28216977 is an odd 8-digits composite number following 28216976
and preceding 28216978 . In scientific notation, it is written as 2.8216977 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 18302832 positive integers (up to 28216977) that are relatively prime to 28216977.
28216977 has 8 divisors, whose sum is 38639616
The reverse of 28216977 is 77961282
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million two hundred sixteen thousand nine hundred seventy-seven
Scientific notation
2.8216977 × 10^7
Engineering notation
2.8216977 × 10^6
Prime Factorization
3 × 37 × 254207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28216977
Product of the distinct prime numbers
The prime factorization of 28216977 is 3 × 37 × 254207.
Since it has a total of 3 prime factors.
6 , 8 , 43 , 30 , 627 , 19 , 4430 , 9044 , 42900 , 99423 , 696835 , 664770 , 3877978 , 6801495 , 94444177 , 91131173 , 983681020 , 699731462 , 7317749411 , 7679248700
n×2
56433954
n×3
84650931
n×4
112867908
n×5
141084885
n÷2
14108488.5
n÷3
9405659
n÷3
7054244.25
n÷5
5643395.4
n2
796197791018529
n3
2.2466294756621E+22
n4
6.3393092242279E+29
n5
1.7887614257593E+37
2 √n
5311.96545546
3 √n
304.44124879974
4 √n
72.883231648027
5 √n
30.910220051068
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
-28216976
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 28216977 can be divided by 8 positive divisors.
The sum of these divisors (counting 28216977) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011101000111010010001
3
Ternary
1222002120102020
4
Quaternary
1223220322101
5
Quinary
24210420402
6
Senary
2444442053
8
Octal
153507221
10
Decimal
28216977
12
Duodecimal
9549329
16
Hexadecimal
1ae8e91
20
Vigesimal
8g728h
36
Base36
gsscx
md5
f1ef0e86380e4a3c53d0abeba0764e20
sha1
ea6d2be8be632a1b9a5971d51b101acd707d6d06
sha256
44ef15104d79f9485791efeb205dfccf1cc466cbc98602e8bfac7542e7840f55
sha512
7771e6c56eee3e01f194f6621bf5bdbb6a40a72b6e78aa690970e59504640de0e16e7c3236e5125f2bdbad1b0cdc9c690aae6eba4e136f9d4451d3a1fdc8ffd1
ripemd-160
7741189caa44d75841a7400fe6c06ebec148cf27
Diameter
56433954
Circumference
177292495.29942
Area
2.5013291310682E+15
Volume
9.4106595414376E+22
Surface area
1.0005316524273E+16
Circumference
177292495.29942
Perimeter
112867908
Area
796197791018529
Diagonal
39904831.56257
Surface area
4777186746111174
Volume
2.2466294756621E+22
Space diagonal
48873237.800002
Perimeter
84650931
Area
3.4476375672955E+14
Altitude
24436618.900001
Surface area
3.4476375672955E+14
Volume
2.6476782284237E+21
Height
13301610.520857