18169969 is an odd 8-digits composite number following 18169968
and preceding 18169970 . In scientific notation, it is written as 1.8169969 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 18118144 positive integers (up to 18169969) that are relatively prime to 18169969.
18169969 has 4 divisors, whose sum is 18221796
The reverse of 18169969 is 96996181
Previous prime number is 353
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighteen million one hundred sixty-nine thousand nine hundred sixty-nine
Scientific notation
1.8169969 × 10^7
Engineering notation
1.8169969 × 10^6
Prime Factorization
353 × 51473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18169969
Product of the distinct prime numbers
The prime factorization of 18169969 is 353 × 51473.
Since it has a total of 2 prime factors.
5 , 9 , 100 , 77 , 51 , 134 , 3529 , 7589 , 65562 , 64102 , 420740 , 134149 , 7350256 , 4563868 , 34835368 , 73184718 , 868875459 , 307399866 , 1397820995 , 6450757056
n×2
36339938
n×3
54509907
n×4
72679876
n×5
90849845
n÷2
9084984.5
n÷3
6056656.3333333
n÷3
4542492.25
n÷5
3633993.8
n2
330147773460961
n3
5.9987748092047E+21
n4
1.0899755232123E+29
n5
1.9804821467526E+36
2 √n
4262.6246609337
3 √n
262.89645429638
4 √n
65.288778981795
5 √n
28.305500418815
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
-18169968
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 18169969 can be divided by 4 positive divisors.
The sum of these divisors (counting 18169969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101010100000001110001
3
Ternary
1021012010111211
4
Quaternary
1011110001301
5
Quinary
14122414334
6
Senary
1445240121
8
Octal
105240161
10
Decimal
18169969
12
Duodecimal
6103041
16
Hexadecimal
1154071
20
Vigesimal
5db4i9
36
Base36
atg1d
md5
7743a30ca6ce9bf6234f99a26ca600c0
sha1
d3b5e36aacfc01969382c9a3e646152a4aa92cc0
sha256
4295e878d07d2fd6995dba42206a25b715fe3a96a624de10cfca5d29e8b1918b
sha512
f03f2457629acd6a56ae172f5b6e89c4f1f58bf25c7143503695bb964376c0efcef92e188ffd8fa5a73963734c708f1c54b56e411f81dc7c6ca557ea080e0713
ripemd-160
1a227e7d2b5ac779774b8152f7565ef41bd49cc0
Diameter
36339938
Circumference
114165282.25271
Area
1.037189819704E+15
Volume
2.5127609161516E+22
Surface area
4.1487592788159E+15
Circumference
114165282.25271
Perimeter
72679876
Area
330147773460961
Diagonal
25696216.587699
Surface area
1980886640765766
Volume
5.9987748092047E+21
Space diagonal
31471309.479951
Perimeter
54509907
Area
1.4295817941003E+14
Altitude
15735654.739976
Surface area
1.4295817941003E+14
Volume
7.0696239106661E+20
Height
8565405.5292329