425 is an odd 3-digits composite number following 424
and preceding 426 . In scientific notation, it is written as 4.25 × 10^2.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 320 positive integers (up to 425) that are relatively prime to 425.
425 has 4 divisors, whose sum is 468
The reverse of 425 is 524
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 11
Digital Root 2
Name
four hundred twenty-five
Scientific notation
4.25 × 10^2
Engineering notation
4.25 × 10^0
Prime Factorization
25 × 17
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
425
Product of the distinct prime numbers
The prime factorization of 425 is 25 × 17.
Since it has a total of 2 prime factors.
6 , 10 , 27 , 12 , 76 , 968 , 4576 , 5742 , 34484 , 47597 , 254883 , 793021 , 5775020 , 2501170 , 73440628 , 85878890 , 940416205 , 680820050 , 9486524060 , 9366761862
n×2
850
n×3
1275
n×4
1700
n×5
2125
n÷2
212.5
n÷3
141.66666666667
n÷3
106.25
n÷5
85
n2
180625
n3
76765625
n4
32625390625
n5
13865791015625
2 √n
20.615528128088
3 √n
7.5184729810249
4 √n
4.5404325926159
5 √n
3.3548861445089
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 425 can be divided by 4 positive divisors.
The sum of these divisors (counting 425) is 1, the average is 0.25.
Base
System
Value
2
Binary
110101001
3
Ternary
120202
4
Quaternary
12221
5
Quinary
3200
6
Senary
1545
8
Octal
651
10
Decimal
425
12
Duodecimal
2b5
16
Hexadecimal
1a9
20
Vigesimal
115
36
Base36
bt
md5
25b2822c2f5a3230abfadd476e8b04c9
sha1
7a698699a9229b278afa72593214582d739b9bad
sha256
0dfcddb0440e967f05bb68ca09a5e2188b8abc36bfb5b95b83b88be59c42c6e7
sha512
b12a7601716ba96b1451fc31c3849aac8b77e163bc3e0c6f42a5b40a28816b4785e090e1a891e35843b104cdc98a6d6b21201bb4a8687f804c40fe595919687a
ripemd-160
9b9db45fad1c5c7af72f0420a9f584afffe0ef10
Diameter
850
Circumference
2670.3537555513
Area
567450.17305466
Volume
321555098.06431
Surface area
2269800.6922186
Circumference
2670.3537555513
Perimeter
1700
Area
180625
Diagonal
601.04076400857
Surface area
1083750
Volume
76765625
Space diagonal
736.12159321677
Perimeter
1275
Area
78212.919279282
Altitude
368.06079660839
Surface area
78212.919279282
Volume
9046915.6665873
Height
200.34692133619