19388009 is an odd 8-digits composite number following 19388008
and preceding 19388010 . In scientific notation, it is written as 1.9388009 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19376640 positive integers (up to 19388009) that are relatively prime to 19388009.
19388009 has 4 divisors, whose sum is 19399380
The reverse of 19388009 is 90088391
Previous prime number is 2089
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million three hundred eighty-eight thousand nine
Scientific notation
1.9388009 × 10^7
Engineering notation
1.9388009 × 10^6
Prime Factorization
2089 × 9281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19388009
Product of the distinct prime numbers
The prime factorization of 19388009 is 2089 × 9281.
Since it has a total of 2 prime factors.
8 , 8 , 62 , 60 , 583 , 661 , 7300 , 141 , 50253 , 39969 , 124024 , 219694 , 3101443 , 4665351 , 51926032 , 33696281 , 143985083 , 851093960 , 6711390487 , 8413627728
n×2
38776018
n×3
58164027
n×4
77552036
n×5
96940045
n÷2
9694004.5
n÷3
6462669.6666667
n÷3
4847002.25
n÷5
3877601.8
n2
375894892984081
n3
7.2878535682294E+21
n4
1.4129697057151E+29
n5
2.7394669371132E+36
2 √n
4403.1816905506
3 √n
268.64436634566
4 √n
66.356474367997
5 √n
28.67521233959
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
-19388008
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 19388009 can be divided by 4 positive divisors.
The sum of these divisors (counting 19388009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111101011001101001
3
Ternary
1100111000100102
4
Quaternary
1021331121221
5
Quinary
14430404014
6
Senary
1531315145
8
Octal
111753151
10
Decimal
19388009
12
Duodecimal
65abab5
16
Hexadecimal
127d669
20
Vigesimal
613a09
36
Base36
bjjvt
md5
ea518a2d674ced8d44e78d61f31a2a54
sha1
a6a77bd3edc1729676b416116f457024ac5a347f
sha256
e710b5163aa4d2a5955810bc20b0656ed48d3db95eeb716232660c566a3bc70d
sha512
4a3cf34e54f752882ed464003020065e42d01f85ba6291c602b58f0f3062be011ee02b9fbf5e135a74771eb1d815938ea76c659ec942dd843c9b30f9fc6313a5
ripemd-160
548620c463ce3792c6ca368b57e72932ddefb323
Diameter
38776018
Circumference
121818453.28427
Area
1.1809086343207E+15
Volume
3.0527289640517E+22
Surface area
4.7236345372828E+15
Circumference
121818453.28427
Perimeter
77552036
Area
375894892984081
Diagonal
27418785.275212
Surface area
2255369357904486
Volume
7.2878535682294E+21
Space diagonal
33581016.645603
Perimeter
58164027
Area
1.6276726323852E+14
Altitude
16790508.322801
Surface area
1.6276726323852E+14
Volume
8.588817797316E+20
Height
9139595.0917372