18148971 is an odd 8-digits composite number following 18148970
and preceding 18148972 . In scientific notation, it is written as 1.8148971 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 11462472 positive integers (up to 18148971) that are relatively prime to 18148971.
18148971 has 8 divisors, whose sum is 25472320
The reverse of 18148971 is 17984181
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million one hundred forty-eight thousand nine hundred seventy-one
Scientific notation
1.8148971 × 10^7
Engineering notation
1.8148971 × 10^6
Prime Factorization
3 × 19 × 318403
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18148971
Product of the distinct prime numbers
The prime factorization of 18148971 is 3 × 19 × 318403.
Since it has a total of 3 prime factors.
4 , 6 , 19 , 29 , 370 , 466 , 8007 , 7787 , 98710 , 84321 , 352832 , 784641 , 7737262 , 547340 , 90630404 , 31619540 , 713928098 , 412642328 , 5932635522 , 9893510160
n×2
36297942
n×3
54446913
n×4
72595884
n×5
90744855
n÷2
9074485.5
n÷3
6049657
n÷3
4537242.75
n÷5
3629794.2
n2
329385148358841
n3
5.9780015053953E+21
n4
1.0849457595938E+29
n5
1.969064912744E+36
2 √n
4260.1609124539
3 √n
262.79514376557
4 √n
65.269908169492
5 √n
28.298955181064
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
-18148970
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 18148971 can be divided by 8 positive divisors.
The sum of these divisors (counting 18148971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101001110111001101011
3
Ternary
1021011001201010
4
Quaternary
1011032321223
5
Quinary
14121231341
6
Senary
1444555003
8
Octal
105167153
10
Decimal
18148971
12
Duodecimal
60b2a63
16
Hexadecimal
114ee6b
20
Vigesimal
5d8c8b
36
Base36
aszu3
md5
23c7214d49f36af40e4c803e8aced7fb
sha1
b8f2fa1fb80c993ac7f8dd5c4bf9897b15f3d0a9
sha256
b2d7f6d581870396845b8aa437fb9502bc3d6ef81deb18f78e385cf1176c6f95
sha512
5c7b996ab8d458bf4ce330e134ef586c15d5a0d766b389f0353b096a13d0ba347abcd24805ed3649c33ea9be0edfbeaad789038a134e0008982d011daaa44ba0
ripemd-160
56ab5962a65fbff083221236ebbe09895e1785d1
Diameter
36297942
Circumference
114033347.92763
Area
1.0347939622857E+15
Volume
2.5040594149998E+22
Surface area
4.1391758491429E+15
Circumference
114033347.92763
Perimeter
72595884
Area
329385148358841
Diagonal
25666520.931316
Surface area
1976310890153046
Volume
5.9780015053953E+21
Space diagonal
31434939.877094
Perimeter
54446913
Area
1.4262795305403E+14
Altitude
15717469.938547
Surface area
1.4262795305403E+14
Volume
7.0451423373473E+20
Height
8555506.9771053