20085613 is an odd 8-digits composite number following 20085612
and preceding 20085614 . In scientific notation, it is written as 2.0085613 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 18962400 positive integers (up to 20085613) that are relatively prime to 20085613.
20085613 has 8 divisors, whose sum is 21240576
The reverse of 20085613 is 31658002
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighty-five thousand six hundred thirteen
Scientific notation
2.0085613 × 10^7
Engineering notation
2.0085613 × 10^6
Prime Factorization
31 × 41 × 15803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20085613
Product of the distinct prime numbers
The prime factorization of 20085613 is 31 × 41 × 15803.
Since it has a total of 3 prime factors.
5 , 10 , 66 , 32 , 415 , 328 , 4807 , 1121 , 76862 , 7392 , 672051 , 118074 , 3144478 , 370781 , 58615841 , 42747976 , 140523056 , 600577155 , 8439342810 , 4827018570
n×2
40171226
n×3
60256839
n×4
80342452
n×5
100428065
n÷2
10042806.5
n÷3
6695204.3333333
n÷3
5021403.25
n÷5
4017122.6
n2
403431849585769
n3
8.103176002654E+21
n4
1.6275725726019E+29
n5
3.2690792822697E+36
2 √n
4481.6975578457
3 √n
271.82852604137
4 √n
66.945481982324
5 √n
28.878658702295
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
-20085612
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 20085613 can be divided by 8 positive divisors.
The sum of these divisors (counting 20085613) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100111101101101101
3
Ternary
1101210110021121
4
Quaternary
1030213231231
5
Quinary
20120214423
6
Senary
1554300541
8
Octal
114475555
10
Decimal
20085613
12
Duodecimal
6887751
16
Hexadecimal
1327b6d
20
Vigesimal
65ae0d
36
Base36
byi5p
md5
92e970a082d448306efccee18efc9f64
sha1
0d1dfe8f96a6b61e48de570881c28b313ecdf34d
sha256
e55f0f021957d287d110af8a3ff155066ff946d7c4052516042c182c7effe6cb
sha512
8e6fc2f0cc120acfd2e51d471b8f8ce6265799ead185f61e12c6745e39102f319d8f124877d3beaa2b7498e026a335e627d192012dcd55709c06ab78095feea8
ripemd-160
1303d83550c995129b4bf9db7ffe6ba54ba15fa0
Diameter
40171226
Circumference
126201628.4873
Area
1.2674185348828E+15
Volume
3.3942504267577E+22
Surface area
5.0696741395312E+15
Circumference
126201628.4873
Perimeter
80342452
Area
403431849585769
Diagonal
28405346.313177
Surface area
2420591097514614
Volume
8.103176002654E+21
Space diagonal
34789302.217166
Perimeter
60256839
Area
1.7469111521851E+14
Altitude
17394651.108583
Surface area
1.7469111521851E+14
Volume
9.5496845010412E+20
Height
9468448.7710591