20120685 is an odd 8-digits composite number following 20120684
and preceding 20120686 . In scientific notation, it is written as 2.0120685 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 9905472 positive integers (up to 20120685) that are relatively prime to 20120685.
20120685 has 8 divisors, whose sum is 24764160
The reverse of 20120685 is 58602102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred twenty thousand six hundred eighty-five
Scientific notation
2.0120685 × 10^7
Engineering notation
2.0120685 × 10^6
Prime Factorization
39 × 5 × 103183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20120685
Product of the distinct prime numbers
The prime factorization of 20120685 is 39 × 5 × 103183.
Since it has a total of 3 prime factors.
4 , 2 , 87 , 69 , 440 , 412 , 2710 , 2330 , 10541 , 99277 , 587676 , 914137 , 6393698 , 4055343 , 26581296 , 74076481 , 301669890 , 17977341 , 9817570420 , 8139428867
n×2
40241370
n×3
60362055
n×4
80482740
n×5
100603425
n÷2
10060342.5
n÷3
6706895
n÷3
5030171.25
n÷5
4024137
n2
404841964869225
n3
8.1456976499147E+21
n4
1.6389701651917E+29
n5
3.2977202418221E+36
2 √n
4485.6086543523
3 √n
271.98664961147
4 √n
66.974686668564
5 √n
28.888736817862
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
-20120684
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 20120685 can be divided by 8 positive divisors.
The sum of these divisors (counting 20120685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000010001101101
3
Ternary
1101212020101120
4
Quaternary
1030300101231
5
Quinary
20122330220
6
Senary
1555131153
8
Octal
114602155
10
Decimal
20120685
12
Duodecimal
68a3ab9
16
Hexadecimal
133046d
20
Vigesimal
65f1e5
36
Base36
bz97x
md5
c82cf6d8e5b7b88b576bd6e84b8c0201
sha1
b5104f8609b7c6ddfd1d9daa7d22e148ff84fbbe
sha256
0319254f1d8f594d4064ba85991eb8c0837154c971c6853cc413ed91f540d775
sha512
589d3d4b46cb57d94cb6514be15196699735c174acdf558541d670c96b980526caf4417a77f5ab9285d654aff875b30ec30a11ebb0c867b6930c76515b36b8f3
ripemd-160
3a160578f027f629bd0410c2f2b320d994f2cbe3
Diameter
40241370
Circumference
126421992.36239
Area
1.271848542698E+15
Volume
3.4120618527114E+22
Surface area
5.0873941707921E+15
Circumference
126421992.36239
Perimeter
80482740
Area
404841964869225
Diagonal
28454945.611237
Surface area
2429051789215350
Volume
8.1456976499147E+21
Space diagonal
34850048.703089
Perimeter
60362055
Area
1.7530171304738E+14
Altitude
17425024.351544
Surface area
1.7530171304738E+14
Volume
9.5997967429167E+20
Height
9484981.8704123