20684450 is an even 8-digits composite number following 20684449
and preceding 20684451 . In scientific notation, it is written as 2.0684450 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 8273760 positive integers (up to 20684450) that are relatively prime to 20684450.
20684450 has 12 divisors, whose sum is 38473170
The reverse of 20684450 is 05448602
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million six hundred eighty-four thousand four hundred fifty
Scientific notation
2.0684450 × 10^7
Engineering notation
2.0684450 × 10^6
Prime Factorization
2 × 5 × 5 × 413689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4136890
Product of the distinct prime numbers
The prime factorization of 20684450 is 2 × 5 × 5 × 413689.
Since it has a total of 4 prime factors.
10 , 7 , 85 , 30 , 794 , 932 , 3091 , 1207 , 51591 , 87269 , 626989 , 740008 , 1893460 , 9387577 , 86943456 , 79881757 , 535233687 , 518955450 , 6322463631 , 6618575536
n×2
41368900
n×3
62053350
n×4
82737800
n×5
103422250
n÷2
10342225
n÷3
6894816.6666667
n÷3
5171112.5
n÷5
4136890
n2
427846471802500
n3
8.8497689536752E+21
n4
1.8305260343385E+29
n5
3.7863424230972E+36
2 √n
4548.0160509831
3 √n
274.50356718357
4 √n
67.438980204205
5 √n
29.048840066643
1 , 2 , 5 , 10 , 25 , 50 , 413689 , 827378 , 2068445 , 4136890 , 10342225 , 20684450
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20684449
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20684450 can be divided by 12 positive divisors.
The sum of these divisors (counting 20684450) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111001111010100010
3
Ternary
1102220212201202
4
Quaternary
1032321322202
5
Quinary
20243400300
6
Senary
2015201202
8
Octal
116717242
10
Decimal
20684450
12
Duodecimal
6b16202
16
Hexadecimal
13b9ea2
20
Vigesimal
695b2a
36
Base36
cbc82
md5
7ed9aaf133f4407cdf204548697c398b
sha1
23a010c08f00726871766423107a5e46a2a7ea44
sha256
c21cb649258815f47281a13a2881b637332ce163161d7ec72e68121672e8ba0f
sha512
2ca1ff1ab99e192365af56061372cff3380492fca74ee805f80c00ec6b7fd148312934a0701b9bc565131fcf84a3ee2e131a9208febe37050a2a14d30e51daa0
ripemd-160
c079d18bd9362a7583851a05cbe613c892342516
Diameter
41368900
Circumference
129964232.32709
Area
1.344119332679E+15
Volume
3.7069825507777E+22
Surface area
5.3764773307162E+15
Circumference
129964232.32709
Perimeter
82737800
Area
427846471802500
Diagonal
29252229.720228
Surface area
2567078830815000
Volume
8.8497689536752E+21
Space diagonal
35826518.326618
Perimeter
62053350
Area
1.8526295675025E+14
Altitude
17913259.163309
Surface area
1.8526295675025E+14
Volume
1.0429552731797E+21
Height
9750743.2400761