20123686 is an even 8-digits composite number following 20123685
and preceding 20123687 . In scientific notation, it is written as 2.0123686 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 9147120 positive integers (up to 20123686) that are relatively prime to 20123686.
20123686 has 8 divisors, whose sum is 32929704
The reverse of 20123686 is 68632102
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty-three thousand six hundred eighty-six
Scientific notation
2.0123686 × 10^7
Engineering notation
2.0123686 × 10^6
Prime Factorization
2 × 11 × 914713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123686
Product of the distinct prime numbers
The prime factorization of 20123686 is 2 × 11 × 914713.
Since it has a total of 3 prime factors.
4 , 1 , 35 , 71 , 3 , 732 , 2669 , 8991 , 62504 , 42546 , 140979 , 251022 , 849151 , 3286971 , 21295294 , 65038984 , 393589223 , 645507800 , 9284986338 , 8500866052
n×2
40247372
n×3
60371058
n×4
80494744
n×5
100618430
n÷2
10061843
n÷3
6707895.3333333
n÷3
5030921.5
n÷5
4024737.2
n2
404962738226596
n3
8.1493429857722E+21
n4
1.6399481935198E+29
n5
3.300180250266E+36
2 √n
4485.9431561267
3 √n
272.00017120808
4 √n
66.977183847387
5 √n
28.889598517426
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
-20123685
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 20123686 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123686) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001000000100110
3
Ternary
1101212101111201
4
Quaternary
1030301000212
5
Quinary
20122424221
6
Senary
1555153114
8
Octal
114610046
10
Decimal
20123686
12
Duodecimal
68a579a
16
Hexadecimal
1331026
20
Vigesimal
65f946
36
Base36
bzbja
md5
cfdf06abc8ce2982b0e3a7e4c1f864cd
sha1
09d0aee7d9e0c881243d4980ec2f119ea8168ec6
sha256
517c8397ddc59570b02869433ace8f83a2640821dd968fda877aab2c3afcf435
sha512
f7e760572793741b7a8c7c2d75c802360091cebe50365021181d97ddd2c8644a6db949621060b5ed05e1ca039f4752f347281c0ea6531dec32182417ca358c69
ripemd-160
b81bced354db4aa7696095cd8314be70c0f20f61
Diameter
40247372
Circumference
126440848.2015
Area
1.2722279633903E+15
Volume
3.4135888074247E+22
Surface area
5.0889118535611E+15
Circumference
126440848.2015
Perimeter
80494744
Area
404962738226596
Diagonal
28459189.666138
Surface area
2429776429359576
Volume
8.1493429857722E+21
Space diagonal
34855246.587563
Perimeter
60371058
Area
1.7535400944517E+14
Altitude
17427623.293781
Surface area
1.7535400944517E+14
Volume
9.6040928124243E+20
Height
9486396.5553792