688989825 is an odd 9-digits composite number following 688989824
and preceding 688989826 . In scientific notation, it is written as 6.88989825 × 10^8.
The sum of its digits is 63. It has a total of 4 prime factors and 12 positive divisors.
There are 367461120 positive integers (up to 688989825) that are relatively prime to 688989825.
688989825 has 12 divisors, whose sum is 1035016164
The reverse of 688989825 is 528989886
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 63
Digital Root 9
Name
six hundred eighty-eight million nine hundred eighty-nine thousand eight hundred twenty-five
Scientific notation
6.88989825 × 10^8
Engineering notation
6.88989825 × 10^6
Prime Factorization
3 × 3 × 25 × 3062177
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
229663275
Product of the distinct prime numbers
The prime factorization of 688989825 is 3 × 3 × 25 × 3062177.
Since it has a total of 4 prime factors.
8 , 6 , 84 , 24 , 995 , 80 , 9257 , 7587 , 91190 , 98265 , 935149 , 514023 , 1788224 , 6553177 , 79613219 , 98946688 , 17394878 , 288532789 , 1376235267 , 6562510116
n×2
1377979650
n×3
2066969475
n×4
2755959300
n×5
3444949125
n÷2
344494912.5
n÷3
229663275
n÷3
172247456.25
n÷5
137797965
n2
474706978953530625
n3
3.2706827835547E+26
n4
2.2534671586719E+35
n5
1.5526159432966E+44
2 √n
26248.615677784
3 √n
883.22415129319
4 √n
162.01424529276
5 √n
58.565595239885
1 , 3 , 9 , 25 , 75 , 225 , 3062177 , 9186531 , 27559593 , 76554425 , 229663275 , 688989825
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
-688989824
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 688989825 can be divided by 12 positive divisors.
The sum of these divisors (counting 688989825) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101001000100010010011010000001
3
Ternary
1210000110022100200
4
Quaternary
221010102122001
5
Quinary
2402340133300
6
Senary
152211235413
8
Octal
5104223201
10
Decimal
688989825
12
Duodecimal
1728a8b69
16
Hexadecimal
29112681
20
Vigesimal
af63eb5
36
Base36
be7fy9
md5
c1c847a7f19e2fcdff98b4a8cc6938cb
sha1
aef6500148045fcbd746d5936a42845cf1566b32
sha256
edc731fb7f314e1e37e619dc309321e2a61f3ae647784117684aa12322af4716
sha512
629036ff12e8ec62a98c8d1c2e386f94fa0c2f47b8f254a317d4f9632261a4ad5293f57368d50eca891f2d80f58cf297b3a158cbecd7b35eb408ddf7e2b04d36
ripemd-160
577c170556a246715429c72299fc672a8ba79447
Diameter
1377979650
Circumference
4329050745.2362
Area
1.4913359576882E+18
Volume
1.3700204006717E+27
Surface area
5.9653438307529E+18
Circumference
4329050745.2362
Perimeter
2755959300
Area
474706978953530625
Diagonal
974378754.85207
Surface area
2848241873721183750
Volume
3.2706827835547E+26
Space diagonal
1193365382.798
Perimeter
2066969475
Area
2.0555415156376E+17
Altitude
596682691.39899
Surface area
2.0555415156376E+17
Volume
3.8545366256027E+25
Height
324792918.28402