679989 is an odd 6-digits composite number following 679988
and preceding 679990 . In scientific notation, it is written as 6.79989 × 10^5.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 453324 positive integers (up to 679989) that are relatively prime to 679989.
679989 has 4 divisors, whose sum is 906656
The reverse of 679989 is 989976
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 48
Digital Root 3
Name
six hundred seventy-nine thousand nine hundred eighty-nine
Scientific notation
6.79989 × 10^5
Engineering notation
6.79989 × 10^3
Prime Factorization
3 × 226663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
679989
Product of the distinct prime numbers
The prime factorization of 679989 is 3 × 226663.
Since it has a total of 2 prime factors.
7 , 2 , 65 , 17 , 784 , 119 , 9543 , 4683 , 71197 , 57056 , 551301 , 197119 , 5049978 , 480326 , 925363 , 33372634 , 336003167 , 893230755 , 9723874757 , 6226649332
n×2
1359978
n×3
2039967
n×4
2719956
n×5
3399945
n÷2
339994.5
n÷3
226663
n÷3
169997.25
n÷5
135997.8
n2
462385040121
n3
314416741046838669
n4
2.137999253277E+23
n5
1.4538159742366E+29
2 √n
824.61445536687
3 √n
87.936119272701
4 √n
28.716100977794
5 √n
14.67237362131
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
-679988
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 679989 can be divided by 4 positive divisors.
The sum of these divisors (counting 679989) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100110000000110101
3
Ternary
1021112202210
4
Quaternary
2212000311
5
Quinary
133224424
6
Senary
22324033
8
Octal
2460065
10
Decimal
679989
12
Duodecimal
289619
16
Hexadecimal
a6035
20
Vigesimal
44jj9
36
Base36
ekol
md5
4ebb0e975f4dcb2d42dd5152d69d75ef
sha1
42cd79583d2d110b65600d82c7269dea6ef66f72
sha256
121ef79c6f91ada8821dfc1a47f44e14ac3f6a93ac09e03892afa93e378b85ac
sha512
511bf63a2aa84b05da6f2016becf6b4c41c67d4d78d2b06be6f0ba232f9f958df81ced6908674e224c31dc81cea83ef9ff2f23c99c91e0c116c4388c863debd7
ripemd-160
cd48fd429d5b44f545c58cd3ddde8480d7c3e8d6
Diameter
1359978
Circumference
4272496.8938437
Area
1452625445174
Volume
1.3170257651179E+18
Surface area
5810501780695.8
Circumference
4272496.8938437
Perimeter
2719956
Area
462385040121
Diagonal
961649.66606452
Surface area
2774310240726
Volume
314416741046838669
Space diagonal
1177775.496588
Perimeter
2039967
Area
200218595537.34
Altitude
588887.74829398
Surface area
200218595537.34
Volume
3.7054368285466E+16
Height
320549.88868817