28688314 is an even 8-digits composite number following 28688313
and preceding 28688315 . In scientific notation, it is written as 2.8688314 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 13685760 positive integers (up to 28688314) that are relatively prime to 28688314.
28688314 has 8 divisors, whose sum is 43090740
The reverse of 28688314 is 41388682
Previous prime number is 18653
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-eight million six hundred eighty-eight thousand three hundred fourteen
Scientific notation
2.8688314 × 10^7
Engineering notation
2.8688314 × 10^6
Prime Factorization
2 × 18653 × 769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28688314
Product of the distinct prime numbers
The prime factorization of 28688314 is 2 × 18653 × 769.
Since it has a total of 3 prime factors.
10 , 3 , 98 , 15 , 580 , 834 , 8265 , 7328 , 26111 , 7800 , 60763 , 943134 , 6964811 , 9973731 , 447997 , 63114328 , 252140172 , 663828843 , 5380632903 , 9922132181
n×2
57376628
n×3
86064942
n×4
114753256
n×5
143441570
n÷2
14344157
n÷3
9562771.3333333
n÷3
7172078.5
n÷5
5737662.8
n2
823019360162596
n3
2.3611037832424E+22
n4
6.7736086720245E+29
n5
1.9432341249616E+37
2 √n
5356.1473094007
3 √n
306.12702801271
4 √n
73.185704269349
5 √n
31.012801908285
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
-28688313
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 28688314 can be divided by 8 positive divisors.
The sum of these divisors (counting 28688314) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101011011111110111010
3
Ternary
1222222111222011
4
Quaternary
1231123332322
5
Quinary
24321011224
6
Senary
2502520134
8
Octal
155337672
10
Decimal
28688314
12
Duodecimal
973604a
16
Hexadecimal
1b5bfba
20
Vigesimal
8j60fe
36
Base36
h2w1m
md5
c1e1271c9e7675529eff83a636b3c641
sha1
72afaa9dc731983411dd1a8c6f0026c42432ec03
sha256
f5942ab31e453596a5cc649f29766c3b7e9192e3a84a7b5ab324c370fb49756d
sha512
69f6ad58c628c8cc622e83108f78be800621d2e9ad3f0d10b44fbe5add7f8614b119905142c7ea9e840ea283e185bc6dfdb8ea6977f4dbb2013422e54244b6bf
ripemd-160
583c883e552d02fc47aba0929cc692840ed9e23d
Diameter
57376628
Circumference
180253993.01255
Area
2.585591575649E+15
Volume
9.8901683997297E+22
Surface area
1.0342366302596E+16
Circumference
180253993.01255
Perimeter
114753256
Area
823019360162596
Diagonal
40571402.740418
Surface area
4938116160975576
Volume
2.3611037832424E+22
Space diagonal
49689617.43149
Perimeter
86064942
Area
3.5637783685361E+14
Altitude
24844808.715745
Surface area
3.5637783685361E+14
Volume
2.7825874936931E+21
Height
13523800.913473