20402817 is an odd 8-digits composite number following 20402816
and preceding 20402818 . In scientific notation, it is written as 2.0402817 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13010448 positive integers (up to 20402817) that are relatively prime to 20402817.
20402817 has 8 divisors, whose sum is 28386624
The reverse of 20402817 is 71820402
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million four hundred two thousand eight hundred seventeen
Scientific notation
2.0402817 × 10^7
Engineering notation
2.0402817 × 10^6
Prime Factorization
3 × 23 × 295693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402817
Product of the distinct prime numbers
The prime factorization of 20402817 is 3 × 23 × 295693.
Since it has a total of 3 prime factors.
10 , 1 , 58 , 46 , 785 , 154 , 146 , 3189 , 79170 , 8817 , 756662 , 592862 , 7483799 , 1965045 , 59078258 , 33517874 , 465743921 , 743993551 , 883486899 , 7618069632
n×2
40805634
n×3
61208451
n×4
81611268
n×5
102014085
n÷2
10201408.5
n÷3
6800939
n÷3
5100704.25
n÷5
4080563.4
n2
416274941535489
n3
8.4931814538343E+21
n4
1.7328482695037E+29
n5
3.5354986131452E+36
2 √n
4516.9477526312
3 √n
273.25201808135
4 √n
67.208241701678
5 √n
28.969301707483
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
-20402816
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 20402817 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402817) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101001010000001
3
Ternary
1102101120101220
4
Quaternary
1031311022001
5
Quinary
20210342232
6
Senary
2005145253
8
Octal
115651201
10
Decimal
20402817
12
Duodecimal
69bb229
16
Hexadecimal
1375281
20
Vigesimal
67a70h
36
Base36
c5awx
md5
515c5b6ba4784727fea1bff3890c2c56
sha1
c53e3e5957cb91109e609b317eda8317e2f4d847
sha256
a398f08aa69a7c2b3c78c9f93ad1faadc08ac4382571054d5d669a7fd26cadd1
sha512
da5e1fc41d1ca27264d1411575c1eae62d01dd9ab8fc4fb5584dfdd8cdd76ab0e1deda02805f92d75810f6f6b1925ae41db42033915a37f8c69b342147061abb
ripemd-160
30c88296f0053be164b8b367fc6318992619ce63
Diameter
40805634
Circumference
128194679.99947
Area
1.3077662982014E+15
Volume
3.5576155281294E+22
Surface area
5.2310651928057E+15
Circumference
128194679.99947
Perimeter
81611268
Area
416274941535489
Diagonal
28853940.512016
Surface area
2497649649212934
Volume
8.4931814538343E+21
Space diagonal
35338715.66153
Perimeter
61208451
Area
1.8025233716431E+14
Altitude
17669357.830765
Surface area
1.8025233716431E+14
Volume
1.000931033309E+21
Height
9617980.1706721