18220156 is an even 8-digits composite number following 18220155
and preceding 18220157 . In scientific notation, it is written as 1.8220156 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 9069840 positive integers (up to 18220156) that are relatively prime to 18220156.
18220156 has 12 divisors, whose sum is 32026120
The reverse of 18220156 is 65102281
Previous prime number is 229
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million two hundred twenty thousand one hundred fifty-six
Scientific notation
1.8220156 × 10^7
Engineering notation
1.8220156 × 10^6
Prime Factorization
2 × 2 × 229 × 19891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9110078
Product of the distinct prime numbers
The prime factorization of 18220156 is 2 × 2 × 229 × 19891.
Since it has a total of 4 prime factors.
1 , 3 , 37 , 51 , 77 , 910 , 9191 , 7480 , 80781 , 72108 , 168700 , 993730 , 4490977 , 6342009 , 58004632 , 74426062 , 455402516 , 226943472 , 4668852023 , 5032052435
n×2
36440312
n×3
54660468
n×4
72880624
n×5
91100780
n÷2
9110078
n÷3
6073385.3333333
n÷3
4555039
n÷5
3644031.2
n2
331974084664336
n3
6.0486196105414E+21
n4
1.1020679288872E+29
n5
2.0079849586922E+36
2 √n
4268.5074674879
3 √n
263.13827924248
4 √n
65.333815650763
5 √n
28.32111961171
1 , 2 , 4 , 229 , 458 , 916 , 19891 , 39782 , 79564 , 4555039 , 9110078 , 18220156
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18220155
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18220156 can be divided by 12 positive divisors.
The sum of these divisors (counting 18220156) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000101100000010001111100
3
Ternary
1021021200100121
4
Quaternary
1011200101330
5
Quinary
14131021111
6
Senary
1450304324
8
Octal
105402174
10
Decimal
18220156
12
Duodecimal
61280a4
16
Hexadecimal
116047c
20
Vigesimal
5dha7g
36
Base36
auirg
md5
a6790497f6617aa69759797aa6a10286
sha1
8f28bf327f32567c7ce6b3574d4c328d2063fb9a
sha256
e246b6368d19c8dd9e30bf8707eeb3a963c1bd30a5dcb172b34fbc43454d6194
sha512
8ebf81dc15524e5104585e4ad9a8dff0765d6b0330c58b693b4c48feca31ea4cd664885c5822d111772f272a99fd87104a27fa0d13561166cd88976bde70b358
ripemd-160
494ade018624d67cd4286d783e6959a672ae33fc
Diameter
36440312
Circumference
114480616.47372
Area
1.0429273455637E+15
Volume
2.5336398577115E+22
Surface area
4.1717093822547E+15
Circumference
114480616.47372
Perimeter
72880624
Area
331974084664336
Diagonal
25767191.723754
Surface area
1991844507986016
Volume
6.0486196105414E+21
Space diagonal
31558235.913831
Perimeter
54660468
Area
1.437489953587E+14
Altitude
15779117.956915
Surface area
1.437489953587E+14
Volume
7.1283665723863E+20
Height
8589063.9079178