20516618 is an even 8-digits composite number following 20516617
and preceding 20516619 . In scientific notation, it is written as 2.0516618 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 9322560 positive integers (up to 20516618) that are relatively prime to 20516618.
20516618 has 32 divisors, whose sum is 33747840
The reverse of 20516618 is 81661502
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million five hundred sixteen thousand six hundred eighteen
Scientific notation
2.0516618 × 10^7
Engineering notation
2.0516618 × 10^6
Prime Factorization
2 × 61 × 19 × 53 × 167
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20516618
Product of the distinct prime numbers
The prime factorization of 20516618 is 2 × 61 × 19 × 53 × 167.
Since it has a total of 5 prime factors.
5 , 4 , 23 , 53 , 665 , 630 , 7335 , 7041 , 47488 , 22787 , 656446 , 935722 , 6824735 , 8990672 , 33438038 , 31130607 , 477998115 , 930609625 , 8009366985 , 9727420459
n×2
41033236
n×3
61549854
n×4
82066472
n×5
102583090
n÷2
10258309
n÷3
6838872.6666667
n÷3
5129154.5
n÷5
4103323.6
n2
420931614157924
n3
8.6360931318015E+21
n4
1.771834237976E+29
n5
3.6352046219874E+36
2 √n
4529.5273484106
3 √n
273.75911661778
4 √n
67.301763338048
5 √n
29.001546320855
1 , 2 , 19 , 38 , 53 , 61 , 106 , 122 , 167 , 334 , 1007 , 1159 , 2014 , 2318 , 3173 , 3233 , 6346 , 6466 , 8851 , 10187 , 17702 , 20374 , 61427 , 122854 , 168169 , 193553 , 336338 , 387106 , 539911 , 1079822 , 10258309 , 20516618
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20516617
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20516618 can be divided by 32 positive divisors.
The sum of these divisors (counting 20516618) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110010000111100001010
3
Ternary
1102121100111202
4
Quaternary
1032100330022
5
Quinary
20223012433
6
Senary
2011424202
8
Octal
116207412
10
Decimal
20516618
12
Duodecimal
6a55062
16
Hexadecimal
1390f0a
20
Vigesimal
684bai
36
Base36
c7qq2
md5
4f0134db1ec4afe1c532958c9b56a3e9
sha1
6d569a2c1905a6b83628a5c43d8fe7103b3da57e
sha256
468f094b2ca4edaa5e4184ede5fda9cb46561d792eaa1d4177b7124a65abaac9
sha512
8d5ad2b4489a4c872ba9b70b120fb6b304395bf2e5639fb040690812063d91d339f51a14d2cb75ec7af6b80f339e4ee1dcf6c85401079f7167f3fe0bcddb5b22
ripemd-160
8f40c10afb7a4d5f916823ea75f475de7adea851
Diameter
41033236
Circumference
128909712.77062
Area
1.3223956667022E+15
Volume
3.6174782318113E+22
Surface area
5.2895826668089E+15
Circumference
128909712.77062
Perimeter
82066472
Area
420931614157924
Diagonal
29014879.429628
Surface area
2525589684947544
Volume
8.6360931318015E+21
Space diagonal
35535824.775482
Perimeter
61549854
Area
1.8226873555838E+14
Altitude
17767912.387741
Surface area
1.8226873555838E+14
Volume
1.0177733360759E+21
Height
9671626.4765427