20101904 is an even 8-digits composite number following 20101903
and preceding 20101905 . In scientific notation, it is written as 2.0101904 × 10^7.
The sum of its digits is 17. It has a total of 5 prime factors and 10 positive divisors.
There are 10050944 positive integers (up to 20101904) that are relatively prime to 20101904.
20101904 has 10 divisors, whose sum is 38947470
The reverse of 20101904 is 40910102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred one thousand nine hundred four
Scientific notation
2.0101904 × 10^7
Engineering notation
2.0101904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1256369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2512738
Product of the distinct prime numbers
The prime factorization of 20101904 is 2 × 2 × 2 × 2 × 1256369.
Since it has a total of 5 prime factors.
3 , 4 , 78 , 18 , 218 , 273 , 4101 , 5693 , 74782 , 76570 , 401067 , 131837 , 970328 , 765894 , 32690445 , 49334580 , 362250432 , 627137658 , 1066746953 , 2397037481
n×2
40203808
n×3
60305712
n×4
80407616
n×5
100509520
n÷2
10050952
n÷3
6700634.6666667
n÷3
5025476
n÷5
4020380.8
n2
404086544425216
n3
8.1229089237274E+21
n4
1.6328593538551E+29
n5
3.2823581976698E+36
2 √n
4483.5146927383
3 √n
271.90199756564
4 √n
66.959052358425
5 √n
28.883341752501
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20101903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20101904 can be divided by 10 positive divisors.
The sum of these divisors (counting 20101904) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001100101011101100010000
3
Ternary
1101211021121222
4
Quaternary
1030223230100
5
Quinary
20121230104
6
Senary
1554504212
8
Octal
114535420
10
Decimal
20101904
12
Duodecimal
6895068
16
Hexadecimal
132bb10
20
Vigesimal
65cef4
36
Base36
byuq8
md5
c14f28f2a5faf01cee5c10dc213a247d
sha1
8cad2c0972b602ebfee5bf9a136404c24559eb3e
sha256
434ba3ff146bc9cf119043d2c7493208459b141a90caef02ecdb2584540a62c1
sha512
b6888f0c938e8d2226ac268b17f5546d8e57bb63b7f39df2ce46e633baedb5a53126d0f44821c5c0e3622b6365f8d7c735ccad6eb0e839345d798bbeb9bad064
ripemd-160
3c441ee36dda7e8eb0bddb37a6c455e1c1788a71
Diameter
40203808
Circumference
126303987.85913
Area
1.2694753193807E+15
Volume
3.4025161334081E+22
Surface area
5.077901277523E+15
Circumference
126303987.85913
Perimeter
80407616
Area
404086544425216
Diagonal
28428385.266322
Surface area
2424519266551296
Volume
8.1229089237274E+21
Space diagonal
34817519.056872
Perimeter
60305712
Area
1.7497460639985E+14
Altitude
17408759.528436
Surface area
1.7497460639985E+14
Volume
9.5729399715473E+20
Height
9476128.4221073