20402471 is an odd 8-digits composite number following 20402470
and preceding 20402472 . In scientific notation, it is written as 2.0402471 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20391432 positive integers (up to 20402471) that are relatively prime to 20402471.
20402471 has 4 divisors, whose sum is 20413512
The reverse of 20402471 is 17420402
Previous prime number is 8693
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million four hundred two thousand four hundred seventy-one
Scientific notation
2.0402471 × 10^7
Engineering notation
2.0402471 × 10^6
Prime Factorization
8693 × 2347
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20402471
Product of the distinct prime numbers
The prime factorization of 20402471 is 8693 × 2347.
Since it has a total of 2 prime factors.
7 , 8 , 68 , 42 , 658 , 80 , 8964 , 7924 , 81496 , 41110 , 844570 , 829769 , 5773237 , 993676 , 62462076 , 75006464 , 404860313 , 595516066 , 9727901291 , 5625408163
n×2
40804942
n×3
61207413
n×4
81609884
n×5
102012355
n÷2
10201235.5
n÷3
6800823.6666667
n÷3
5100617.75
n÷5
4080494.2
n2
416260822905841
n3
8.4927493677726E+21
n4
1.7327307268625E+29
n5
3.5351988405621E+36
2 √n
4516.9094522693
3 √n
273.25047342973
4 √n
67.20795676309
5 √n
28.969203451969
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
-20402470
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 20402471 can be divided by 4 positive divisors.
The sum of these divisors (counting 20402471) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101000100100111
3
Ternary
1102101112221002
4
Quaternary
1031311010213
5
Quinary
20210334341
6
Senary
2005143515
8
Octal
115650447
10
Decimal
20402471
12
Duodecimal
69bab9b
16
Hexadecimal
1375127
20
Vigesimal
67a63b
36
Base36
c5anb
md5
410c06422171ec3decf3471f8551948f
sha1
1812351fa713fd06c846dd2b6909b96ce18a6e75
sha256
14fc863ea06971f148dd4f287094edea71a5948bdd21b1669fb40e1558b292ed
sha512
70fae5ba0f4b7588e518ab7f8be45a1666ced86b317419077d7b68c8515d1a10768a7e4f39586164d2c077a8bd44b634653e9b1b560c3491a0bd2adfe0164882
ripemd-160
dbef9d12a37a139a6d8fb806a5f12a7b1162f443
Diameter
40804942
Circumference
128192506.01736
Area
1.3077219432182E+15
Volume
3.5574345363431E+22
Surface area
5.2308877728729E+15
Circumference
128192506.01736
Perimeter
81609884
Area
416260822905841
Diagonal
28853451.194124
Surface area
2497564937435046
Volume
8.4927493677726E+21
Space diagonal
35338116.371951
Perimeter
61207413
Area
1.8024622361834E+14
Altitude
17669058.185975
Surface area
1.8024622361834E+14
Volume
1.0008801114783E+21
Height
9617817.0647079