20798615 is an odd 8-digits composite number following 20798614
and preceding 20798616 . In scientific notation, it is written as 2.0798615 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 16638888 positive integers (up to 20798615) that are relatively prime to 20798615.
20798615 has 4 divisors, whose sum is 24958344
The reverse of 20798615 is 51689702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-eight thousand six hundred fifteen
Scientific notation
2.0798615 × 10^7
Engineering notation
2.0798615 × 10^6
Prime Factorization
5 × 4159723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20798615
Product of the distinct prime numbers
The prime factorization of 20798615 is 5 × 4159723.
Since it has a total of 2 prime factors.
4 , 9 , 53 , 34 , 1000 , 55 , 5665 , 1370 , 11884 , 50947 , 120515 , 521966 , 4841944 , 5417882 , 45299229 , 46256776 , 88239450 , 346797863 , 7167391808 , 9679665826
n×2
41597230
n×3
62395845
n×4
83194460
n×5
103993075
n÷2
10399307.5
n÷3
6932871.6666667
n÷3
5199653.75
n÷5
4159723
n2
432582385918225
n3
8.9971145004946E+21
n4
1.871275206067E+29
n5
3.8919932570034E+36
2 √n
4560.5498571992
3 √n
275.00766920761
4 √n
67.531843282997
5 √n
29.080835728109
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
-20798614
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 20798615 can be divided by 4 positive divisors.
The sum of these divisors (counting 20798615) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101110010010111
3
Ternary
1110010200100002
4
Quaternary
1033111302113
5
Quinary
20311023430
6
Senary
2021441515
8
Octal
117256227
10
Decimal
20798615
12
Duodecimal
6b7029b
16
Hexadecimal
13d5c97
20
Vigesimal
69jgaf
36
Base36
cdsbb
md5
b0539a43bd8667e5b86739ee0a83baed
sha1
36623b4872f2296bc4c296f034ba7e15eee9754e
sha256
87086911db7fb26c9cce0067bd88d1683ee077cadb17bcca8e12cfb9051ac80d
sha512
0350f611f61e4754753adf9f2f99ceb014b38aaddb587484f178f509ea247ffbba9913bb74cc3a2e83a82a10858950af63bfa3244594d564099ccb265301428f
ripemd-160
05b5f9c1e7e6a174e2fee418a55c548bfec8c0aa
Diameter
41597230
Circumference
130681552.17768
Area
1.358997645673E+15
Volume
3.7687025091013E+22
Surface area
5.4359905826922E+15
Circumference
130681552.17768
Perimeter
83194460
Area
432582385918225
Diagonal
29413683.411576
Surface area
2595494315509350
Volume
8.9971145004946E+21
Space diagonal
36024257.907064
Perimeter
62395845
Area
1.8731366771743E+14
Altitude
18012128.953532
Surface area
1.8731366771743E+14
Volume
1.0603201124019E+21
Height
9804561.1371922