28685767 is an odd 8-digits composite number following 28685766
and preceding 28685768 . In scientific notation, it is written as 2.8685767 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 25372800 positive integers (up to 28685767) that are relatively prime to 28685767.
28685767 has 8 divisors, whose sum is 32139792
The reverse of 28685767 is 76758682
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million six hundred eighty-five thousand seven hundred sixty-seven
Scientific notation
2.8685767 × 10^7
Engineering notation
2.8685767 × 10^6
Prime Factorization
37 × 11 × 70481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28685767
Product of the distinct prime numbers
The prime factorization of 28685767 is 37 × 11 × 70481.
Since it has a total of 3 prime factors.
6 , 9 , 65 , 24 , 826 , 830 , 2891 , 5109 , 44678 , 21493 , 12384 , 877037 , 8469620 , 1300413 , 40108064 , 24127783 , 945675539 , 586430080 , 3872506266 , 4222947340
n×2
57371534
n×3
86057301
n×4
114743068
n×5
143428835
n÷2
14342883.5
n÷3
9561922.3333333
n÷3
7171441.75
n÷5
5737153.4
n2
822873228378289
n3
2.3604749699797E+22
n4
6.7712034998171E+29
n5
1.9423716590534E+37
2 √n
5355.9095399381
3 √n
306.11796824229
4 √n
73.184079825725
5 √n
31.012251214286
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28685766
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28685767 can be divided by 8 positive divisors.
The sum of these divisors (counting 28685767) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101011011010111000111
3
Ternary
1222222101110211
4
Quaternary
1231123113013
5
Quinary
24320421032
6
Senary
2502500251
8
Octal
155332707
10
Decimal
28685767
12
Duodecimal
9734687
16
Hexadecimal
1b5b5c7
20
Vigesimal
8j5e87
36
Base36
h2u2v
md5
dc0d6d1351d94deb8d395b1d39b68aa4
sha1
8b2de817f23bed914fcb1a93d39defb31875c052
sha256
630bf18ca40405a07732bbd3c6d277ce79350ae01e29594108732897564ad61a
sha512
c8ea43e0a33567184b2bd1c07d4547a3004eaa0e0bcfbf0ecd899a500e26468dd677fce2867cb01431e68075ae8efda9baec649bc91bc83656adf01a228efa85
ripemd-160
4d1b7cdcb8d36be226b2670720447c8bc02d2628
Diameter
57371534
Circumference
180237989.73958
Area
2.5851324891089E+15
Volume
9.8875344328946E+22
Surface area
1.0340529956436E+16
Circumference
180237989.73958
Perimeter
114743068
Area
822873228378289
Diagonal
40567800.738475
Surface area
4937239370269734
Volume
2.3604749699797E+22
Space diagonal
49685205.898083
Perimeter
86057301
Area
3.5631455993486E+14
Altitude
24842602.949041
Surface area
3.5631455993486E+14
Volume
2.7818464301563E+21
Height
13522600.246158