15194985 is an odd 8-digits composite number following 15194984
and preceding 15194986 . In scientific notation, it is written as 1.5194985 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 7219968 positive integers (up to 15194985) that are relatively prime to 15194985.
15194985 has 16 divisors, whose sum is 21977088
The reverse of 15194985 is 58949151
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifteen million one hundred ninety-four thousand nine hundred eighty-five
Scientific notation
1.5194985 × 10^7
Engineering notation
1.5194985 × 10^6
Prime Factorization
145 × 3 × 13 × 2687
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15194985
Product of the distinct prime numbers
The prime factorization of 15194985 is 145 × 3 × 13 × 2687.
Since it has a total of 4 prime factors.
3 , 9 , 23 , 5 , 313 , 853 , 4675 , 2029 , 4955 , 70752 , 387684 , 272250 , 3718997 , 7194052 , 86940325 , 45658288 , 329557058 , 941972629 , 2391638197 , 1970557667
n×2
30389970
n×3
45584955
n×4
60779940
n×5
75974925
n÷2
7597492.5
n÷3
5064995
n÷3
3798746.25
n÷5
3038997
n2
230887569150225
n3
3.5083331499241E+21
n4
5.33090695881E+28
n5
8.1003051275513E+35
2 √n
3898.0745246852
3 √n
247.6852199904
4 √n
62.434561940365
5 √n
27.311154252798
1 , 3 , 13 , 39 , 145 , 435 , 1885 , 2687 , 5655 , 8061 , 34931 , 104793 , 389615 , 1168845 , 5064995 , 15194985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15194984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15194985 can be divided by 16 positive divisors.
The sum of these divisors (counting 15194985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111101101101101001
3
Ternary
1001120222121020
4
Quaternary
321331231221
5
Quinary
12342214420
6
Senary
1301403053
8
Octal
71755551
10
Decimal
15194985
12
Duodecimal
5109489
16
Hexadecimal
e7db69
20
Vigesimal
4ej795
36
Base36
91oix
md5
eb3c643f60a8748a59670f1bc4a13fce
sha1
156e2dadf1603b1221bae1adbacc19d902fa3a15
sha256
8766aa87c4f371509561920805019ef57e742b9d2dba97131dcff5211441fd2f
sha512
26abb5c729a7c822d624d0f44f665d48d5bb316aa840ab8bde0518ef9f2a58ad510a4122a6ca7baea91fafbc7372b2144ea2878e9853add5a93ba5b4506a84f5
ripemd-160
fad8632c138e8c1edda5c07544b36518737185cf
Diameter
30389970
Circumference
95472906.494814
Area
7.2535469104755E+14
Volume
1.469567153353E+22
Surface area
2.9014187641902E+15
Circumference
95472906.494814
Perimeter
60779940
Area
230887569150225
Diagonal
21488953.867056
Surface area
1385325414901350
Volume
3.5083331499241E+21
Space diagonal
26318486.040247
Perimeter
45584955
Area
99977250151066
Altitude
13159243.020123
Surface area
99977250151066
Volume
4.1346102682882E+20
Height
7162984.6223519