28423917 is an odd 8-digits composite number following 28423916
and preceding 28423918 . In scientific notation, it is written as 2.8423917 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 18949272 positive integers (up to 28423917) that are relatively prime to 28423917.
28423917 has 4 divisors, whose sum is 31582140
The reverse of 28423917 is 71932482
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million four hundred twenty-three thousand nine hundred seventeen
Scientific notation
2.8423917 × 10^7
Engineering notation
2.8423917 × 10^6
Prime Factorization
9 × 3158213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28423917
Product of the distinct prime numbers
The prime factorization of 28423917 is 9 × 3158213.
Since it has a total of 2 prime factors.
10 , 7 , 77 , 7 , 279 , 898 , 3313 , 9859 , 34461 , 95013 , 127676 , 15945 , 6657415 , 91488 , 95041620 , 36161980 , 517901823 , 910111741 , 3641394171 , 7170062912
n×2
56847834
n×3
85271751
n×4
113695668
n×5
142119585
n÷2
14211958.5
n÷3
9474639
n÷3
7105979.25
n÷5
5684783.4
n2
807919057622889
n3
2.2964224236591E+22
n4
6.5273320367026E+29
n5
1.8553234404267E+37
2 √n
5331.4085380882
3 √n
305.18368224479
4 √n
73.016494972631
5 √n
30.955426016508
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
-28423916
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 28423917 can be divided by 4 positive divisors.
The sum of these divisors (counting 28423917) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011011011011101101
3
Ternary
1222111002021200
4
Quaternary
1230123123231
5
Quinary
24234031132
6
Senary
2453120113
8
Octal
154333355
10
Decimal
28423917
12
Duodecimal
9629039
16
Hexadecimal
1b1b6ed
20
Vigesimal
8hcjfh
36
Base36
gx819
md5
d94bf1429edfd2f6963d75ffd9d992c6
sha1
99051faab2e07d59f51b1c81ff91543f40c541af
sha256
afc2c9929129e00941114765ef6e2296828e96a04ac41a585e847ad68c88e0d1
sha512
753e89a127a371a3f7e2b68b1b78be14c636b9680f69e7f761394a85f916e12b15a596199491871e924e77b77d662ec6a8bf2502fb321427acf6f26ca8457f53
ripemd-160
a661c7fcbda9bd8e236cfc67075f77fc21050596
Diameter
56847834
Circumference
178592737.66689
Area
2.5381525761233E+15
Volume
9.6192317542751E+22
Surface area
1.0152610304493E+16
Circumference
178592737.66689
Perimeter
113695668
Area
807919057622889
Diagonal
40197488.917167
Surface area
4847514345737334
Volume
2.2964224236591E+22
Space diagonal
49231668.394121
Perimeter
85271751
Area
3.498392140515E+14
Altitude
24615834.19706
Surface area
3.498392140515E+14
Volume
2.706359780397E+21
Height
13399162.972389