20209864 is an even 8-digits composite number following 20209863
and preceding 20209865 . In scientific notation, it is written as 2.0209864 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 8 positive divisors.
There are 10104928 positive integers (up to 20209864) that are relatively prime to 20209864.
20209864 has 8 divisors, whose sum is 37893510
The reverse of 20209864 is 46890202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred nine thousand eight hundred sixty-four
Scientific notation
2.0209864 × 10^7
Engineering notation
2.0209864 × 10^6
Prime Factorization
2 × 2 × 2 × 2526233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5052466
Product of the distinct prime numbers
The prime factorization of 20209864 is 2 × 2 × 2 × 2526233.
Since it has a total of 4 prime factors.
8 , 8 , 93 , 65 , 232 , 513 , 5233 , 3474 , 9895 , 7219 , 869610 , 142595 , 7480158 , 8943502 , 45880553 , 31989407 , 465608060 , 281850587 , 3410190882 , 262171792
n×2
40419728
n×3
60629592
n×4
80839456
n×5
101049320
n÷2
10104932
n÷3
6736621.3333333
n÷3
5052466
n÷5
4041972.8
n2
408438602898496
n3
8.2544886169286E+21
n4
1.6682209233768E+29
n5
3.3714517983399E+36
2 √n
4495.5382325145
3 √n
272.38789092593
4 √n
67.048775026204
5 √n
28.91429969854
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
-20209863
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 20209864 can be divided by 8 positive divisors.
The sum of these divisors (counting 20209864) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110000011001000
3
Ternary
1102000202201111
4
Quaternary
1031012003020
5
Quinary
20133203424
6
Senary
2001100104
8
Octal
115060310
10
Decimal
20209864
12
Duodecimal
6927634
16
Hexadecimal
13460c8
20
Vigesimal
6664d4
36
Base36
c1614
md5
c0a300384f08ad816be877968dee634b
sha1
30f63d8c573269e505894e5cae0a65d48e6f4fd1
sha256
6f7384e2839bad4d97c42fc6713d4590519de675eb6579eeb8e5212b2282fb98
sha512
9cbb06ea55ad13845d831fd2a1c2aba28725c5e67e7be3a1b6050caf86244281db128c936b275e00c1382edbd4ae95c60b214d3c40ceb2c1692db5281006200f
ripemd-160
50709c8da9fd336b0e2bf6efb2b1c0d79abb8d92
Diameter
40419728
Circumference
126982320.5449
Area
1.2831477143084E+15
Volume
3.4576321064111E+22
Surface area
5.1325908572336E+15
Circumference
126982320.5449
Perimeter
80839456
Area
408438602898496
Diagonal
28581063.762516
Surface area
2450631617390976
Volume
8.2544886169286E+21
Space diagonal
35004511.262057
Perimeter
60629592
Area
1.7685910299816E+14
Altitude
17502255.631029
Surface area
1.7685910299816E+14
Volume
9.7280081270956E+20
Height
9527021.2541719