18289969 is an odd 8-digits composite number following 18289968
and preceding 18289970 . In scientific notation, it is written as 1.8289969 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 17601600 positive integers (up to 18289969) that are relatively prime to 18289969.
18289969 has 8 divisors, whose sum is 18984960
The reverse of 18289969 is 96998281
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighteen million two hundred eighty-nine thousand nine hundred sixty-nine
Scientific notation
1.8289969 × 10^7
Engineering notation
1.8289969 × 10^6
Prime Factorization
31 × 191 × 3089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18289969
Product of the distinct prime numbers
The prime factorization of 18289969 is 31 × 191 × 3089.
Since it has a total of 3 prime factors.
6 , 5 , 93 , 64 , 930 , 112 , 7372 , 6389 , 70642 , 23562 , 475990 , 680013 , 7245445 , 1380325 , 78469712 , 3240915 , 27670075 , 590371965 , 2828383705 , 6886536667
n×2
36579938
n×3
54869907
n×4
73159876
n×5
91449845
n÷2
9144984.5
n÷3
6096656.3333333
n÷3
4572492.25
n÷5
3657993.8
n2
334522966020961
n3
6.1184146783114E+21
n4
1.1190561479546E+29
n5
2.0467502255349E+36
2 √n
4276.6773317612
3 √n
263.47393424493
4 √n
65.396309771739
5 √n
28.342789666945
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
-18289968
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 18289969 can be divided by 8 positive divisors.
The sum of these divisors (counting 18289969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101110001010100110001
3
Ternary
1021102020010021
4
Quaternary
1011301110301
5
Quinary
14140234334
6
Senary
1452003441
8
Octal
105612461
10
Decimal
18289969
12
Duodecimal
6160581
16
Hexadecimal
1171531
20
Vigesimal
5e64i9
36
Base36
aw0mp
md5
2820f1b7a5499fb930415e3c0f5cb920
sha1
dac72f0882dc1eb9deef07adef225078e3839a48
sha256
68e590d9ab9979331527d7f89cc71374e14e150e66897c7530af7b2187c8ec26
sha512
0467ac983a72c404f704d887f0b8fc16e9a1390a08d34da22262045fb28d81975756f070027b693ae3fdde273a5375a9d479c24ad03222c1698f81af5d81fabc
ripemd-160
e902182a92aa688e0945d4f2c2e14abb3aa9dc59
Diameter
36579938
Circumference
114919264.48957
Area
1.0509348925085E+15
Volume
2.5628755473332E+22
Surface area
4.2037395700341E+15
Circumference
114919264.48957
Perimeter
73159876
Area
334522966020961
Diagonal
25865922.215183
Surface area
2007137796125766
Volume
6.1184146783114E+21
Space diagonal
31679155.57686
Perimeter
54869907
Area
1.4485269336174E+14
Altitude
15839577.78843
Surface area
1.4485269336174E+14
Volume
7.2106208485755E+20
Height
8621974.0717278