28163321 is an odd 8-digits composite number following 28163320
and preceding 28163322 . In scientific notation, it is written as 2.8163321 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 27192144 positive integers (up to 28163321) that are relatively prime to 28163321.
28163321 has 4 divisors, whose sum is 29134500
The reverse of 28163321 is 12336182
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million one hundred sixty-three thousand three hundred twenty-one
Scientific notation
2.8163321 × 10^7
Engineering notation
2.8163321 × 10^6
Prime Factorization
29 × 971149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28163321
Product of the distinct prime numbers
The prime factorization of 28163321 is 29 × 971149.
Since it has a total of 2 prime factors.
9 , 9 , 97 , 99 , 149 , 395 , 6542 , 8456 , 44340 , 73381 , 278323 , 786329 , 3459662 , 9049166 , 74806526 , 68268990 , 401239903 , 312321949 , 1084350805 , 3151970175
n×2
56326642
n×3
84489963
n×4
112653284
n×5
140816605
n÷2
14081660.5
n÷3
9387773.6666667
n÷3
7040830.25
n÷5
5632664.2
n2
793172649749041
n3
2.2338375943303E+22
n4
6.2912285230991E+29
n5
1.771818883804E+37
2 √n
5306.9125675858
3 √n
304.24815624412
4 √n
72.848559131844
5 √n
30.898455632002
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
-28163320
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 28163321 can be divided by 4 positive divisors.
The sum of these divisors (counting 28163321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011011110011111001
3
Ternary
1221222211210222
4
Quaternary
1223123303321
5
Quinary
24202211241
6
Senary
2443345425
8
Octal
153336371
10
Decimal
28163321
12
Duodecimal
9522275
16
Hexadecimal
1adbcf9
20
Vigesimal
8g0861
36
Base36
grmyh
md5
0a965c0d070034febae4753127755d92
sha1
ebcbde49a1bbc68bc437d5bc6ca96306d9e40e7d
sha256
395e8b3ad1a1f549abdf75cf884bd6a6052ba5f7add8c8418e8e347b38004ff5
sha512
b1db2038dcec384a6d897b19a961263bc2e2914ae3ca7c5589c17eb61715a56ed502039d1987a8fe551fa2c3caa47a8e1c7d49cc1f9b6f792622efe88188f48f
ripemd-160
302b41e587f8fecc568d38c5e5502c82c46ef134
Diameter
56326642
Circumference
176955364.70858
Area
2.4918253694799E+15
Volume
9.3570770342143E+22
Surface area
9.9673014779198E+15
Circumference
176955364.70858
Perimeter
112653284
Area
793172649749041
Diagonal
39828950.519667
Surface area
4759035898494246
Volume
2.2338375943303E+22
Space diagonal
48780302.881872
Perimeter
84489963
Area
3.4345383213484E+14
Altitude
24390151.440936
Surface area
3.4345383213484E+14
Volume
2.6326028517006E+21
Height
13276316.839889