689908085 is an odd 9-digits composite number following 689908084
and preceding 689908086 . In scientific notation, it is written as 6.89908085 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 550287360 positive integers (up to 689908085) that are relatively prime to 689908085.
689908085 has 8 divisors, whose sum is 830348376
The reverse of 689908085 is 580809986
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
six hundred eighty-nine million nine hundred eight thousand eighty-five
Scientific notation
6.89908085 × 10^8
Engineering notation
6.89908085 × 10^6
Prime Factorization
5 × 337 × 409441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
689908085
Product of the distinct prime numbers
The prime factorization of 689908085 is 5 × 337 × 409441.
Since it has a total of 3 prime factors.
1 , 6 , 5 , 25 , 292 , 381 , 5215 , 4477 , 35478 , 58176 , 911110 , 661748 , 4385146 , 2580874 , 32099425 , 4295515 , 537001967 , 493992399 , 7023118418 , 1491949939
n×2
1379816170
n×3
2069724255
n×4
2759632340
n×5
3449540425
n÷2
344954042.5
n÷3
229969361.66667
n÷3
172477021.25
n÷5
137981617
n2
475973165748367225
n3
3.2837773529284E+26
n4
2.2655045451252E+35
n5
1.5629899022861E+44
2 √n
26266.101442734
3 √n
883.61635320146
4 √n
162.06819997376
5 √n
58.581197733529
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
-689908084
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 689908085 can be divided by 8 positive divisors.
The sum of these divisors (counting 689908085) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001000111110010100101110101
3
Ternary
1210002011221222022
4
Quaternary
221013302211311
5
Quinary
2403104024320
6
Senary
152243042525
8
Octal
5107624565
10
Decimal
689908085
12
Duodecimal
173070445
16
Hexadecimal
291f2975
20
Vigesimal
afbia45
36
Base36
ber4hh
md5
e7d39a77bcbeb67d36f43b6c995f3360
sha1
e0e23eb3be460c02ff8211e1bc4a248bdfe24cc1
sha256
23752394b703c29a68bd3c88d6efba35a4271e1ee7ea43f7a5f1f3a2db88ec5f
sha512
117d111a7d6f55add72d9d7ecb9d578b3f38d89618a06f7e736dc19f06c0f097108e05515ccf15b2424afd13e3c70e9a33bc16ad00c5550f38f8dfa305eee563
ripemd-160
073ae498a0820a663396e871dec9390b18160974
Diameter
1379816170
Circumference
4334820342.9764
Area
1.4953138008209E+18
Volume
1.3755054410646E+27
Surface area
5.9812552032838E+18
Circumference
4334820342.9764
Perimeter
2759632340
Area
475973165748367225
Diagonal
975677370.59785
Surface area
2855838994490203350
Volume
3.2837773529284E+26
Space diagonal
1194955855.7725
Perimeter
2069724255
Area
2.0610242652889E+17
Altitude
597477927.88627
Surface area
2.0610242652889E+17
Volume
3.8699687236042E+25
Height
325225790.19928