7125 is an odd 4-digits composite number following 7124
and preceding 7126 . In scientific notation, it is written as 7.125 × 10^3.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 3600 positive integers (up to 7125) that are relatively prime to 7125.
7125 has 16 divisors, whose sum is 12480
The reverse of 7125 is 5217
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 15
Digital Root 6
Name
seven thousand one hundred twenty-five
Scientific notation
7.125 × 10^3
Engineering notation
7.125 × 10^3
Prime Factorization
3 × 5 × 25 × 19
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7125
Product of the distinct prime numbers
The prime factorization of 7125 is 3 × 5 × 25 × 19.
Since it has a total of 4 prime factors.
10 , 4 , 21 , 94 , 582 , 821 , 3007 , 5136 , 94347 , 90781 , 553993 , 370878 , 2180265 , 5510315 , 14614997 , 83434552 , 542215643 , 917752143 , 3187836608 , 1444900371
n×2
14250
n×3
21375
n×4
28500
n×5
35625
n÷2
3562.5
n÷3
2375
n÷3
1781.25
n÷5
1425
n2
50765625
n3
361705078125
n4
2577148681640625
n5
1.8362184356689E+19
2 √n
84.409715080671
3 √n
19.242505656384
4 √n
9.1874759907534
5 √n
5.8959931968473
1 , 3 , 5 , 15 , 19 , 25 , 57 , 75 , 95 , 125 , 285 , 375 , 475 , 1425 , 2375 , 7125
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7124
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7125 can be divided by 16 positive divisors.
The sum of these divisors (counting 7125) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101111010101
3
Ternary
100202220
4
Quaternary
1233111
5
Quinary
212000
6
Senary
52553
8
Octal
15725
10
Decimal
7125
12
Duodecimal
4159
16
Hexadecimal
1bd5
20
Vigesimal
hg5
36
Base36
5hx
md5
80f7325fa857de62fafe85f7a30273cb
sha1
6bd0a24278be759ab102821be1cfdd0415b3d73c
sha256
5a21a541e4ca70c515e73d0b9f6fcc9a48cd816dec51ba837a20c65c8fe69047
sha512
70c632d5ee46bcbcbdebaa3607efa527cd56178dbfa96408ee04e6bcea5abe1ce6d4a5c6ab2f38eea42aa0b4f4cbc51b20309d7572eb41b30917ee0e483c6dc5
ripemd-160
8675ed81c6a5aa47454405b6d1956eadb711b6ab
Diameter
14250
Circumference
44767.695313655
Area
159484914.55489
Volume
1515106688271.5
Surface area
637939658.21958
Circumference
44767.695313655
Perimeter
28500
Area
50765625
Diagonal
10076.271631908
Surface area
304593750
Volume
361705078125
Space diagonal
12340.862003928
Perimeter
21375
Area
21982160.444497
Altitude
6170.4310019641
Surface area
21982160.444497
Volume
42627352255.3
Height
3358.7572106361