20723385 is an odd 8-digits composite number following 20723384
and preceding 20723386 . In scientific notation, it is written as 2.0723385 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 11052464 positive integers (up to 20723385) that are relatively prime to 20723385.
20723385 has 4 divisors, whose sum is 22104960
The reverse of 20723385 is 58332702
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million seven hundred twenty-three thousand three hundred eighty-five
Scientific notation
2.0723385 × 10^7
Engineering notation
2.0723385 × 10^6
Prime Factorization
15 × 1381559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20723385
Product of the distinct prime numbers
The prime factorization of 20723385 is 15 × 1381559.
Since it has a total of 2 prime factors.
3 , 7 , 75 , 75 , 20 , 110 , 5739 , 2622 , 62315 , 38892 , 696072 , 212024 , 5519912 , 8345877 , 4385336 , 61848823 , 839053903 , 126478703 , 4215206880 , 2511543835
n×2
41446770
n×3
62170155
n×4
82893540
n×5
103616925
n÷2
10361692.5
n÷3
6907795
n÷3
5180846.25
n÷5
4144677
n2
429458685858225
n3
8.8998376886341E+21
n4
1.8443476285907E+29
n5
3.8221125981123E+36
2 √n
4552.2944764152
3 √n
274.675694835
4 √n
67.470693463275
5 √n
29.059767753568
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20723384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20723385 can be divided by 4 positive divisors.
The sum of these divisors (counting 20723385) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000011011010111001
3
Ternary
1102222212010210
4
Quaternary
1033003122321
5
Quinary
20301122020
6
Senary
2020101333
8
Octal
117033271
10
Decimal
20723385
12
Duodecimal
6b34849
16
Hexadecimal
13c36b9
20
Vigesimal
69a895
36
Base36
cc69l
md5
a3556f5da42649bfa7fb42a9d791593c
sha1
9203b97e9621f0e1b6e2f325d427f484d8fc5d81
sha256
dd0b2e5183ccb671d1518a6ba5c9b9740999b8c182637792ab1819707d80b088
sha512
677252fa1d680d3a05a078eee41fc9b8376c93a4230501542ac4a9f8cd86e407a41b82446479beb296f62583f99cc3630b4603b0a3caf578198908e136aacd0b
ripemd-160
764198fa252b48d5a83c5fd68bcdb017558146ca
Diameter
41446770
Circumference
130208868.14703
Area
1.3491842525125E+15
Volume
3.7279552934339E+22
Surface area
5.3967370100501E+15
Circumference
130208868.14703
Perimeter
82893540
Area
429458685858225
Diagonal
29307292.125279
Surface area
2576752115149350
Volume
8.8998376886341E+21
Space diagonal
35893955.724811
Perimeter
62170155
Area
1.8596106591455E+14
Altitude
17946977.862405
Surface area
1.8596106591455E+14
Volume
1.0488559301821E+21
Height
9769097.3750931