13185725 is an odd 8-digits composite number following 13185724
and preceding 13185726 . In scientific notation, it is written as 1.3185725 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 9041520 positive integers (up to 13185725) that are relatively prime to 13185725.
13185725 has 12 divisors, whose sum is 18686304
The reverse of 13185725 is 52758131
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirteen million one hundred eighty-five thousand seven hundred twenty-five
Scientific notation
1.3185725 × 10^7
Engineering notation
1.3185725 × 10^6
Prime Factorization
5 × 5 × 7 × 75347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2637145
Product of the distinct prime numbers
The prime factorization of 13185725 is 5 × 5 × 7 × 75347.
Since it has a total of 4 prime factors.
3 , 2 , 74 , 90 , 975 , 311 , 4682 , 5962 , 17331 , 73972 , 583915 , 720380 , 599421 , 6622645 , 93765394 , 3133234 , 722849246 , 303387726 , 5225821901 , 3460789362
n×2
26371450
n×3
39557175
n×4
52742900
n×5
65928625
n÷2
6592862.5
n÷3
4395241.6666667
n÷3
3296431.25
n÷5
2637145
n2
173863343775625
n3
2.2925142386059E+21
n4
3.0228462308841E+28
n5
3.9858419117724E+35
2 √n
3631.2153612806
3 √n
236.24792603836
4 √n
60.259566554038
5 √n
26.54732721088
1 , 5 , 7 , 25 , 35 , 175 , 75347 , 376735 , 527429 , 1883675 , 2637145 , 13185725
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13185724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13185725 can be divided by 12 positive divisors.
The sum of these divisors (counting 13185725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110010010011001010111101
3
Ternary
220210220102012
4
Quaternary
302103022331
5
Quinary
11333420400
6
Senary
1150341005
8
Octal
62231275
10
Decimal
13185725
12
Duodecimal
44ba765
16
Hexadecimal
c932bd
20
Vigesimal
428465
36
Base36
7um65
md5
7473523c8b7d178ba3e91cb11adc962b
sha1
3f20c1728685e87255d43bac3e9b6c1fe96a0c3f
sha256
2f60ec8bb4f99f842b7003d08247040f20e1dd9ca70e92c61f6143f95c03d45d
sha512
c8bd6d010a2656a7ab121543c2f5d8e477b3bbf7d2c91df02b4157af08f16baa565276b267b40d5cae167d15db7fe51e78c87932f9a0b70581dd116e5c368167
ripemd-160
70a4f7d7450d34f62a577bc93a233396fc77b92d
Diameter
26371450
Circumference
82848353.584511
Area
5.4620780353406E+14
Volume
9.6028611870055E+21
Surface area
2.1848312141362E+15
Circumference
82848353.584511
Perimeter
52742900
Area
173863343775625
Diagonal
18647431.124722
Surface area
1043180062653750
Volume
2.2925142386059E+21
Space diagonal
22838345.634631
Perimeter
39557175
Area
75285036248299
Altitude
11419172.817316
Surface area
75285036248299
Volume
2.7017539401415E+20
Height
6215810.3749073