2566 is an even 4-digits composite number following 2565
and preceding 2567 . In scientific notation, it is written as 2.566 × 10^3.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 1282 positive integers (up to 2566) that are relatively prime to 2566.
2566 has 4 divisors, whose sum is 3852
The reverse of 2566 is 6652
Previous prime number is 2
Is Prime? no
Number parity even
Number length 4
Sum of Digits 19
Digital Root 1
Name
two thousand five hundred sixty-six
Scientific notation
2.566 × 10^3
Engineering notation
2.566 × 10^3
Prime Factorization
2 × 1283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2566
Product of the distinct prime numbers
The prime factorization of 2566 is 2 × 1283.
Since it has a total of 2 prime factors.
8 , 3 , 11 , 70 , 920 , 95 , 8737 , 4285 , 6341 , 66689 , 960822 , 55808 , 9564530 , 8080853 , 20732431 , 64743652 , 541600022 , 960925384 , 6847072094 , 4865086241
n×2
5132
n×3
7698
n×4
10264
n×5
12830
n÷2
1283
n÷3
855.33333333333
n÷3
641.5
n÷5
513.2
n2
6584356
n3
16895457496
n4
43353743934736
n5
111245706936532576
2 √n
50.655700567656
3 √n
13.690486584443
4 √n
7.1172818243804
5 √n
4.8067477358521
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
-2565
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 2566 can be divided by 4 positive divisors.
The sum of these divisors (counting 2566) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000000110
3
Ternary
10112001
4
Quaternary
220012
5
Quinary
40231
6
Senary
15514
8
Octal
5006
10
Decimal
2566
12
Duodecimal
159a
16
Hexadecimal
a06
20
Vigesimal
686
36
Base36
1za
md5
42fe880812925e520249e808937738d2
sha1
bcd6b053f39a7428e6157dc0574980132111a7a5
sha256
00c08d89fea3949876a591af017b09ccb7efa99c42117fa70780f9733164d608
sha512
d69e92585efd3064be101d714e8c45021fc49f389acc2fa2ea13e551a156d85040a91d218e91b93ad043dff689dd7ecaedec15a9dc2fd6a686aed293da07903e
ripemd-160
b3dc58b239f49ec71cc290a06911c5348a10d42a
Diameter
5132
Circumference
16122.653498223
Area
20685364.43822
Volume
70771526864.63
Surface area
82741457.75288
Circumference
16122.653498223
Perimeter
10264
Area
6584356
Diagonal
3628.8720010494
Surface area
39506136
Volume
16895457496
Space diagonal
4444.4423722217
Perimeter
7698
Area
2851109.7817802
Altitude
2222.2211861109
Surface area
2851109.7817802
Volume
1991148761.1118
Height
1209.6240003498