28168087 is an odd 8-digits composite number following 28168086
and preceding 28168088 . In scientific notation, it is written as 2.8168087 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 27568720 positive integers (up to 28168087) that are relatively prime to 28168087.
28168087 has 4 divisors, whose sum is 28767456
The reverse of 28168087 is 78086182
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-eight million one hundred sixty-eight thousand eighty-seven
Scientific notation
2.8168087 × 10^7
Engineering notation
2.8168087 × 10^6
Prime Factorization
47 × 599321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28168087
Product of the distinct prime numbers
The prime factorization of 28168087 is 47 × 599321.
Since it has a total of 2 prime factors.
8 , 6 , 82 , 63 , 348 , 603 , 5978 , 7993 , 14423 , 25174 , 892493 , 574224 , 8327443 , 8660343 , 66692781 , 21013865 , 930885128 , 447377527 , 8388884772 , 8359856702
n×2
56336174
n×3
84504261
n×4
112672348
n×5
140840435
n÷2
14084043.5
n÷3
9389362.3333333
n÷3
7042021.75
n÷5
5633617.4
n2
793441125239569
n3
2.2349718645126E+22
n4
6.2954881922143E+29
n5
1.7733185910577E+37
2 √n
5307.3615855715
3 √n
304.26531763079
4 √n
72.85164092573
5 √n
30.899501333056
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
-28168086
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 28168087 can be divided by 4 positive divisors.
The sum of these divisors (counting 28168087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011100111110010111
3
Ternary
1222000002100111
4
Quaternary
1223130332113
5
Quinary
24202334322
6
Senary
2443423451
8
Octal
153347627
10
Decimal
28168087
12
Duodecimal
9524b87
16
Hexadecimal
1adcf97
20
Vigesimal
8g1047
36
Base36
grqmv
md5
02836e9251607eaa1ba43022e8b89f51
sha1
ee89adf33b7e697c43b3aab88de9d2b0c459ff51
sha256
96b932ae96fcbaef5bc1d45e2871a23de8c67fc5becd10ea6c6a433af32958f0
sha512
bd34ce7fa7c6229a488b420a1a3743be4b4eb57e3ad87f6dad90487808d76a53317e00cd8136eada1fb0c6fb901bd35e91d15cac3eb14d06bce116388c8f2d12
ripemd-160
cc93b5c2f89c41e8c00a7ffe15cc8c7b692265bc
Diameter
56336174
Circumference
176985310.36976
Area
2.4926688101086E+15
Volume
9.3618282540436E+22
Surface area
9.9706752404346E+15
Circumference
176985310.36976
Perimeter
112672348
Area
793441125239569
Diagonal
39835690.661505
Surface area
4760646751437414
Volume
2.2349718645126E+22
Space diagonal
48788557.83602
Perimeter
84504261
Area
3.4357008543239E+14
Altitude
24394278.91801
Surface area
3.4357008543239E+14
Volume
2.63393960193E+21
Height
13278563.553835