2281 is an odd 4-digits prime number following 2280
and preceding 2282 . In scientific notation, it is written as 2.281 × 10^3.
The sum of its digits is 13. It has a total of 1 prime factors and 2 positive divisors.
There are 2280 positive integers (up to 2281) that are relatively prime to 2281.
2281 has 2 divisors, whose sum is 2282
The reverse of 2281 is 1822
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 13
Digital Root 4
Name
two thousand two hundred eighty-one
Scientific notation
2.281 × 10^3
Engineering notation
2.281 × 10^3
Prime Factorization
2281
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
2281
Product of the distinct prime numbers
The prime factorization of 2281 is 2281.
Since it has a total of 1 prime factors.
8 , 6 , 26 , 8 , 446 , 937 , 4763 , 4133 , 4937 , 45528 , 715168 , 938845 , 8892194 , 7610124 , 48944635 , 25457688 , 727978998 , 425040773 , 9767305659 , 5789855440
n×2
4562
n×3
6843
n×4
9124
n×5
11405
n÷2
1140.5
n÷3
760.33333333333
n÷3
570.25
n÷5
456.2
n2
5202961
n3
11867954041
n4
27070803167521
n5
61748502025115401
2 √n
47.759815745038
3 √n
13.163612672731
4 √n
6.9108476864302
5 √n
4.6948860621678
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
2282
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
1141
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
47.770283649985
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9991235758107
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2281 can be divided by 2 positive divisors.
The sum of these divisors (counting 2281) is 2282, the average is 1141.
Base
System
Value
2
Binary
100011101001
3
Ternary
10010111
4
Quaternary
203221
5
Quinary
33111
6
Senary
14321
8
Octal
4351
10
Decimal
2281
12
Duodecimal
13a1
16
Hexadecimal
8e9
20
Vigesimal
5e1
36
Base36
1rd
md5
0f46c64b74a6c964c674853a89796c8e
sha1
02cbcb76348e2688dc6bddf8007fa8b871eafb30
sha256
cc30b5886e1f478d3cc5cef8a7f2aa22ab4a5dbf7b0d39fb96a3449817e502c8
sha512
afbf492a0762b704fb76305014ca2669b15c2a0a44a265f9fbc9f82b2ccc762e2ebddea66ac75c35f01960da3a8c927ee6a622c8f2a4caee76607717cd848e34
ripemd-160
ab0ac9c4b21d3a7717cf1ffba7c004ddf9e44101
Diameter
4562
Circumference
14331.945685677
Area
16345584.054514
Volume
49712369637.796
Surface area
65382336.218057
Circumference
14331.945685677
Perimeter
9124
Area
5202961
Diagonal
3225.821135773
Surface area
31217766
Volume
11867954041
Space diagonal
3950.8078920646
Perimeter
6843
Area
2252948.2004498
Altitude
1975.4039460323
Surface area
2252948.2004498
Volume
1398651796.8669
Height
1075.2737119243