23218138 is an even 8-digits composite number following 23218137
and preceding 23218139 . In scientific notation, it is written as 2.3218138 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11609068 positive integers (up to 23218138) that are relatively prime to 23218138.
23218138 has 4 divisors, whose sum is 34827210
The reverse of 23218138 is 83181232
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-three million two hundred eighteen thousand one hundred thirty-eight
Scientific notation
2.3218138 × 10^7
Engineering notation
2.3218138 × 10^6
Prime Factorization
2 × 11609069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
23218138
Product of the distinct prime numbers
The prime factorization of 23218138 is 2 × 11609069.
Since it has a total of 2 prime factors.
5 , 8 , 30 , 84 , 616 , 481 , 8249 , 6535 , 72794 , 95219 , 416273 , 377879 , 7542772 , 9160042 , 27212330 , 1390106 , 352423386 , 898700487 , 42258824 , 9450710263
n×2
46436276
n×3
69654414
n×4
92872552
n×5
116090690
n÷2
11609069
n÷3
7739379.3333333
n÷3
5804534.5
n÷5
4643627.6
n2
539081932187044
n3
1.2516478694825E+22
n4
2.9060932961052E+29
n5
6.7474075189845E+36
2 √n
4818.5203122951
3 √n
285.28293641949
4 √n
69.415562464732
5 √n
29.727985304679
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-23218137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 23218138 can be divided by 4 positive divisors.
The sum of these divisors (counting 23218138) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011000100100011111011010
3
Ternary
1121200121022001
4
Quaternary
1120210133122
5
Quinary
21420440023
6
Senary
2145351214
8
Octal
130443732
10
Decimal
23218138
12
Duodecimal
793850a
16
Hexadecimal
16247da
20
Vigesimal
75256i
36
Base36
dtn8a
md5
cd7f30fa155ef3ddaebd201fc0e2d589
sha1
373a8d1dd7a2c92c258e9083ee6593425fe15a7c
sha256
ee3383824110b9e89a24cc1b785c2aefe3493818411f4a3ca1e1f109f92b2aba
sha512
ba7f13292ee7328bf028d654e1f18f2c8ff20912d5b2d9760abec9c351a6f363aacd6eb17095e420d56af382cf124561127e7e7557d5b4dd9347730088a11f40
ripemd-160
8292edc9a542a2ac470e7c08feb4771cf1ab736c
Diameter
46436276
Circumference
145883863.54167
Area
1.6935758378418E+15
Volume
5.2428903355302E+22
Surface area
6.7743033513672E+15
Circumference
145883863.54167
Perimeter
92872552
Area
539081932187044
Diagonal
32835405.65265
Surface area
3234491593122264
Volume
1.2516478694825E+22
Space diagonal
40214994.673146
Perimeter
69654414
Area
2.3342932399759E+14
Altitude
20107497.336573
Surface area
2.3342932399759E+14
Volume
1.4750811602813E+21
Height
10945135.21755