20492015 is an odd 8-digits composite number following 20492014
and preceding 20492016 . In scientific notation, it is written as 2.0492015 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16393608 positive integers (up to 20492015) that are relatively prime to 20492015.
20492015 has 4 divisors, whose sum is 24590424
The reverse of 20492015 is 51029402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred ninety-two thousand fifteen
Scientific notation
2.0492015 × 10^7
Engineering notation
2.0492015 × 10^6
Prime Factorization
5 × 4098403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20492015
Product of the distinct prime numbers
The prime factorization of 20492015 is 5 × 4098403.
Since it has a total of 2 prime factors.
6 , 4 , 100 , 87 , 955 , 440 , 4924 , 9707 , 3146 , 54837 , 836733 , 638346 , 6383262 , 624179 , 91323274 , 77511970 , 272701899 , 105266794 , 2961859017 , 5058384657
n×2
40984030
n×3
61476045
n×4
81968060
n×5
102460075
n÷2
10246007.5
n÷3
6830671.6666667
n÷3
5123003.75
n÷5
4098403
n2
419922678760225
n3
8.6050618319947E+21
n4
1.7633505613716E+29
n5
3.6134606153886E+36
2 √n
4526.8106874487
3 √n
273.64964455298
4 √n
67.281577623067
5 √n
28.994587400559
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
-20492014
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 20492015 can be divided by 4 positive divisors.
The sum of these divisors (counting 20492015) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001010111011101111
3
Ternary
1102120002202112
4
Quaternary
1032022323233
5
Quinary
20221221030
6
Senary
2011114235
8
Octal
116127357
10
Decimal
20492015
12
Duodecimal
6a4297b
16
Hexadecimal
138aeef
20
Vigesimal
681a0f
36
Base36
c77qn
md5
0990c864dd4c3f32ffc280fcd3caaa16
sha1
89f3910d17042118038db43e7de877c2de2967c5
sha256
5fad2ecebb425831dfdec186492fdde6b351f8294047687331cc3b0d24c1b2e5
sha512
e985ee254da61e7b4ef0ef7f6a56fc33a0536898f917e4c14237109efa6d86105ed2806c27f94b7cac936b7995cb223df5b6bdcb792e5537b2b83bbd50f53ab6
ripemd-160
c92534d048a1a5c4240c92f7b21543b2bd2ffdc3
Diameter
40984030
Circumference
128755127.5625
Area
1.3192260026689E+15
Volume
3.6044798713441E+22
Surface area
5.2769040106755E+15
Circumference
128755127.5625
Perimeter
81968060
Area
419922678760225
Diagonal
28980085.533353
Surface area
2519536072561350
Volume
8.6050618319947E+21
Space diagonal
35493211.129464
Perimeter
61476045
Area
1.8183185371578E+14
Altitude
17746605.564732
Surface area
1.8183185371578E+14
Volume
1.0141162623222E+21
Height
9660028.5111176