3956 is an even 4-digits composite number following 3955
and preceding 3957 . In scientific notation, it is written as 3.956 × 10^3.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 1848 positive integers (up to 3956) that are relatively prime to 3956.
3956 has 12 divisors, whose sum is 7392
The reverse of 3956 is 6593
Previous prime number is 43
Is Prime? no
Number parity even
Number length 4
Sum of Digits 23
Digital Root 5
Name
three thousand nine hundred fifty-six
Scientific notation
3.956 × 10^3
Engineering notation
3.956 × 10^3
Prime Factorization
2 × 2 × 43 × 23
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1978
Product of the distinct prime numbers
The prime factorization of 3956 is 2 × 2 × 43 × 23.
Since it has a total of 4 prime factors.
5 , 4 , 11 , 59 , 971 , 960 , 8299 , 5517 , 48121 , 36392 , 659377 , 879608 , 4803230 , 5373860 , 26712226 , 24580072 , 736593319 , 202980972 , 6404597018 , 5202509569
n×2
7912
n×3
11868
n×4
15824
n×5
19780
n÷2
1978
n÷3
1318.6666666667
n÷3
989
n÷5
791.2
n2
15649936
n3
61911146816
n4
244920496804096
n5
968905485357003776
2 √n
62.896740774066
3 √n
15.815591083332
4 √n
7.9307465458219
5 √n
5.2414476986767
1 , 2 , 4 , 23 , 43 , 46 , 86 , 92 , 172 , 989 , 1978 , 3956
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
-3955
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 3956 can be divided by 12 positive divisors.
The sum of these divisors (counting 3956) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101110100
3
Ternary
12102112
4
Quaternary
331310
5
Quinary
111311
6
Senary
30152
8
Octal
7564
10
Decimal
3956
12
Duodecimal
2358
16
Hexadecimal
f74
20
Vigesimal
9hg
36
Base36
31w
md5
0f3c5d0c3666eec8cd311bec6d878915
sha1
6771f19fca37571e48852af1573f213a8ec530ae
sha256
be63eccb7b3825f0859ad5293b877aaf3c4e936377dd8234b0ec7ef8b043d6ef
sha512
bb131e6e302ebc3fa983189796993a80e8382017efabbae8b1673c3a76c8ea6e4495e1978000459c06a8186e27beb78e47ed13a7d349e0c50d22e42211bba4b8
ripemd-160
f7c62e4a7dd9b0b8edcdde9f80b2c73f6771cd02
Diameter
7912
Circumference
24856.281075202
Area
49165723.96675
Volume
259332805349.95
Surface area
196662895.867
Circumference
24856.281075202
Perimeter
15824
Area
15649936
Diagonal
5594.628852748
Surface area
93899616
Volume
61911146816
Space diagonal
6851.9929947425
Perimeter
11868
Area
6776621.0718003
Altitude
3425.9964973712
Surface area
6776621.0718003
Volume
7296298624.1049
Height
1864.8762842493