18396971 is an odd 8-digits composite number following 18396970
and preceding 18396972 . In scientific notation, it is written as 1.8396971 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 18385344 positive integers (up to 18396971) that are relatively prime to 18396971.
18396971 has 4 divisors, whose sum is 18408600
The reverse of 18396971 is 17969381
Previous prime number is 1889
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighteen million three hundred ninety-six thousand nine hundred seventy-one
Scientific notation
1.8396971 × 10^7
Engineering notation
1.8396971 × 10^6
Prime Factorization
1889 × 9739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18396971
Product of the distinct prime numbers
The prime factorization of 18396971 is 1889 × 9739.
Since it has a total of 2 prime factors.
8 , 8 , 36 , 33 , 86 , 727 , 7634 , 3897 , 97803 , 49701 , 281544 , 359279 , 5113259 , 87185 , 82902868 , 55633469 , 698048445 , 858593938 , 9859297446 , 6731348574
n×2
36793942
n×3
55190913
n×4
73587884
n×5
91984855
n÷2
9198485.5
n÷3
6132323.6666667
n÷3
4599242.75
n÷5
3679394.2
n2
338448541974841
n3
6.2264280117034E+21
n4
1.145474155649E+29
n5
2.1073254822723E+36
2 √n
4289.1690337407
3 √n
263.98673697526
4 √n
65.491747829331
5 √n
28.375875157827
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
-18396970
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 18396971 can be divided by 4 positive divisors.
The sum of these divisors (counting 18396971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110001011011100101011
3
Ternary
1021121122220022
4
Quaternary
1012023130223
5
Quinary
14202200341
6
Senary
1454151055
8
Octal
106133453
10
Decimal
18396971
12
Duodecimal
61b248b
16
Hexadecimal
118b72b
20
Vigesimal
5ejc8b
36
Base36
ayb6z
md5
3cb6ebfd423daaa33faaa9a744552a10
sha1
4e2ffda7ef0a12e9978ef1c5c1f56ab2cef47bc5
sha256
eb376a7f535722db3314fbfa9ab385f86f542a1edbb3b7afa4ee5e266390b70e
sha512
abf073c1522e95aff23d3830560a8af253605c582eb85a0b228e1e76637afea7c41b3d6fa78e72d726e46f5e0463c2d0981b39f32b0ca71f4598203bc915bfcc
ripemd-160
6cbed5f48a82a943dbecc112102786253d92f81d
Diameter
36793942
Circumference
115591577.88381
Area
1.0632674530863E+15
Volume
2.6081200666231E+22
Surface area
4.2530698123453E+15
Circumference
115591577.88381
Perimeter
73587884
Area
338448541974841
Diagonal
26017245.894785
Surface area
2030691251849046
Volume
6.2264280117034E+21
Space diagonal
31864488.477371
Perimeter
55190913
Area
1.4655251761201E+14
Altitude
15932244.238686
Surface area
1.4655251761201E+14
Volume
7.3379157827423E+20
Height
8672415.2982615