20712904 is an even 8-digits composite number following 20712903
and preceding 20712905 . In scientific notation, it is written as 2.0712904 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 8 positive divisors.
There are 10356448 positive integers (up to 20712904) that are relatively prime to 20712904.
20712904 has 8 divisors, whose sum is 38836710
The reverse of 20712904 is 40921702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million seven hundred twelve thousand nine hundred four
Scientific notation
2.0712904 × 10^7
Engineering notation
2.0712904 × 10^6
Prime Factorization
2 × 2 × 2 × 2589113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5178226
Product of the distinct prime numbers
The prime factorization of 20712904 is 2 × 2 × 2 × 2589113.
Since it has a total of 4 prime factors.
9 , 7 , 6 , 48 , 977 , 898 , 2535 , 2395 , 59514 , 41810 , 216988 , 989032 , 4361331 , 4158700 , 21267623 , 61224947 , 808266201 , 251950848 , 1722445601 , 6906186519
n×2
41425808
n×3
62138712
n×4
82851616
n×5
103564520
n÷2
10356452
n÷3
6904301.3333333
n÷3
5178226
n÷5
4142580.8
n2
429024392113216
n3
8.8863410474994E+21
n4
1.8406192902811E+29
n5
3.8124570660141E+36
2 √n
4551.143153099
3 √n
274.62938062794
4 √n
67.462160898529
5 √n
29.056827721705
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
-20712903
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 20712904 can be divided by 8 positive divisors.
The sum of these divisors (counting 20712904) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000000110111001000
3
Ternary
1102222022202121
4
Quaternary
1033000313020
5
Quinary
20300303104
6
Senary
2015541024
8
Octal
117006710
10
Decimal
20712904
12
Duodecimal
6b2a774
16
Hexadecimal
13c0dc8
20
Vigesimal
699254
36
Base36
cby6g
md5
6a73233a71c6b1e648361e032ad55557
sha1
839fa107e0f36a16ea95a9457a2009496bbf0433
sha256
93dd701846c719100ac2bf0c29c258786e347931b5e769639f7a76cee5d41344
sha512
74a5cca170c872d979ab1dcd047dcb1b04cb05976dcfe18e0b8c418a1b9eb4ca4a98443e3d670395fbac13139ac0b2d38ef8e40d3b3a9a806ae61fc1ad81d6db
ripemd-160
af34455b8f0de8f0d3bb6046d3025e947d396b83
Diameter
41425808
Circumference
130143014.08182
Area
1.3478198784737E+15
Volume
3.7223018336157E+22
Surface area
5.3912795138948E+15
Circumference
130143014.08182
Perimeter
82851616
Area
429024392113216
Diagonal
29292469.752932
Surface area
2574146352679296
Volume
8.8863410474994E+21
Space diagonal
35875802.100297
Perimeter
62138712
Area
1.8577301120661E+14
Altitude
17937901.050148
Surface area
1.8577301120661E+14
Volume
1.0472653357705E+21
Height
9764156.5843106