28161344 is an even 8-digits composite number following 28161343
and preceding 28161345 . In scientific notation, it is written as 2.8161344 × 10^7.
The sum of its digits is 29. It has a total of 8 prime factors and 28 positive divisors.
There are 13339008 positive integers (up to 28161344) that are relatively prime to 28161344.
28161344 has 28 divisors, whose sum is 58826400
The reverse of 28161344 is 44316182
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-eight million one hundred sixty-one thousand three hundred forty-four
Scientific notation
2.8161344 × 10^7
Engineering notation
2.8161344 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 19 × 23159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
880042
Product of the distinct prime numbers
The prime factorization of 28161344 is 2 × 2 × 2 × 2 × 2 × 2 × 19 × 23159.
Since it has a total of 8 prime factors.
4 , 8 , 13 , 4 , 946 , 428 , 4945 , 7304 , 47333 , 33790 , 862274 , 977592 , 217871 , 5275702 , 55390692 , 90159167 , 765168754 , 788958000 , 8651921421 , 3550450372
n×2
56322688
n×3
84484032
n×4
112645376
n×5
140806720
n÷2
14080672
n÷3
9387114.6666667
n÷3
7040336
n÷5
5632268.8
n2
793061295886336
n3
2.2333671966541E+22
n4
6.2894621903291E+29
n5
1.7711970831685E+37
2 √n
5306.7262978224
3 √n
304.24103690523
4 √n
72.847280648096
5 √n
30.898021819796
1 , 2 , 4 , 8 , 16 , 19 , 32 , 38 , 64 , 76 , 152 , 304 , 608 , 1216 , 23159 , 46318 , 92636 , 185272 , 370544 , 440021 , 741088 , 880042 , 1482176 , 1760084 , 3520168 , 7040336 , 14080672 , 28161344
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28161343
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28161344 can be divided by 28 positive divisors.
The sum of these divisors (counting 28161344) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
1101011011011010101000000
3
Ternary
1221222202002202
4
Quaternary
1223123111000
5
Quinary
24202130334
6
Senary
2443332332
8
Octal
153332500
10
Decimal
28161344
12
Duodecimal
95210a8
16
Hexadecimal
1adb540
20
Vigesimal
8g0374
36
Base36
grlfk
md5
997088889b98fb4514f7243483b47d21
sha1
c97b84513fd9ba45703ad89d122ce23481875af7
sha256
3f85d58bacf2b4774feda2d8f45a3b7f9cbcd340bc6fd7640aa2fe997e488607
sha512
653cb28d47a9fb59b6a532dfc489cbc13beaa905a7b0ba4b5db6ce13dfc6c60ba83a69849ca6121fef063c354c7bbe3de8f02d898a716ce601385994148dfc56
ripemd-160
bf19bd12ea1b248992ae8958e0b1da8ba18d73f8
Diameter
56322688
Circumference
176942942.85123
Area
2.4914755410029E+15
Volume
9.3551066370359E+22
Surface area
9.9659021640117E+15
Circumference
176942942.85123
Perimeter
112645376
Area
793061295886336
Diagonal
39826154.619454
Surface area
4758367775318016
Volume
2.2333671966541E+22
Space diagonal
48776878.617425
Perimeter
84484032
Area
3.4340561449789E+14
Altitude
24388439.308712
Surface area
3.4340561449789E+14
Volume
2.6320484827228E+21
Height
13275384.873151