13256687 is an odd 8-digits composite number following 13256686
and preceding 13256688 . In scientific notation, it is written as 1.3256687 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12988800 positive integers (up to 13256687) that are relatively prime to 13256687.
13256687 has 8 divisors, whose sum is 13526832
The reverse of 13256687 is 78665231
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million two hundred fifty-six thousand six hundred eighty-seven
Scientific notation
1.3256687 × 10^7
Engineering notation
1.3256687 × 10^6
Prime Factorization
821 × 67 × 241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13256687
Product of the distinct prime numbers
The prime factorization of 13256687 is 821 × 67 × 241.
Since it has a total of 3 prime factors.
6 , 5 , 30 , 40 , 748 , 612 , 6048 , 6064 , 74846 , 88034 , 859968 , 729695 , 17728 , 2878018 , 99083809 , 92711660 , 543842057 , 487092262 , 1724273805 , 4618812010
n×2
26513374
n×3
39770061
n×4
53026748
n×5
66283435
n÷2
6628343.5
n÷3
4418895.6666667
n÷3
3314171.75
n÷5
2651337.4
n2
175739750215969
n3
2.3297268620713E+21
n4
3.0884459805971E+28
n5
4.0942561681184E+35
2 √n
3640.9733588699
3 √n
236.67097547755
4 √n
60.340478609884
5 √n
26.575840002221
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13256686
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13256687 can be divided by 8 positive divisors.
The sum of these divisors (counting 13256687) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010100100011111101111
3
Ternary
220221111202102
4
Quaternary
302210133233
5
Quinary
11343203222
6
Senary
1152045315
8
Octal
62443757
10
Decimal
13256687
12
Duodecimal
453383b
16
Hexadecimal
ca47ef
20
Vigesimal
42h1e7
36
Base36
7w4xb
md5
b6c161ea6f6c2a8cfdc53cd4893b2dea
sha1
f84ee144472e6b9daff68e936821627bfe0f4e15
sha256
f80b6f9792e8d5dbd845f49a141e89b0661ffe655704c8e6e14177bac7cdfac3
sha512
b603a79a739d88dde6674e1139b3a633fb94fedb1e3a32db408d97185116c948883eeed7c277d6230bcfab6baca71702527cfdc78223872d0e4f5b8196538457
ripemd-160
f87e400cd424bcaefa0ad5b92d4dad9eb30dc6a8
Diameter
26513374
Circumference
83294220.980279
Area
5.5210270822219E+14
Volume
9.7587370596719E+21
Surface area
2.2084108328888E+15
Circumference
83294220.980279
Perimeter
53026748
Area
175739750215969
Diagonal
18747786.547535
Surface area
1054438501295814
Volume
2.3297268620713E+21
Space diagonal
22961255.424038
Perimeter
39770061
Area
76097544070880
Altitude
11480627.712019
Surface area
76097544070880
Volume
2.7456094374718E+20
Height
6249262.1825117