13281605 is an odd 8-digits composite number following 13281604
and preceding 13281606 . In scientific notation, it is written as 1.3281605 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 10625280 positive integers (up to 13281605) that are relatively prime to 13281605.
13281605 has 4 divisors, whose sum is 15937932
The reverse of 13281605 is 50618231
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirteen million two hundred eighty-one thousand six hundred five
Scientific notation
1.3281605 × 10^7
Engineering notation
1.3281605 × 10^6
Prime Factorization
5 × 2656321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13281605
Product of the distinct prime numbers
The prime factorization of 13281605 is 5 × 2656321.
Since it has a total of 2 prime factors.
3 , 7 , 26 , 91 , 26 , 52 , 3766 , 8980 , 40453 , 12952 , 140421 , 46172 , 1028191 , 6302169 , 80971091 , 88291358 , 573676500 , 567925433 , 4543394511 , 2752353140
n×2
26563210
n×3
39844815
n×4
53126420
n×5
66408025
n÷2
6640802.5
n÷3
4427201.6666667
n÷3
3320401.25
n÷5
2656321
n2
176401031376025
n3
2.342888820329E+21
n4
3.1117323870525E+28
n5
4.1328800430539E+35
2 √n
3644.393639551
3 √n
236.81916927124
4 √n
60.36881346814
5 √n
26.585823181975
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
-13281604
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 13281605 can be divided by 4 positive divisors.
The sum of these divisors (counting 13281605) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010101010100101000101
3
Ternary
220222202221022
4
Quaternary
302222211011
5
Quinary
11400002410
6
Senary
1152400525
8
Octal
62524505
10
Decimal
13281605
12
Duodecimal
4546145
16
Hexadecimal
caa945
20
Vigesimal
430405
36
Base36
7wo5h
md5
1883cdad0ce899d13b2459ed8b58c163
sha1
a93fbc709f5eca7d60d682138eb892d7502f6ea6
sha256
45d835c2ca4cbd15feaa06a187a3b23105b45518034e61b877c3b3de759bcb16
sha512
d1e5e312513882ffe0703146eec7059f6058012daaff8660161b25750c1c831bb2a4f108e2fa08f05be8aa88a9442adda18f1f963fb182226eaf73a3cbf4da93
ripemd-160
73e224c025785a94879715531c839f75596c3347
Diameter
26563210
Circumference
83450785.391763
Area
5.5418018425658E+14
Volume
9.8138697414975E+21
Surface area
2.2167207370263E+15
Circumference
83450785.391763
Perimeter
53126420
Area
176401031376025
Diagonal
18783025.921082
Surface area
1058406188256150
Volume
2.342888820329E+21
Space diagonal
23004414.666061
Perimeter
39844815
Area
76383887212707
Altitude
11502207.33303
Surface area
76383887212707
Volume
2.7611209540346E+20
Height
6261008.6403608