131857 is an odd 6-digits composite number following 131856
and preceding 131858 . In scientific notation, it is written as 1.31857 × 10^5.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 119860 positive integers (up to 131857) that are relatively prime to 131857.
131857 has 4 divisors, whose sum is 143856
The reverse of 131857 is 758131
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred thirty-one thousand eight hundred fifty-seven
Scientific notation
1.31857 × 10^5
Engineering notation
1.31857 × 10^3
Prime Factorization
11 × 11987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131857
Product of the distinct prime numbers
The prime factorization of 131857 is 11 × 11987.
Since it has a total of 2 prime factors.
5 , 4 , 48 , 76 , 492 , 82 , 9431 , 1885 , 65757 , 84569 , 734192 , 732695 , 8590767 , 7672096 , 31262876 , 49612963 , 272080498 , 159070009 , 1425911895 , 1100217923
n×2
263714
n×3
395571
n×4
527428
n×5
659285
n÷2
65928.5
n÷3
43952.333333333
n÷3
32964.25
n÷5
26371.4
n2
17386268449
n3
2292501198879793
n4
3.0228233058069E+20
n5
3.9858041263378E+25
2 √n
363.12119189053
3 √n
50.898040563084
4 √n
19.055739080144
5 √n
10.568677314056
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
-131856
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 131857 can be divided by 4 positive divisors.
The sum of these divisors (counting 131857) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000001100010001
3
Ternary
20200212121
4
Quaternary
200030101
5
Quinary
13204412
6
Senary
2454241
8
Octal
401421
10
Decimal
131857
12
Duodecimal
64381
16
Hexadecimal
20311
20
Vigesimal
g9ch
36
Base36
2tqp
md5
ad1ef762aa137aaa79f358cd6f9a0903
sha1
1d3d293745ffc791632f29b882fad0c577b89e25
sha256
0a3812f20b134f93a48efac0be62a276c5a1db65fc9850bd5415471178d51e65
sha512
59284dd8b21ed31f30242e3962e5a2684536682c74bb70b36fca80b5288ddfb0ac264515156d7a5df42537b1d9e24fa182612afff7f2ddad266e60af655ff93c
ripemd-160
be344eb47fca7aa56925df8bfd212fa014db3719
Diameter
263714
Circumference
828481.96504878
Area
54620573232.718
Volume
9.6028065663287E+15
Surface area
218482292930.87
Circumference
828481.96504878
Perimeter
527428
Area
17386268449
Diagonal
186473.95769383
Surface area
104317610694
Volume
2292501198879793
Space diagonal
228383.02333361
Perimeter
395571
Area
7528475076.9249
Altitude
114191.5116668
Surface area
7528475076.9249
Volume
2.701738572677E+14
Height
62157.985897943