28552018 is an even 8-digits composite number following 28552017
and preceding 28552019 . In scientific notation, it is written as 2.8552018 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 12927600 positive integers (up to 28552018) that are relatively prime to 28552018.
28552018 has 16 divisors, whose sum is 46903680
The reverse of 28552018 is 81025582
Previous prime number is 271
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million five hundred fifty-two thousand eighteen
Scientific notation
2.8552018 × 10^7
Engineering notation
2.8552018 × 10^6
Prime Factorization
2 × 11 × 271 × 4789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28552018
Product of the distinct prime numbers
The prime factorization of 28552018 is 2 × 11 × 271 × 4789.
Since it has a total of 4 prime factors.
9 , 10 , 83 , 46 , 896 , 976 , 9357 , 4433 , 47257 , 87151 , 695340 , 575701 , 3379228 , 328122 , 39115977 , 11226332 , 788753740 , 409037845 , 4049402112 , 1705354538
n×2
57104036
n×3
85656054
n×4
114208072
n×5
142760090
n÷2
14276009
n÷3
9517339.3333333
n÷3
7138004.5
n÷5
5710403.6
n2
815217731872324
n3
2.3276111354338E+22
n4
6.6457995035906E+29
n5
1.8975098705091E+37
2 √n
5343.4088370627
3 √n
305.64146282125
4 √n
73.098624043567
5 √n
30.983277855146
1 , 2 , 11 , 22 , 271 , 542 , 2981 , 4789 , 5962 , 9578 , 52679 , 105358 , 1297819 , 2595638 , 14276009 , 28552018
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28552017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28552018 can be divided by 16 positive divisors.
The sum of these divisors (counting 28552018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101100111010101101010010
3
Ternary
1222201121000011
4
Quaternary
1230322231102
5
Quinary
24302131033
6
Senary
2455545134
8
Octal
154725522
10
Decimal
28552018
12
Duodecimal
968b1aa
16
Hexadecimal
1b3ab52
20
Vigesimal
8i900i
36
Base36
gzyvm
md5
78d9278674e62ccc3a5acb0a6d42d173
sha1
89ce1e53b26a701cafecb8b0be3bca262cdb340c
sha256
008012b7ac6e06b461b614e05f35e2b20fd53f712b068d9ca85e3dab0b3eeac6
sha512
14767f4d7b4a603886dd139f4a1e6cc97ea7da9dfabc3757e3ea55c11445d2167ab2cb65809fb39e9636d400809473dffa85f9a8268ad2b2ce6846706f384606
ripemd-160
734a0222fc1a040c75b47db0ed7e37ead3f82ce2
Diameter
57104036
Circumference
179397619.98793
Area
2.5610820375262E+15
Volume
9.7498747246567E+22
Surface area
1.0244328150105E+16
Circumference
179397619.98793
Perimeter
114208072
Area
815217731872324
Diagonal
40378651.088721
Surface area
4891306391233944
Volume
2.3276111354338E+22
Space diagonal
49453545.834621
Perimeter
85656054
Area
3.5299963270848E+14
Altitude
24726772.917311
Surface area
3.5299963270848E+14
Volume
2.7431160297176E+21
Height
13459550.362907