686131331 is an odd 9-digits composite number following 686131330
and preceding 686131332 . In scientific notation, it is written as 6.86131331 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 656299512 positive integers (up to 686131331) that are relatively prime to 686131331.
686131331 has 4 divisors, whose sum is 715963152
The reverse of 686131331 is 133131686
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
six hundred eighty-six million one hundred thirty-one thousand three hundred thirty-one
Scientific notation
6.86131331 × 10^8
Engineering notation
6.86131331 × 10^6
Prime Factorization
23 × 29831797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
686131331
Product of the distinct prime numbers
The prime factorization of 686131331 is 23 × 29831797.
Since it has a total of 2 prime factors.
8 , 4 , 60 , 99 , 870 , 357 , 1427 , 5582 , 55589 , 91585 , 296827 , 339364 , 9038077 , 9854575 , 15640980 , 85901348 , 685267083 , 870958962 , 6820005791 , 5386858402
n×2
1372262662
n×3
2058393993
n×4
2744525324
n×5
3430656655
n÷2
343065665.5
n÷3
228710443.66667
n÷3
171532832.75
n÷5
137226266.2
n2
470776203379831561
n3
3.2301430302813E+26
n4
2.2163023366873E+35
n5
1.5206744721697E+44
2 √n
26194.108707876
3 √n
882.00101252277
4 √n
161.84594127712
5 √n
58.516918783246
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
-686131330
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 686131331 can be divided by 4 positive divisors.
The sum of these divisors (counting 686131331) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000111001011000100010000011
3
Ternary
1202211002002020112
4
Quaternary
220321120202003
5
Quinary
2401122200311
6
Senary
152030101535
8
Octal
5071304203
10
Decimal
686131331
12
Duodecimal
17194a8ab
16
Hexadecimal
28e58883
20
Vigesimal
ae8686b
36
Base36
bci6bn
md5
8ac976e36d11602157799ea36586be33
sha1
ab238ae711cc69c6f85c7b3740e05c461180730b
sha256
b977823f30b7dd00f92aeaf34a0ff206f4d55fd02c1de6a79f79d85096544352
sha512
faa5789e722fe83b7b072e2616baff337acee7dd0a0b5408c190cc66aacfaf75d4e9750dedfc2d6fe9ea7e9783f8ff1dff0e0bb288c953b85e912a6c6b4708f1
ripemd-160
f3933c9aed662139d8a3a1774bef2e4677a89c9a
Diameter
1372262662
Circumference
4311090297.7348
Area
1.478987062023E+18
Volume
1.3530391485301E+27
Surface area
5.9159482480919E+18
Circumference
4311090297.7348
Perimeter
2744525324
Area
470776203379831561
Diagonal
970336233.8693
Surface area
2824657220278989366
Volume
3.2301430302813E+26
Space diagonal
1188414325.9569
Perimeter
2058393993
Area
2.0385207581206E+17
Altitude
594207162.97843
Surface area
2.0385207581206E+17
Volume
3.8067600681906E+25
Height
323445411.28977