20090685 is an odd 8-digits composite number following 20090684
and preceding 20090686 . In scientific notation, it is written as 2.0090685 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 10084608 positive integers (up to 20090685) that are relatively prime to 20090685.
20090685 has 8 divisors, whose sum is 27103072
The reverse of 20090685 is 58609002
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million ninety thousand six hundred eighty-five
Scientific notation
2.0090685 × 10^7
Engineering notation
2.0090685 × 10^6
Prime Factorization
3 × 85 × 78787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20090685
Product of the distinct prime numbers
The prime factorization of 20090685 is 3 × 85 × 78787.
Since it has a total of 3 prime factors.
7 , 7 , 26 , 52 , 779 , 575 , 3666 , 4686 , 51892 , 13423 , 993231 , 128145 , 7722633 , 6324783 , 1045579 , 32242500 , 732760467 , 858916355 , 6976776134 , 5180113587
n×2
40181370
n×3
60272055
n×4
80362740
n×5
100453425
n÷2
10045342.5
n÷3
6696895
n÷3
5022671.25
n÷5
4018137
n2
403635623769225
n3
8.109316171926E+21
n4
1.6292171677557E+29
n5
3.2732088913972E+36
2 √n
4482.2633791423
3 √n
271.85140474315
4 √n
66.94970783463
5 √n
28.880117037316
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
-20090684
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 20090685 can be divided by 8 positive divisors.
The sum of these divisors (counting 20090685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000111100111101
3
Ternary
1101210201020110
4
Quaternary
1030220330331
5
Quinary
20120400220
6
Senary
1554340233
8
Octal
114507475
10
Decimal
20090685
12
Duodecimal
688a679
16
Hexadecimal
1328f3d
20
Vigesimal
65b6e5
36
Base36
bym2l
md5
de0c128142b6384a0916ec7421fba3bf
sha1
591b7ae1258b58e5cf5204d6c71c52ac5e734def
sha256
a326fe188424e5e3046b152350b05101ba5f2ce0c6aa8eb690cbcd763e03a326
sha512
1f74d7abdae7a0c5668b562c31d9d5a8cf5c0e57685e4e591ac63c0296f68f5aa7fb626536ccb25c4be6ecc3f3b939d8134187445313aafaecbaf53c126b9c51
ripemd-160
4f1aad3e78fef13e09c696007d6de8f14f54e569
Diameter
40181370
Circumference
126233496.80317
Area
1.2680587103605E+15
Volume
3.396822414848E+22
Surface area
5.0722348414421E+15
Circumference
126233496.80317
Perimeter
80362740
Area
403635623769225
Diagonal
28412519.204366
Surface area
2421813742615350
Volume
8.109316171926E+21
Space diagonal
34798087.178862
Perimeter
60272055
Area
1.7477935202826E+14
Altitude
17399043.589431
Surface area
1.7477935202826E+14
Volume
9.5569207599244E+20
Height
9470839.7347886