28169529 is an odd 8-digits composite number following 28169528
and preceding 28169530 . In scientific notation, it is written as 2.8169529 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 18642336 positive integers (up to 28169529) that are relatively prime to 28169529.
28169529 has 8 divisors, whose sum is 37834080
The reverse of 28169529 is 92596182
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million one hundred sixty-nine thousand five hundred twenty-nine
Scientific notation
2.8169529 × 10^7
Engineering notation
2.8169529 × 10^6
Prime Factorization
3 × 137 × 68539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28169529
Product of the distinct prime numbers
The prime factorization of 28169529 is 3 × 137 × 68539.
Since it has a total of 3 prime factors.
7 , 3 , 10 , 79 , 397 , 993 , 6870 , 8079 , 34716 , 99925 , 621462 , 547059 , 4853644 , 2126363 , 68385937 , 17687271 , 514841975 , 844669837 , 3372904801 , 2739163745
n×2
56339058
n×3
84508587
n×4
112678116
n×5
140847645
n÷2
14084764.5
n÷3
9389843
n÷3
7042382.25
n÷5
5633905.8
n2
793522364081841
n3
2.2353151247152E+22
n4
6.2967774229803E+29
n5
1.7737725422319E+37
2 √n
5307.4974328774
3 √n
304.27050959503
4 √n
72.852573275605
5 √n
30.899817692265
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
-28169528
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 28169529 can be divided by 8 positive divisors.
The sum of these divisors (counting 28169529) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011101010100111001
3
Ternary
1222000011022220
4
Quaternary
1223131110321
5
Quinary
24202411104
6
Senary
2443434253
8
Octal
153352471
10
Decimal
28169529
12
Duodecimal
9525989
16
Hexadecimal
1add539
20
Vigesimal
8g13g9
36
Base36
grrqx
md5
209b94d67f32c7487ef7a3cd6775e6e0
sha1
49bfaf14f5464a5748e9316ebbe80baaa7c88197
sha256
4435e2b4dbdd354abdbb00e8cb212931d55f64cbfa09b7f307b4a176f3295e5d
sha512
16e2b4361385ecc8408c26eb61e784001263687685944a2bae23bf3f6222abf28156f6ac32afdb2d2c7e1d752e3260bf94838be44a50dadc6ad55868b5d4682b
ripemd-160
f763409637debcf7ed5f460ac752c520554afb8d
Diameter
56339058
Circumference
176994370.72297
Area
2.4929240294587E+15
Volume
9.3632660990179E+22
Surface area
9.9716961178349E+15
Circumference
176994370.72297
Perimeter
112678116
Area
793522364081841
Diagonal
39837729.957462
Surface area
4761134184491046
Volume
2.2353151247152E+22
Space diagonal
48791055.453285
Perimeter
84508587
Area
3.4360526288298E+14
Altitude
24395527.726642
Surface area
3.4360526288298E+14
Volume
2.6343441379583E+21
Height
13279243.319154