18282989 is an odd 8-digits prime number following 18282988
and preceding 18282990 . In scientific notation, it is written as 1.8282989 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 18282988 positive integers (up to 18282989) that are relatively prime to 18282989.
18282989 has 2 divisors, whose sum is 18282990
The reverse of 18282989 is 98928281
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million two hundred eighty-two thousand nine hundred eighty-nine
Scientific notation
1.8282989 × 10^7
Engineering notation
1.8282989 × 10^6
Prime Factorization
18282989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18282989
Product of the distinct prime numbers
The prime factorization of 18282989 is 18282989.
Since it has a total of 1 prime factors.
8 , 6 , 95 , 52 , 432 , 431 , 921 , 6832 , 81611 , 33028 , 227699 , 239483 , 1482144 , 9991157 , 79674104 , 83100504 , 350384245 , 158134094 , 6341640793 , 1473503177
n×2
36565978
n×3
54848967
n×4
73131956
n×5
91414945
n÷2
9141494.5
n÷3
6094329.6666667
n÷3
4570747.25
n÷5
3656597.8
n2
334267686774121
n3
6.1114124403467E+21
n4
1.1173488642132E+29
n5
2.0428476993573E+36
2 √n
4275.8611998053
3 √n
263.44041346539
4 √n
65.390069580979
5 √n
28.340626045144
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18282990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9141495
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4275.8613167408
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998906087
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18282989 can be divided by 2 positive divisors.
The sum of these divisors (counting 18282989) is 18282990, the average is 9141495.
Base
System
Value
2
Binary
1000101101111100111101101
3
Ternary
1021101212112202
4
Quaternary
1011233213231
5
Quinary
14140023424
6
Senary
1451511245
8
Octal
105574755
10
Decimal
18282989
12
Duodecimal
6158525
16
Hexadecimal
116f9ed
20
Vigesimal
5e5799
36
Base36
avv8t
md5
6b86584a0c84ded6365d9844a162f5ea
sha1
9936724f69034cd4d5cc8913012c957534ab943e
sha256
e63043e4d9e1e2739516109c8e19d5bab1dd2c7539ef934ebf69c3622f919571
sha512
f510c39eb2f5c8e6afcb2c945eaa35020bb13105f614c6cdb69feba9b9a5f7e1c1dced16c4ffded56cfa37a30181ee641f891814ce10ddd81fade0f61df01be1
ripemd-160
0c5f2a9862ede441cb15a12283f13523a857f697
Diameter
36565978
Circumference
114875407.85613
Area
1.050132909102E+15
Volume
2.5599424567534E+22
Surface area
4.2005316364081E+15
Circumference
114875407.85613
Perimeter
73131956
Area
334267686774121
Diagonal
25856051.004518
Surface area
2005606120644726
Volume
6.1114124403467E+21
Space diagonal
31667065.862223
Perimeter
54848967
Area
1.4474215420532E+14
Altitude
15833532.931111
Surface area
1.4474215420532E+14
Volume
7.202368631995E+20
Height
8618683.6681727