28687675 is an odd 8-digits composite number following 28687674
and preceding 28687676 . In scientific notation, it is written as 2.8687675 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 6 positive divisors.
There are 22950120 positive integers (up to 28687675) that are relatively prime to 28687675.
28687675 has 6 divisors, whose sum is 35572748
The reverse of 28687675 is 57678682
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million six hundred eighty-seven thousand six hundred seventy-five
Scientific notation
2.8687675 × 10^7
Engineering notation
2.8687675 × 10^6
Prime Factorization
5 × 5 × 1147507
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
5737535
Product of the distinct prime numbers
The prime factorization of 28687675 is 5 × 5 × 1147507.
Since it has a total of 3 prime factors.
1 , 4 , 71 , 32 , 826 , 236 , 3964 , 5027 , 50726 , 24428 , 71808 , 380894 , 1174231 , 4289806 , 86298869 , 80662163 , 107474413 , 551088661 , 2279066237 , 8647291070
n×2
57375350
n×3
86063025
n×4
114750700
n×5
143438375
n÷2
14343837.5
n÷3
9562558.3333333
n÷3
7171918.75
n÷5
5737535
n2
822982696905625
n3
2.3609460139452E+22
n4
6.7730051940606E+29
n5
1.9430177178052E+37
2 √n
5356.0876579832
3 √n
306.12475511717
4 √n
73.185296733587
5 √n
31.012663751982
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28687674
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28687675 can be divided by 6 positive divisors.
The sum of these divisors (counting 28687675) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101101011011110100111011
3
Ternary
1222222111002111
4
Quaternary
1231123310323
5
Quinary
24321001200
6
Senary
2502513151
8
Octal
155336473
10
Decimal
28687675
12
Duodecimal
97357b7
16
Hexadecimal
1b5bd3b
20
Vigesimal
8j5j3f
36
Base36
h2vjv
md5
f353f775e5236259c2883c90c5c718d7
sha1
db547a64fec9130653636162729057ef190b4200
sha256
e5f04de7fa9862ab9386d53c466c04fcd527ebdaf1c7a54a4dfec3a88834d482
sha512
a41b2be897213676fe97ab3593c89bc342c801d1b99f25f6776aee62c8046797e82c2d7a3e8e72a90fdd809aa69788508b8bd7097cb41e0141623b5dd82fda97
ripemd-160
dd8735d3558e8bb31dd522db4f937d79320995db
Diameter
57375350
Circumference
180249978.05714
Area
2.5854763946302E+15
Volume
9.8895075372432E+22
Surface area
1.0341905578521E+16
Circumference
180249978.05714
Perimeter
114750700
Area
822982696905625
Diagonal
40570499.057952
Surface area
4937896181433750
Volume
2.3609460139452E+22
Space diagonal
49688510.651023
Perimeter
86063025
Area
3.5636196119765E+14
Altitude
24844255.325512
Surface area
3.5636196119765E+14
Volume
2.7824015607933E+21
Height
13523499.685984