28607531 is an odd 8-digits composite number following 28607530
and preceding 28607532 . In scientific notation, it is written as 2.8607531 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 28312512 positive integers (up to 28607531) that are relatively prime to 28607531.
28607531 has 4 divisors, whose sum is 28902552
The reverse of 28607531 is 13570682
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million six hundred seven thousand five hundred thirty-one
Scientific notation
2.8607531 × 10^7
Engineering notation
2.8607531 × 10^6
Prime Factorization
97 × 294923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28607531
Product of the distinct prime numbers
The prime factorization of 28607531 is 97 × 294923.
Since it has a total of 2 prime factors.
3 , 6 , 83 , 15 , 780 , 845 , 1720 , 701 , 31236 , 16981 , 971812 , 81278 , 1745094 , 4725987 , 83543308 , 41418623 , 431425821 , 805996461 , 5142141124 , 6820489349
n×2
57215062
n×3
85822593
n×4
114430124
n×5
143037655
n÷2
14303765.5
n÷3
9535843.6666667
n÷3
7151882.75
n÷5
5721506.2
n2
818390829915961
n3
2.3412141036937E+22
n4
6.6976355049054E+29
n5
1.9160281533328E+37
2 √n
5348.6008450809
3 √n
305.83941835821
4 √n
73.1341291401
5 √n
30.995316504182
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
-28607530
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 28607531 can be divided by 4 positive divisors.
The sum of these divisors (counting 28607531) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101001000010000101011
3
Ternary
1222211102011012
4
Quaternary
1231020100223
5
Quinary
24310420111
6
Senary
2501054135
8
Octal
155102053
10
Decimal
28607531
12
Duodecimal
96b734b
16
Hexadecimal
1b4842b
20
Vigesimal
8ifigb
36
Base36
h15pn
md5
5200059978a334b0ad3051eee7b6dd20
sha1
7445c14b61757827035249fa9668e8859ffdd449
sha256
c517cad85538cf200d98810b8efc44f7182417c27b723a6a5dcd64a98aad4fe7
sha512
a41b8d7b8c84d461f2a80e92c3b1de11e7103e730858f833ac7a8800ab3a3aef816613b61250aa2f5090d4855d4090e89798f2b6fb2131a2c801f0353b933ea3
ripemd-160
d150b25efe6570c6c2198981330246d426182359
Diameter
57215062
Circumference
179746418.45388
Area
2.5710506190292E+15
Volume
9.8068547048597E+22
Surface area
1.0284202476117E+16
Circumference
179746418.45388
Perimeter
114430124
Area
818390829915961
Diagonal
40457158.326209
Surface area
4910344979495766
Volume
2.3412141036937E+22
Space diagonal
49549697.171102
Perimeter
85822593
Area
3.5437362446573E+14
Altitude
24774848.585551
Surface area
3.5437362446573E+14
Volume
2.7591472815523E+21
Height
13485719.44207