7128045 is an odd 7-digits composite number following 7128044
and preceding 7128046 . In scientific notation, it is written as 7.128045 × 10^6.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 3548160 positive integers (up to 7128045) that are relatively prime to 7128045.
7128045 has 32 divisors, whose sum is 10160640
The reverse of 7128045 is 5408217
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 27
Digital Root 9
Name
seven million one hundred twenty-eight thousand forty-five
Scientific notation
7.128045 × 10^6
Engineering notation
7.128045 × 10^6
Prime Factorization
9 × 5 × 23 × 97 × 71
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7128045
Product of the distinct prime numbers
The prime factorization of 7128045 is 9 × 5 × 23 × 97 × 71.
Since it has a total of 5 prime factors.
1 , 5 , 9 , 27 , 403 , 495 , 4570 , 5761 , 34569 , 10736 , 985616 , 840170 , 7890958 , 8445306 , 27655222 , 76127595 , 162781721 , 372235184 , 4982778597 , 4152764676
n×2
14256090
n×3
21384135
n×4
28512180
n×5
35640225
n÷2
3564022.5
n÷3
2376015
n÷3
1782011.25
n÷5
1425609
n2
50809025522025
n3
3.6216902032714E+20
n4
2.5815570744978E+27
n5
1.8401454997089E+34
2 √n
2669.8398828394
3 √n
192.45246479061
4 √n
51.670493348133
5 √n
23.474377619203
1 , 5 , 9 , 23 , 45 , 71 , 97 , 115 , 207 , 355 , 485 , 639 , 873 , 1035 , 1633 , 2231 , 3195 , 4365 , 6887 , 8165 , 11155 , 14697 , 20079 , 34435 , 61983 , 73485 , 100395 , 158401 , 309915 , 792005 , 1425609 , 7128045
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7128044
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7128045 can be divided by 32 positive divisors.
The sum of these divisors (counting 7128045) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11011001100001111101101
3
Ternary
111102010211200
4
Quaternary
123030033231
5
Quinary
3311044140
6
Senary
412440113
8
Octal
33141755
10
Decimal
7128045
12
Duodecimal
2479039
16
Hexadecimal
6cc3ed
20
Vigesimal
24b025
36
Base36
48s19
md5
dca72e5691bf14e88da669f81b69c9d8
sha1
fbee5dab54cd2bab54a4bcdfd519c2094013c8b2
sha256
a513d532192895324ea2474576dbec0ab9ce331535b133ffbc791d2d819fe9c5
sha512
6fbff6dc632f0bd073aa597eb774b5a7d1b7877af6cdba75a3bb9d0676539ec83d3c2c73feaa5ee9c7e89c0deab386c51dd0ae353cc19c5d313f29f4d1415b33
ripemd-160
64e886c4885b3aa6405997df909e88fb0d2808bd
Diameter
14256090
Circumference
44786827.612915
Area
1.5962126131605E+14
Volume
1.5170500448234E+21
Surface area
6.384850452642E+14
Circumference
44786827.612915
Perimeter
28512180
Area
50809025522025
Diagonal
10080577.912206
Surface area
304854153132150
Volume
3.6216902032714E+20
Space diagonal
12346136.098637
Perimeter
21384135
Area
22000953421803
Altitude
6173068.0493186
Surface area
22000953421803
Volume
4.2682028368169E+19
Height
3360192.6374019