28939906 is an even 8-digits composite number following 28939905
and preceding 28939907 . In scientific notation, it is written as 2.8939906 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 14469952 positive integers (up to 28939906) that are relatively prime to 28939906.
28939906 has 4 divisors, whose sum is 43409862
The reverse of 28939906 is 60993982
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million nine hundred thirty-nine thousand nine hundred six
Scientific notation
2.8939906 × 10^7
Engineering notation
2.8939906 × 10^6
Prime Factorization
2 × 14469953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28939906
Product of the distinct prime numbers
The prime factorization of 28939906 is 2 × 14469953.
Since it has a total of 2 prime factors.
10 , 2 , 28 , 31 , 155 , 849 , 9582 , 8072 , 54443 , 49918 , 323271 , 269621 , 447641 , 2096301 , 61654837 , 26143639 , 258729808 , 839902232 , 8773415648 , 8989209738
n×2
57879812
n×3
86819718
n×4
115759624
n×5
144699530
n÷2
14469953
n÷3
9646635.3333333
n÷3
7234976.5
n÷5
5787981.2
n2
837518159288836
n3
2.4237696803112E+22
n4
7.0143666713856E+29
n5
2.0299511211943E+37
2 √n
5379.5823257944
3 √n
307.01931994405
4 √n
73.345636037834
5 √n
31.067007568946
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
-28939905
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 28939906 can be divided by 4 positive divisors.
The sum of these divisors (counting 28939906) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110011001011010000010
3
Ternary
2000110022002101
4
Quaternary
1232121122002
5
Quinary
24402034111
6
Senary
2512141014
8
Octal
156313202
10
Decimal
28939906
12
Duodecimal
983776a
16
Hexadecimal
1b99682
20
Vigesimal
90h9f6
36
Base36
h8a6a
md5
38a24c923e395d49e2f63183a3c74cac
sha1
22223fe69cd428ad86c88eb18e82259b6e9aca03
sha256
6f2b0b1b3b23f0851957e65ebdb0144e184c8117cb69a7b820a47d5ae689ed08
sha512
070703e7a3c2d11d8da8dd0e1293e1db82eebcfe90ca0c18eb26f061cfc4d2bcd018510477ea3f1985ecaa333e2973e3edb90184ea41be01691bc8e86c242ac0
ripemd-160
1dc8d80e27839399a971d60337e5a13b06643432
Diameter
57879812
Circumference
181834792.17036
Area
2.6311408964699E+15
Volume
1.0152662695546E+23
Surface area
1.0524563585879E+16
Circumference
181834792.17036
Perimeter
115759624
Area
837518159288836
Diagonal
40927207.559003
Surface area
5025108955733016
Volume
2.4237696803112E+22
Space diagonal
50125387.558267
Perimeter
86819718
Area
3.6265600103746E+14
Altitude
25062693.779134
Surface area
3.6265600103746E+14
Volume
2.8564399616373E+21
Height
13642402.519668