7128908 is an even 7-digits composite number following 7128907
and preceding 7128909 . In scientific notation, it is written as 7.128908 × 10^6.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 3558432 positive integers (up to 7128908) that are relatively prime to 7128908.
7128908 has 12 divisors, whose sum is 12496680
The reverse of 7128908 is 8098217
Previous prime number is 809
Is Prime? no
Number parity even
Number length 7
Sum of Digits 35
Digital Root 8
Name
seven million one hundred twenty-eight thousand nine hundred eight
Scientific notation
7.128908 × 10^6
Engineering notation
7.128908 × 10^6
Prime Factorization
2 × 2 × 809 × 2203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3564454
Product of the distinct prime numbers
The prime factorization of 7128908 is 2 × 2 × 809 × 2203.
Since it has a total of 4 prime factors.
10 , 8 , 15 , 95 , 96 , 254 , 6993 , 4415 , 2599 , 67957 , 55458 , 248189 , 4114370 , 5724476 , 65405629 , 89049936 , 34684439 , 922789741 , 7303292470 , 1939970962
n×2
14257816
n×3
21386724
n×4
28515632
n×5
35644540
n÷2
3564454
n÷3
2376302.6666667
n÷3
1782227
n÷5
1425781.6
n2
50821329272464
n3
3.623005808211E+20
n4
2.5828075090202E+27
n5
1.8412597113514E+34
2 √n
2670.0014981269
3 √n
192.46023128548
4 √n
51.672057227547
5 √n
23.474946005257
1 , 2 , 4 , 809 , 1618 , 2203 , 3236 , 4406 , 8812 , 1782227 , 3564454 , 7128908
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
-7128907
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 7128908 can be divided by 12 positive divisors.
The sum of these divisors (counting 7128908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11011001100011101001100
3
Ternary
111102012000122
4
Quaternary
123030131030
5
Quinary
3311111113
6
Senary
412444112
8
Octal
33143514
10
Decimal
7128908
12
Duodecimal
2479638
16
Hexadecimal
6cc74c
20
Vigesimal
24b258
36
Base36
48sp8
md5
0c2a7772b12f864e8cb2a08e480fa9ad
sha1
22314b7bcd8173c2820a723c58f406a4277d8043
sha256
bba683d0706271b0e7c43c35890d0e48f5b6c3a4781cbc80a32c2afb3bce9181
sha512
742a03b335cede95dc766d69f443bbafb1d8c85742158b7b788b848f278cf93c636e97794d738acd9d86c3c6af9f2c4c9b24746c0e3e3c5d3e39787a42cf0d25
ripemd-160
f37ed35e205970477cdb1cb2900a892a4e5bf30b
Diameter
14257816
Circumference
44792250.001835
Area
1.5965991468804E+14
Volume
1.5176011241319E+21
Surface area
6.3863965875216E+14
Circumference
44792250.001835
Perimeter
28515632
Area
50821329272464
Diagonal
10081798.37851
Surface area
304927975634784
Volume
3.623005808211E+20
Space diagonal
12347630.858484
Perimeter
21386724
Area
22006281102024
Altitude
6173815.4292421
Surface area
22006281102024
Volume
4.2697532921071E+19
Height
3360599.4595034