685688082 is an even 9-digits composite number following 685688081
and preceding 685688083 . In scientific notation, it is written as 6.85688082 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 228562692 positive integers (up to 685688082) that are relatively prime to 685688082.
685688082 has 8 divisors, whose sum is 1371376176
The reverse of 685688082 is 280886586
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred eighty-five million six hundred eighty-eight thousand eighty-two
Scientific notation
6.85688082 × 10^8
Engineering notation
6.85688082 × 10^6
Prime Factorization
2 × 3 × 114281347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
685688082
Product of the distinct prime numbers
The prime factorization of 685688082 is 2 × 3 × 114281347.
Since it has a total of 3 prime factors.
10 , 7 , 71 , 60 , 713 , 673 , 8631 , 4230 , 30360 , 56233 , 711359 , 140998 , 3328605 , 470750 , 72858629 , 98503421 , 207251490 , 998742866 , 443552296 , 1538406300
n×2
1371376164
n×3
2057064246
n×4
2742752328
n×5
3428440410
n÷2
342844041
n÷3
228562694
n÷3
171422020.5
n÷5
137137616.4
n2
470168145796838724
n3
3.2238869410893E+26
n4
2.2105808532204E+35
n5
1.5157689453506E+44
2 √n
26185.646488105
3 √n
881.81104389498
4 √n
161.81979634181
5 √n
58.509356303717
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
-685688081
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 685688082 can be divided by 8 positive divisors.
The sum of these divisors (counting 685688082) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000110111101100010100010010
3
Ternary
1202210020120012220
4
Quaternary
220313230110102
5
Quinary
2401014004312
6
Senary
152012401510
8
Octal
5067542422
10
Decimal
685688082
12
Duodecimal
171776296
16
Hexadecimal
28dec512
20
Vigesimal
ae5b042
36
Base36
bc8ob6
md5
522a195a39961fa663468c3c30c07dad
sha1
99deb1c8fdc9c37512955ff9d1068f52aed597a4
sha256
c7ed56d0fde256a134484837850d079da8dfc9d82b0f987947207c3be6a5aa52
sha512
d2b92fdfa7885a0b7270ac8edc302e6968a26ce2cbee7b39f4fedc56802a98e0e51a3d101bd3bc71af7887be564118f9849175b8a6f605547f27dd232d8d863b
ripemd-160
53cd1a345e65b8ea64af953ffb27a23cce117fba
Diameter
1371376164
Circumference
4308305282.1306
Area
1.4770767927873E+18
Volume
1.3504186040174E+27
Surface area
5.9083071711491E+18
Circumference
4308305282.1306
Perimeter
2742752328
Area
470168145796838724
Diagonal
969709385.12199
Surface area
2821008874781032344
Volume
3.2238869410893E+26
Space diagonal
1187646596.1685
Perimeter
2057064246
Area
2.0358877915514E+17
Altitude
593823298.08423
Surface area
2.0358877915514E+17
Volume
3.7993871963717E+25
Height
323236461.70733