2731 is an odd 4-digits prime number following 2730
and preceding 2732 . In scientific notation, it is written as 2.731 × 10^3.
The sum of its digits is 13. It has a total of 1 prime factors and 2 positive divisors.
There are 2730 positive integers (up to 2731) that are relatively prime to 2731.
2731 has 2 divisors, whose sum is 2732
The reverse of 2731 is 1372
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 13
Digital Root 4
Name
two thousand seven hundred thirty-one
Scientific notation
2.731 × 10^3
Engineering notation
2.731 × 10^3
Prime Factorization
2731
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
2731
Product of the distinct prime numbers
The prime factorization of 2731 is 2731.
Since it has a total of 1 prime factors.
3 , 6 , 35 , 52 , 91 , 777 , 5368 , 139 , 91245 , 68621 , 213613 , 431140 , 2765958 , 7810835 , 89959039 , 79254907 , 669423328 , 503157392 , 7212131302 , 3810876727
n×2
5462
n×3
8193
n×4
10924
n×5
13655
n÷2
1365.5
n÷3
910.33333333333
n÷3
682.75
n÷5
546.2
n2
7458361
n3
20368783891
n4
55627148806321
n5
151917743390062651
2 √n
52.258970521816
3 √n
13.977856149922
4 √n
7.2290366247389
5 √n
4.8670335505048
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
2732
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
1366
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
52.268537381488
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9992679355783
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2731 can be divided by 2 positive divisors.
The sum of these divisors (counting 2731) is 2732, the average is 1366.
Base
System
Value
2
Binary
101010101011
3
Ternary
10202011
4
Quaternary
222223
5
Quinary
41411
6
Senary
20351
8
Octal
5253
10
Decimal
2731
12
Duodecimal
16b7
16
Hexadecimal
aab
20
Vigesimal
6gb
36
Base36
23v
md5
08f38e0434442128fab5ead6217ca759
sha1
04b222e8fa01245c24f26bd4e0f2c43e36018c75
sha256
d58144b2c72e6dbb321dac8dfcfa5aa8238b4eab5b8ee6cc947c23a31958b3bf
sha512
862ccb30d7b3e95788bb5c5e4bcff54a267f0a207bbe6ca330dd2b69ffc22632130b255851c1add985db433d5986c2c897cadc0acbf9de5b7fa7846e0893bee2
ripemd-160
37e6496cc00f124016c6ce956f7d89a94691df19
Diameter
5462
Circumference
17159.379073907
Area
23431132.125421
Volume
85320562446.032
Surface area
93724528.501682
Circumference
17159.379073907
Perimeter
10924
Area
7458361
Diagonal
3862.2172388409
Surface area
44750166
Volume
20368783891
Space diagonal
4730.2307554706
Perimeter
8193
Area
3229565.0482976
Altitude
2365.1153777353
Surface area
3229565.0482976
Volume
2400484202.3082
Height
1287.4057462803