28996939 is an odd 8-digits composite number following 28996938
and preceding 28996940 . In scientific notation, it is written as 2.8996939 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 28981624 positive integers (up to 28996939) that are relatively prime to 28996939.
28996939 has 4 divisors, whose sum is 29012256
The reverse of 28996939 is 93969982
Previous prime number is 2213
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
twenty-eight million nine hundred ninety-six thousand nine hundred thirty-nine
Scientific notation
2.8996939 × 10^7
Engineering notation
2.8996939 × 10^6
Prime Factorization
2213 × 13103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28996939
Product of the distinct prime numbers
The prime factorization of 28996939 is 2213 × 13103.
Since it has a total of 2 prime factors.
4 , 2 , 5 , 46 , 797 , 881 , 7369 , 43 , 43245 , 67873 , 58873 , 65648 , 3163893 , 8344897 , 97258721 , 78044640 , 902580875 , 915665738 , 6194907295 , 5915038868
n×2
57993878
n×3
86990817
n×4
115987756
n×5
144984695
n÷2
14498469.5
n÷3
9665646.3333333
n÷3
7249234.75
n÷5
5799387.8
n2
840822471369721
n3
2.4381277912137E+22
n4
7.0698242836029E+29
n5
2.0500326349235E+37
2 √n
5384.8805929194
3 √n
307.22087257697
4 √n
73.381745638268
5 √n
31.079242920054
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
-28996938
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 28996939 can be divided by 4 positive divisors.
The sum of these divisors (counting 28996939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100111010101001011
3
Ternary
2000120012022201
4
Quaternary
1232213111023
5
Quinary
24410400224
6
Senary
2513301031
8
Octal
156472513
10
Decimal
28996939
12
Duodecimal
9864777
16
Hexadecimal
1ba754b
20
Vigesimal
914c6j
36
Base36
h9i6j
md5
927ef8a58c4a654ecfe27b13a9192cda
sha1
3929f2a56c0f5ec56cfe8d3071d267228f621851
sha256
bcc208cef85edff2705f757c628b3f0fdb6b001d6c8cc38db2e5d2848bb59bf2
sha512
6ecc97a27efc043674994b379604015df072d809b51ae89ffb3924702fce11796b5266b02bf6ddad1eb51cb6eee692ad56927f1b9876d1d7306522918672f7d3
ripemd-160
01194d750dc0b6d2bef54a69bfa586d1a0a2c8f8
Diameter
57993878
Circumference
182193141.07798
Area
2.6415216990283E+15
Volume
1.0212805809853E+23
Surface area
1.0566086796113E+16
Circumference
182193141.07798
Perimeter
115987756
Area
840822471369721
Diagonal
41007864.401105
Surface area
5044934828218326
Volume
2.4381277912137E+22
Space diagonal
50224171.611975
Perimeter
86990817
Area
3.640868101395E+14
Altitude
25112085.805988
Surface area
3.640868101395E+14
Volume
2.873361157611E+21
Height
13669288.133702