2558 is an even 4-digits composite number following 2557
and preceding 2559 . In scientific notation, it is written as 2.558 × 10^3.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 1278 positive integers (up to 2558) that are relatively prime to 2558.
2558 has 4 divisors, whose sum is 3840
The reverse of 2558 is 8552
Previous prime number is 2
Is Prime? no
Number parity even
Number length 4
Sum of Digits 20
Digital Root 2
Name
two thousand five hundred fifty-eight
Scientific notation
2.558 × 10^3
Engineering notation
2.558 × 10^3
Prime Factorization
2 × 1279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2558
Product of the distinct prime numbers
The prime factorization of 2558 is 2 × 1279.
Since it has a total of 2 prime factors.
2 , 10 , 79 , 24 , 247 , 107 , 2962 , 302 , 6614 , 50091 , 830012 , 137714 , 7299850 , 2029294 , 47203838 , 80281281 , 228380735 , 301472087 , 3521348990 , 2258220905
n×2
5116
n×3
7674
n×4
10232
n×5
12790
n÷2
1279
n÷3
852.66666666667
n÷3
639.5
n÷5
511.6
n2
6543364
n3
16737925112
n4
42815612436496
n5
109522336612556768
2 √n
50.576674465607
3 √n
13.6762441954
4 √n
7.1117279521652
5 √n
4.8037467984498
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
-2557
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 2558 can be divided by 4 positive divisors.
The sum of these divisors (counting 2558) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111111110
3
Ternary
10111202
4
Quaternary
213332
5
Quinary
40213
6
Senary
15502
8
Octal
4776
10
Decimal
2558
12
Duodecimal
1592
16
Hexadecimal
9fe
20
Vigesimal
67i
36
Base36
1z2
md5
2288f691b58edecadcc9a8691762b4fd
sha1
90fe9b9cb22c3a40422ca16382613e0c61f728b6
sha256
a0c12d5078472f31e20796c43ed41b144f955e1e9174915fa6a371a039649dc8
sha512
d2edf87fc08c3d37545601b9887d8e2787feedb1ba072061abc1d10ef719208405c90ba5be3b2c8fb02023d696d05b06ededf84998c14036677c7c0327e7d649
ripemd-160
1769fa205710f4dc82aec653a869d60194168be3
Diameter
5116
Circumference
16072.388015765
Area
20556584.272164
Volume
70111656757.594
Surface area
82226337.088656
Circumference
16072.388015765
Perimeter
10232
Area
6543364
Diagonal
3617.5582925504
Surface area
39260184
Volume
16737925112
Space diagonal
4430.5859657612
Perimeter
7674
Area
2833359.7251043
Altitude
2215.2929828806
Surface area
2833359.7251043
Volume
1972583391.6146
Height
1205.8527641835