20497718 is an even 8-digits composite number following 20497717
and preceding 20497719 . In scientific notation, it is written as 2.0497718 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 10242400 positive integers (up to 20497718) that are relatively prime to 20497718.
20497718 has 8 divisors, whose sum is 30765960
The reverse of 20497718 is 81779402
Previous prime number is 3659
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million four hundred ninety-seven thousand seven hundred eighteen
Scientific notation
2.0497718 × 10^7
Engineering notation
2.0497718 × 10^6
Prime Factorization
2 × 3659 × 2801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20497718
Product of the distinct prime numbers
The prime factorization of 20497718 is 2 × 3659 × 2801.
Since it has a total of 3 prime factors.
4 , 4 , 58 , 98 , 109 , 409 , 8116 , 1331 , 84748 , 34586 , 616481 , 743802 , 4923349 , 2828680 , 77834604 , 29748532 , 692609359 , 234352866 , 1110677558 , 367771801
n×2
40995436
n×3
61493154
n×4
81990872
n×5
102488590
n÷2
10248859
n÷3
6832572.6666667
n÷3
5124429.5
n÷5
4099543.6
n2
420156443207524
n3
8.6122482887508E+21
n4
1.765314367688E+29
n5
3.6184916090216E+36
2 √n
4527.4405573127
3 √n
273.6750280852
4 √n
67.286258309648
5 √n
28.996201080106
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20497717
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20497718 can be divided by 8 positive divisors.
The sum of these divisors (counting 20497718) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001100010100110110
3
Ternary
1102120101120202
4
Quaternary
1032030110312
5
Quinary
20221411333
6
Senary
2011200502
8
Octal
116142466
10
Decimal
20497718
12
Duodecimal
6a46132
16
Hexadecimal
138c536
20
Vigesimal
68245i
36
Base36
c7c52
md5
46742c2bdad6a19afbd92683607b68ce
sha1
f7d2479f8b8899d417d7fb04a3071c4e9a893a5f
sha256
57b9a35fc985c97bb891790ace8ca30ff6fb67114b67bf10113c55a55728cf2a
sha512
966f5445a611b3273524703323895e87e0c14f5f727254033cab7d2b9b8f49357cb85b6dd49aca1575875004b4cbbb544071249e618bc877dc8af20667a0b75e
ripemd-160
6fdb3231d9448cc26520e9a6a78b7d2869979946
Diameter
40995436
Circumference
128790960.56831
Area
1.3199603953392E+15
Volume
3.6074901273108E+22
Surface area
5.2798415813567E+15
Circumference
128790960.56831
Perimeter
81990872
Area
420156443207524
Diagonal
28988150.793299
Surface area
2520938659245144
Volume
8.6122482887508E+21
Space diagonal
35503089.015219
Perimeter
61493154
Area
1.8193307669071E+14
Altitude
17751544.50761
Surface area
1.8193307669071E+14
Volume
1.014963194373E+21
Height
9662716.9310997