6656 is an even 4-digits composite number following 6655
and preceding 6657 . In scientific notation, it is written as 6.656 × 10^3.
The sum of its digits is 23. It has a total of 10 prime factors and 20 positive divisors.
There are 3072 positive integers (up to 6656) that are relatively prime to 6656.
6656 has 20 divisors, whose sum is 14322
The reverse of 6656 is 6566
Previous prime number is 2
Is Prime? no
Number parity even
Number length 4
Sum of Digits 23
Digital Root 5
Name
six thousand six hundred fifty-six
Scientific notation
6.656 × 10^3
Engineering notation
6.656 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
10
Total number of prime factors
rad
Radical
26
Product of the distinct prime numbers
The prime factorization of 6656 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13.
Since it has a total of 10 prime factors.
7 , 7 , 30 , 98 , 721 , 379 , 10 , 9912 , 91944 , 41061 , 42346 , 301120 , 7689089 , 3518450 , 62293425 , 27902450 , 632512271 , 780865356 , 9110549079 , 9094885196
n×2
13312
n×3
19968
n×4
26624
n×5
33280
n÷2
3328
n÷3
2218.6666666667
n÷3
1664
n÷5
1331.2
n2
44302336
n3
294876348416
n4
1962696975056896
n5
1.3063711065979E+19
2 √n
81.584312217485
3 √n
18.810677501766
4 √n
9.0324034574129
5 √n
5.816244604404
1 , 2 , 4 , 8 , 13 , 16 , 26 , 32 , 52 , 64 , 104 , 128 , 208 , 256 , 416 , 512 , 832 , 1664 , 3328 , 6656
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6655
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6656 can be divided by 20 positive divisors.
The sum of these divisors (counting 6656) is 1, the average is 0.05.
Base
System
Value
2
Binary
1101000000000
3
Ternary
100010112
4
Quaternary
1220000
5
Quinary
203111
6
Senary
50452
8
Octal
15000
10
Decimal
6656
12
Duodecimal
3a28
16
Hexadecimal
1a00
20
Vigesimal
gcg
36
Base36
54w
md5
a16f3a5bda35f1de87328623f0a1711f
sha1
cfbcae00c5dc813174c7be395326b89d288e8188
sha256
0fd688a63532750bf141b1a85117bdb5d4ff5c77d7533fe4df1ad0bfffa1e1ea
sha512
bd643bed2cdc71bc93b3717fc7d65e73db1a158d6ac1c2ed307ff025f9a7ad64f151d0fb6a68b62c42bd8c21b69da89df42920a6b11a0554e9b22e8663249c8e
ripemd-160
d86fda13a3763cba9bafa43d624760a11d660881
Diameter
13312
Circumference
41820.881404587
Area
139179893.31447
Volume
1235175159868.1
Surface area
556719573.25787
Circumference
41820.881404587
Perimeter
26624
Area
44302336
Diagonal
9413.0054711553
Surface area
265814016
Volume
294876348416
Space diagonal
11528.530175178
Perimeter
19968
Area
19183474.211497
Altitude
5764.2650875892
Surface area
19183474.211497
Volume
34751510929.413
Height
3137.6684903851