28996919 is an odd 8-digits composite number following 28996918
and preceding 28996920 . In scientific notation, it is written as 2.8996919 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 24854496 positive integers (up to 28996919) that are relatively prime to 28996919.
28996919 has 4 divisors, whose sum is 33139344
The reverse of 28996919 is 91969982
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-eight million nine hundred ninety-six thousand nine hundred nineteen
Scientific notation
2.8996919 × 10^7
Engineering notation
2.8996919 × 10^6
Prime Factorization
7 × 4142417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28996919
Product of the distinct prime numbers
The prime factorization of 28996919 is 7 × 4142417.
Since it has a total of 2 prime factors.
5 , 5 , 53 , 3 , 559 , 196 , 8146 , 7211 , 51400 , 66779 , 248524 , 263213 , 4227492 , 8598424 , 64159501 , 38811379 , 464842168 , 443012869 , 8897741132 , 8857768357
n×2
57993838
n×3
86990757
n×4
115987676
n×5
144984595
n÷2
14498459.5
n÷3
9665639.6666667
n÷3
7249229.75
n÷5
5799383.8
n2
840821311492561
n3
2.4381227462824E+22
n4
7.0698047786007E+29
n5
2.050025565109E+37
2 √n
5384.8787358677
3 √n
307.22080194401
4 √n
73.381732984904
5 √n
31.079238632808
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
-28996918
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 28996919 can be divided by 4 positive divisors.
The sum of these divisors (counting 28996919) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100111010100110111
3
Ternary
2000120012021222
4
Quaternary
1232213110313
5
Quinary
24410400134
6
Senary
2513300555
8
Octal
156472467
10
Decimal
28996919
12
Duodecimal
986475b
16
Hexadecimal
1ba7537
20
Vigesimal
914c5j
36
Base36
h9i5z
md5
614a6ec5fb9ebd7fbf378032f32f3267
sha1
5a1924dec6279da8860018074026ba90f4135a26
sha256
0ccd22d4441880c13c4767ca0eea2496ab1797d5c64631663dda29425cf4bb07
sha512
b85c98ed3bc260a4cfd740dbda3e77aa32c5adbf718c261ef4c2d3810811c94f53f3cb91f981f6ce649040b4a9cda6517644da2d731f3a7e7d379f640fdf7eef
ripemd-160
84a0617ec2a2d6705e7c1b1a24f5b559d2427375
Diameter
57993838
Circumference
182193015.41428
Area
2.6415180551668E+15
Volume
1.0212784677694E+23
Surface area
1.0566072220667E+16
Circumference
182193015.41428
Perimeter
115987676
Area
840821311492561
Diagonal
41007836.116834
Surface area
5044927868955366
Volume
2.4381227462824E+22
Space diagonal
50224136.970959
Perimeter
86990757
Area
3.6408630789795E+14
Altitude
25112068.48548
Surface area
3.6408630789795E+14
Volume
2.8733552121024E+21
Height
13669278.705611