975 is an odd 3-digits composite number following 974
and preceding 976 . In scientific notation, it is written as 9.75 × 10^2.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 480 positive integers (up to 975) that are relatively prime to 975.
975 has 8 divisors, whose sum is 1344
The reverse of 975 is 579
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 21
Digital Root 3
Name
nine hundred seventy-five
Scientific notation
9.75 × 10^2
Engineering notation
9.75 × 10^0
Prime Factorization
15 × 5 × 13
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
975
Product of the distinct prime numbers
The prime factorization of 975 is 15 × 5 × 13.
Since it has a total of 3 prime factors.
9 , 2 , 35 , 57 , 196 , 589 , 3485 , 6608 , 19211 , 48862 , 184830 , 731511 , 4005210 , 7315510 , 46953978 , 23296394 , 357808591 , 76926198 , 9023799169 , 2600423558
n×2
1950
n×3
2925
n×4
3900
n×5
4875
n÷2
487.5
n÷3
325
n÷3
243.75
n÷5
195
n2
950625
n3
926859375
n4
903687890625
n5
881095693359375
2 √n
31.224989991992
3 √n
9.9159624134039
4 √n
5.5879325328776
5 √n
3.9609642543536
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-974
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 975 can be divided by 8 positive divisors.
The sum of these divisors (counting 975) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111001111
3
Ternary
1100010
4
Quaternary
33033
5
Quinary
12400
6
Senary
4303
8
Octal
1717
10
Decimal
975
12
Duodecimal
693
16
Hexadecimal
3cf
20
Vigesimal
28f
36
Base36
r3
md5
92977ae4d2ba21425a59afb269c2a14e
sha1
7698330419d7539e743e9f4985411faf76e64261
sha256
0aa598c735f77296910c9b61658e9411d38061dc817b9e35b5ea4867d83f7603
sha512
87449e7d385d2658021325a06844f96483beea503d82f454d295c6d6baa0b4baf03de17dfb94ddc0e83d9c125aba68a6136779e504d3fde90eb58c6a21547439
ripemd-160
22669f409e30ce250337d45987d50e386370ad6a
Diameter
1950
Circumference
6126.1056745001
Area
2986476.5163188
Volume
3882419471.2144
Surface area
11945906.065275
Circumference
6126.1056745001
Perimeter
3900
Area
950625
Diagonal
1378.8582233138
Surface area
5703750
Volume
926859375
Space diagonal
1688.7495373797
Perimeter
2925
Area
411632.69973629
Altitude
844.37476868983
Surface area
411632.69973629
Volume
109231424.87814
Height
459.61940777126