) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101110100010100011110
3
Ternary
1021102211221200
4
Quaternary
1011310110132
5
Quinary
14141132423
6
Senary
1452140330
8
Octal
105642436
10
Decimal
18302238
12
Duodecimal
61676a6
16
Hexadecimal
117451e
20
Vigesimal
5e7fbi
36
Base36
awa3i
md5
0d8f176397a4e9b251e869645476efa3
sha1
b32f616334b37d17999bbedbc481d775181aec3d
sha256
cddd93b6f131e9a940d762ad8aecd5a852222a86b4d4e25a351d54d766d02c5d
sha512
52f33a77a973e16c250123ec81c07c0586c657ac6b8b223454c417f441e932029bf181953eb44c0c2bc7fccac123a15750ec010c5d3608eb8354feb285c6bc1e
ripemd-160
da8e671b31ccb0ee78ff7ec2c91545de1fb519c6
Diameter
36604476
Circumference
114996352.8901
Area
1.0523453098633E+15
Volume
2.568036575907E+22
Surface area
4.2093812394533E+15
Circumference
114996352.8901
Perimeter
73208952
Area
334971915808644
Diagonal
25883273.20138
Surface area
2009831494851864
Volume
6.1307357264458E+21
Space diagonal
31700406.108218
Perimeter
54906714
Area
1.4504709432231E+14
Altitude
15850203.054109
Surface area
1.4504709432231E+14
Volume
7.2251413430541E+20
Height
8627757.7337934