28431118 is an even 8-digits composite number following 28431117
and preceding 28431119 . In scientific notation, it is written as 2.8431118 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 14136840 positive integers (up to 28431118) that are relatively prime to 28431118.
28431118 has 8 divisors, whose sum is 42882840
The reverse of 28431118 is 81113482
Previous prime number is 181
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-eight million four hundred thirty-one thousand one hundred eighteen
Scientific notation
2.8431118 × 10^7
Engineering notation
2.8431118 × 10^6
Prime Factorization
2 × 181 × 78539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28431118
Product of the distinct prime numbers
The prime factorization of 28431118 is 2 × 181 × 78539.
Since it has a total of 3 prime factors.
8 , 3 , 89 , 82 , 218 , 153 , 7526 , 2206 , 56525 , 14994 , 40701 , 807912 , 5615939 , 9925806 , 50780404 , 45039210 , 888975633 , 910000245 , 2930370232 , 5124617859
n×2
56862236
n×3
85293354
n×4
113724472
n×5
142155590
n÷2
14215559
n÷3
9477039.3333333
n÷3
7107779.5
n÷5
5686223.6
n2
808328470729924
n3
2.2981682134082E+22
n4
6.5339491659258E+29
n5
1.8576747974244E+37
2 √n
5332.0838327993
3 √n
305.20945211713
4 √n
73.021119087558
5 √n
30.956994325599
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
-28431117
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 28431118 can be divided by 8 positive divisors.
The sum of these divisors (counting 28431118) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100011101001100001110
3
Ternary
1222111110011101
4
Quaternary
1230131030032
5
Quinary
24234243433
6
Senary
2453213314
8
Octal
154351416
10
Decimal
28431118
12
Duodecimal
963123a
16
Hexadecimal
1b1d30e
20
Vigesimal
8hdhfi
36
Base36
gxdla
md5
798cc6ea9095336bd6548ea3141d93d5
sha1
dcc9ac3c6c7885479aab19c1d3779361728e088f
sha256
fdc709b44442c1b1748eef069e1a8614d625826d079376b4fcc52260143211c0
sha512
6053eb0bbf1c1550bdfae8ee5f7330d81e65a7254b037be010592cf81595b7e6b05749d9e0b04ad8622574ba625afa2f941f9a1aa4c5031f066cb94eab7920ee
ripemd-160
e9aa96a4df11d8d8d0ac7ab2cf647cfe1afd4ca7
Diameter
56862236
Circumference
178637982.88429
Area
2.5394387853326E+15
Volume
9.6265445012757E+22
Surface area
1.015775514133E+16
Circumference
178637982.88429
Perimeter
113724472
Area
808328470729924
Diagonal
40207672.66903
Surface area
4849970824379544
Volume
2.2981682134082E+22
Space diagonal
49244140.891986
Perimeter
85293354
Area
3.5001649512717E+14
Altitude
24622070.445993
Surface area
3.5001649512717E+14
Volume
2.7084172133472E+21
Height
13402557.556343