2655 is an odd 4-digits composite number following 2654
and preceding 2656 . In scientific notation, it is written as 2.655 × 10^3.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 1392 positive integers (up to 2655) that are relatively prime to 2655.
2655 has 8 divisors, whose sum is 3840
The reverse of 2655 is 5562
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 18
Digital Root 9
Name
two thousand six hundred fifty-five
Scientific notation
2.655 × 10^3
Engineering notation
2.655 × 10^3
Prime Factorization
3 × 15 × 59
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2655
Product of the distinct prime numbers
The prime factorization of 2655 is 3 × 15 × 59.
Since it has a total of 3 prime factors.
2 , 6 , 34 , 80 , 383 , 455 , 1237 , 1050 , 90797 , 51011 , 345263 , 193726 , 5883704 , 6167403 , 97447591 , 95549671 , 903756985 , 547397513 , 2055738531 , 7405959464
n×2
5310
n×3
7965
n×4
10620
n×5
13275
n÷2
1327.5
n÷3
885
n÷3
663.75
n÷5
531
n2
7049025
n3
18715161375
n4
49688753450625
n5
131923640411409375
2 √n
51.526692111953
3 √n
13.846972886023
4 √n
7.1782095338568
5 √n
4.839638300988
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
-2654
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 2655 can be divided by 8 positive divisors.
The sum of these divisors (counting 2655) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001011111
3
Ternary
10122100
4
Quaternary
221133
5
Quinary
41110
6
Senary
20143
8
Octal
5137
10
Decimal
2655
12
Duodecimal
1653
16
Hexadecimal
a5f
20
Vigesimal
6cf
36
Base36
21r
md5
e0688d13958a19e087e123148555e4b4
sha1
723cbf5c6f107d56fa3dd6462f8f568f12a658dd
sha256
9c55b07c46330c6621ef6b2fea5f2ceb51acb3b7d68258580716e0937d88a47d
sha512
c13bfe63d4026060b76d887b3df3d4e0a72ac610080dcad9753807dc33252797f820e346909c25e077834f5f022bda39518b1350cb994c50167ac63855fa4ab2
ripemd-160
318d78b9ae2b3148bc1d212e23461e62a4331746
Diameter
5310
Circumference
16681.856990562
Area
22145165.154971
Volume
78393884648.597
Surface area
88580660.619883
Circumference
16681.856990562
Perimeter
10620
Area
7049025
Diagonal
3754.7370081006
Surface area
42294150
Volume
18715161375
Space diagonal
4598.5948940954
Perimeter
7965
Area
3052317.3609558
Altitude
2299.2974470477
Surface area
3052317.3609558
Volume
2205602919.8772
Height
1251.5790027002