20479949 is an odd 8-digits composite number following 20479948
and preceding 20479950 . In scientific notation, it is written as 2.0479949 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 17554236 positive integers (up to 20479949) that are relatively prime to 20479949.
20479949 has 4 divisors, whose sum is 23405664
The reverse of 20479949 is 94997402
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million four hundred seventy-nine thousand nine hundred forty-nine
Scientific notation
2.0479949 × 10^7
Engineering notation
2.0479949 × 10^6
Prime Factorization
7 × 2925707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20479949
Product of the distinct prime numbers
The prime factorization of 20479949 is 7 × 2925707.
Since it has a total of 2 prime factors.
9 , 6 , 44 , 75 , 179 , 334 , 7321 , 8435 , 87901 , 84118 , 530995 , 233775 , 1886194 , 6079753 , 47609542 , 44541980 , 219532777 , 488770470 , 9894267425 , 6994009261
n×2
40959898
n×3
61439847
n×4
81919796
n×5
102399745
n÷2
10239974.5
n÷3
6826649.6666667
n÷3
5119987.25
n÷5
4095989.8
n2
419428311042601
n3
8.5898704193086E+21
n4
1.7592010810405E+29
n5
3.6028348420454E+36
2 √n
4525.4777648332
3 √n
273.5959243619
4 √n
67.271671339675
5 √n
28.991172108124
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
-20479948
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 20479949 can be divided by 4 positive divisors.
The sum of these divisors (counting 20479949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000111111111001101
3
Ternary
1102112111012122
4
Quaternary
1032013333031
5
Quinary
20220324244
6
Senary
2010542325
8
Octal
116077715
10
Decimal
20479949
12
Duodecimal
6a379a5
16
Hexadecimal
1387fcd
20
Vigesimal
67jjh9
36
Base36
c6yfh
md5
5b9193a8075e4e5190983824b246259d
sha1
d9ea037c502ddb152ce75922c396ffce7233dae8
sha256
30d6fa6ba7cd7baba67836909010c8b42d7b6402fda5684dd741995a50ddb076
sha512
53abc4a2797b2876e3e94ba34ab94f690b2604c6bbb51ffddce41d0bb4afd71dddd472dbcf7df71607c16c378844fc887bfe201ddcdeb1472e20f393ae5799b6
ripemd-160
a1b8eeba908ab320269a67aad7c6b5e433d755ae
Diameter
40959898
Circumference
128679314.64859
Area
1.317672900679E+15
Volume
3.5981165072784E+22
Surface area
5.270691602716E+15
Circumference
128679314.64859
Perimeter
81919796
Area
419428311042601
Diagonal
28963021.632509
Surface area
2516569866255606
Volume
8.5898704193086E+21
Space diagonal
35472312.204419
Perimeter
61439847
Area
1.8161778621465E+14
Altitude
17736156.10221
Surface area
1.8161778621465E+14
Volume
1.0123259371678E+21
Height
9654340.5441698