686404 is an even 6-digits composite number following 686403
and preceding 686405 . In scientific notation, it is written as 6.86404 × 10^5.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 340704 positive integers (up to 686404) that are relatively prime to 686404.
686404 has 12 divisors, whose sum is 1209964
The reverse of 686404 is 404686
Previous prime number is 157
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
six hundred eighty-six thousand four hundred four
Scientific notation
6.86404 × 10^5
Engineering notation
6.86404 × 10^3
Prime Factorization
2 × 2 × 157 × 1093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
343202
Product of the distinct prime numbers
The prime factorization of 686404 is 2 × 2 × 157 × 1093.
Since it has a total of 4 prime factors.
7 , 3 , 52 , 9 , 963 , 974 , 8682 , 3290 , 9442 , 28378 , 214641 , 145215 , 1017547 , 5810352 , 23620442 , 15757443 , 5066855 , 677810413 , 1550124785 , 1151202444
n×2
1372808
n×3
2059212
n×4
2745616
n×5
3432020
n÷2
343202
n÷3
228801.33333333
n÷3
171601
n÷5
137280.8
n2
471150451216
n3
323399554316467264
n4
2.2198274768104E+23
n5
1.5236984593926E+29
2 √n
828.49502110755
3 √n
88.21178329587
4 √n
28.783589440991
5 √n
14.699953506094
1 , 2 , 4 , 157 , 314 , 628 , 1093 , 2186 , 4372 , 171601 , 343202 , 686404
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-686403
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 686404 can be divided by 12 positive divisors.
The sum of these divisors (counting 686404) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10100111100101000100
3
Ternary
1021212120101
4
Quaternary
2213211010
5
Quinary
133431104
6
Senary
22413444
8
Octal
2474504
10
Decimal
686404
12
Duodecimal
291284
16
Hexadecimal
a7944
20
Vigesimal
45g04
36
Base36
epms
md5
f9abbf0c0d42c26e7b73a1eaf61388de
sha1
c0c4e4d2c1bbf665b21017cf526f274af9225247
sha256
34aa4ab970e3fd5d413434dc84fac613c80f1386c114370f463eab4202b63571
sha512
0b9c7ae96afd3e49a13f622678e858ba85a29bdea2e7a1ab1e215c29695ef98258821b06566434cb7138c77e683f40b1d5ac0a6fb8a46adb0d8c07825b5ef5a8
ripemd-160
b310472ca08bbe728dae114ca72fe43bb361da23
Diameter
1372808
Circumference
4312803.5275893
Area
1480162796275.7
Volume
1.3546528853531E+18
Surface area
5920651185102.8
Circumference
4312803.5275893
Perimeter
2745616
Area
471150451216
Diagonal
970721.84606714
Surface area
2826902707296
Volume
323399554316467264
Space diagonal
1188886.6025185
Perimeter
2059212
Area
204014129878.78
Altitude
594443.30125925
Surface area
204014129878.78
Volume
3.8113002981647E+16
Height
323573.94868905