18089915 is an odd 8-digits composite number following 18089914
and preceding 18089916 . In scientific notation, it is written as 1.8089915 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 14471928 positive integers (up to 18089915) that are relatively prime to 18089915.
18089915 has 4 divisors, whose sum is 21707904
The reverse of 18089915 is 51998081
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighteen million eighty-nine thousand nine hundred fifteen
Scientific notation
1.8089915 × 10^7
Engineering notation
1.8089915 × 10^6
Prime Factorization
5 × 3617983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18089915
Product of the distinct prime numbers
The prime factorization of 18089915 is 5 × 3617983.
Since it has a total of 2 prime factors.
9 , 6 , 12 , 32 , 523 , 393 , 7859 , 9887 , 21475 , 37872 , 655649 , 828454 , 2583927 , 1463253 , 19640957 , 82395929 , 803934866 , 949000690 , 7788549755 , 4648668002
n×2
36179830
n×3
54269745
n×4
72359660
n×5
90449575
n÷2
9044957.5
n÷3
6029971.6666667
n÷3
4522478.75
n÷5
3617983
n2
327245024707225
n3
5.9198346811266E+21
n4
1.0708930619563E+29
n5
1.937236446488E+36
2 √n
4253.2240712194
3 √n
262.50979252962
4 √n
65.216746861672
5 √n
28.280514437618
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
-18089914
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 18089915 can be divided by 4 positive divisors.
The sum of these divisors (counting 18089915) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101000000011110111011
3
Ternary
1021001001200212
4
Quaternary
1011000132323
5
Quinary
14112334130
6
Senary
1443421335
8
Octal
105003673
10
Decimal
18089915
12
Duodecimal
608484b
16
Hexadecimal
11407bb
20
Vigesimal
5d14ff
36
Base36
arq9n
md5
96837aa51dd2c1bda67512427411c5fa
sha1
19c2e7000719f0ad545610af8568a9f10ff8c383
sha256
9930fdb1f8a5cd53378671c99062b778d26e8e60791188b4194e664ddb8cc5b2
sha512
f29939a45f7b58512ca248e6a7b36eb10a984e7443d229c1e9a9f0cbdeab049962eef986393f2e4235a4ef9620ff0146453eed0e1f60c09993914cc91c4469d7
ripemd-160
6fbe1b122df1865ac15574ee990784a370d535fc
Diameter
36179830
Circumference
113662288.13613
Area
1.028070565544E+15
Volume
2.4796945526258E+22
Surface area
4.1122822621761E+15
Circumference
113662288.13613
Perimeter
72359660
Area
327245024707225
Diagonal
25583003.135176
Surface area
1963470148243350
Volume
5.9198346811266E+21
Space diagonal
31332651.884602
Perimeter
54269745
Area
1.4170125232926E+14
Altitude
15666325.942301
Surface area
1.4170125232926E+14
Volume
6.9765920775465E+20
Height
8527667.7117255