13287557 is an odd 8-digits composite number following 13287556
and preceding 13287558 . In scientific notation, it is written as 1.3287557 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 12393472 positive integers (up to 13287557) that are relatively prime to 13287557.
13287557 has 4 divisors, whose sum is 13296396
The reverse of 13287557 is 75578231
Previous prime number is 1921
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirteen million two hundred eighty-seven thousand five hundred fifty-seven
Scientific notation
1.3287557 × 10^7
Engineering notation
1.3287557 × 10^6
Prime Factorization
1921 × 6917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13287557
Product of the distinct prime numbers
The prime factorization of 13287557 is 1921 × 6917.
Since it has a total of 2 prime factors.
1 , 5 , 75 , 49 , 382 , 228 , 3886 , 2599 , 75352 , 87044 , 487373 , 92213 , 4615987 , 1889248 , 92366116 , 69671875 , 787695121 , 438421826 , 4783883149 , 601586136
n×2
26575114
n×3
39862671
n×4
53150228
n×5
66437785
n÷2
6643778.5
n÷3
4429185.6666667
n÷3
3321889.25
n÷5
2657511.4
n2
176559171028249
n3
2.3460400489106E+21
n4
3.1173140874182E+28
n5
4.1421488623473E+35
2 √n
3645.2101448339
3 √n
236.85453992588
4 √n
60.375575730869
5 √n
26.588205581723
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
-13287556
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 13287557 can be divided by 4 positive divisors.
The sum of these divisors (counting 13287557) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010101100000010000101
3
Ternary
221000002002202
4
Quaternary
302230002011
5
Quinary
11400200212
6
Senary
1152444245
8
Octal
62540205
10
Decimal
13287557
12
Duodecimal
4549685
16
Hexadecimal
cac085
20
Vigesimal
430ihh
36
Base36
7wsqt
md5
a1b5e999bb872cc6526bcb435338c55d
sha1
14769fa5499b39fe49ee49b80b94f6f41451f997
sha256
faae33cecbe383807d2d4f7e2f0eb3bcd72a170ea4a9044b8a5a65f75377eb7c
sha512
fbc9064c69a211eaa9208548cf541b18b4861353ce437e0a313c3aa54c4bdeb563e83e6d514b0d649cb4223726ea6bdc3902d357d0a202017103b1d5ce9aedfc
ripemd-160
125d7d982ec9a7f9d15c547941fe99d9361ed2b5
Diameter
26575114
Circumference
83488182.910711
Area
5.5467699462625E+14
Volume
9.8270695769133E+21
Surface area
2.218707978505E+15
Circumference
83488182.910711
Perimeter
53150228
Area
176559171028249
Diagonal
18791443.320206
Surface area
1059355026169494
Volume
2.3460400489106E+21
Space diagonal
23014723.832467
Perimeter
39862671
Area
76452363690793
Altitude
11507361.916234
Surface area
76452363690793
Volume
2.7648347125332E+20
Height
6263814.4400685