20407906 is an even 8-digits composite number following 20407905
and preceding 20407907 . In scientific notation, it is written as 2.0407906 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 10167360 positive integers (up to 20407906) that are relatively prime to 20407906.
20407906 has 8 divisors, whose sum is 30721644
The reverse of 20407906 is 60970402
Previous prime number is 281
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred seven thousand nine hundred six
Scientific notation
2.0407906 × 10^7
Engineering notation
2.0407906 × 10^6
Prime Factorization
2 × 281 × 36313
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20407906
Product of the distinct prime numbers
The prime factorization of 20407906 is 2 × 281 × 36313.
Since it has a total of 3 prime factors.
6 , 4 , 96 , 73 , 13 , 116 , 2250 , 4249 , 12234 , 27559 , 36525 , 913666 , 1517157 , 1550388 , 32234888 , 66193932 , 708769312 , 9398278 , 1487426273 , 6119203533
n×2
40815812
n×3
61223718
n×4
81631624
n×5
102039530
n÷2
10203953
n÷3
6802635.3333333
n÷3
5101976.5
n÷5
4081581.2
n2
416482627304836
n3
8.4995383086701E+21
n4
1.7345777884674E+29
n5
3.539910045673E+36
2 √n
4517.511040385
3 √n
273.27473494311
4 √n
67.212432186203
5 √n
28.97074670471
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
-20407905
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 20407906 can be divided by 8 positive divisors.
The sum of these divisors (counting 20407906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110011001100010
3
Ternary
1102101211101101
4
Quaternary
1031312121202
5
Quinary
20211023111
6
Senary
2005225014
8
Octal
115663142
10
Decimal
20407906
12
Duodecimal
6a0216a
16
Hexadecimal
1376662
20
Vigesimal
67ajf6
36
Base36
c5eua
md5
12c56cbe78fa26be9322285c9183bcc6
sha1
7064b0887ae923fc724599dfed28cfea679406fc
sha256
95d054ef98afd7a016c18dc67e0eb635dd6f9e2a0220d218868e19d0e94fd1d7
sha512
6868b5e951549772dbe59307a745a92b9a0b0dc4ee7e380b399a3c784862eb43f1e30b666327fb75e81d8ddd5aa244730ee66e9183c02a4379e60534f3f35e29
ripemd-160
a3adac5c428fc1d879faa3ca4baa15091c75e250
Diameter
40815812
Circumference
128226655.1295
Area
1.3084187622886E+15
Volume
3.5602782812564E+22
Surface area
5.2336750491546E+15
Circumference
128226655.1295
Perimeter
81631624
Area
416482627304836
Diagonal
28861137.444835
Surface area
2498895763829016
Volume
8.4995383086701E+21
Space diagonal
35347530.06809
Perimeter
61223718
Area
1.8034226774044E+14
Altitude
17673765.034045
Surface area
1.8034226774044E+14
Volume
1.0016801958359E+21
Height
9620379.1482784