18020123 is an odd 8-digits composite number following 18020122
and preceding 18020124 . In scientific notation, it is written as 1.8020123 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 16156800 positive integers (up to 18020123) that are relatively prime to 18020123.
18020123 has 8 divisors, whose sum is 19928496
The reverse of 18020123 is 32102081
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
eighteen million twenty thousand one hundred twenty-three
Scientific notation
1.8020123 × 10^7
Engineering notation
1.8020123 × 10^6
Prime Factorization
73 × 11 × 22441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18020123
Product of the distinct prime numbers
The prime factorization of 18020123 is 73 × 11 × 22441.
Since it has a total of 3 prime factors.
10 , 7 , 28 , 3 , 888 , 219 , 6688 , 3291 , 19870 , 22743 , 996275 , 123008 , 2022751 , 3100103 , 65814055 , 21772833 , 837880179 , 565474078 , 1882414384 , 8965981227
n×2
36040246
n×3
54060369
n×4
72080492
n×5
90100615
n÷2
9010061.5
n÷3
6006707.6666667
n÷3
4505030.75
n÷5
3604024.6
n2
324724832935129
n3
5.8515814306455E+21
n4
1.0544621712475E+29
n5
1.9001538024727E+36
2 √n
4245.0115429761
3 √n
262.17176449285
4 √n
65.153753099695
5 √n
28.258659092487
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18020122
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18020123 can be divided by 8 positive divisors.
The sum of these divisors (counting 18020123) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100101111011100011011
3
Ternary
1020220111221222
4
Quaternary
1010233130123
5
Quinary
14103120443
6
Senary
1442122255
8
Octal
104573433
10
Decimal
18020123
12
Duodecimal
605038b
16
Hexadecimal
112f71b
20
Vigesimal
5cca63
36
Base36
aq8ez
md5
af745c3884e319c7e5408c6be31694a6
sha1
3426d88d3eed3ac8de5b78e6b36e463847799fb4
sha256
65cfdb4467b7ce3af0c767ecbdd9f21eaa925c9539b69f72eff7762696fa0f3a
sha512
89fd1b8ac9b6060d9efa1d1ecd0a86bb3b773ee2a08d98edc6b61d2498b216e0067df6501e48cf1f3f1aed470e7b5745acaadc4e92296de008b3d8a61640cefa
ripemd-160
2027bcd78f08a73cce7bbadfcc4731e843366e3d
Diameter
36040246
Circumference
113223772.06717
Area
1.0201531495872E+15
Volume
2.4511046979198E+22
Surface area
4.0806125983487E+15
Circumference
113223772.06717
Perimeter
72080492
Area
324724832935129
Diagonal
25484302.342231
Surface area
1948348997610774
Volume
5.8515814306455E+21
Space diagonal
31211768.59464
Perimeter
54060369
Area
1.4060997728074E+14
Altitude
15605884.29732
Surface area
1.4060997728074E+14
Volume
6.8961548504578E+20
Height
8494767.4474104