20791907 is an odd 8-digits composite number following 20791906
and preceding 20791908 . In scientific notation, it is written as 2.0791907 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 20206144 positive integers (up to 20791907) that are relatively prime to 20791907.
20791907 has 8 divisors, whose sum is 21384000
The reverse of 20791907 is 70919702
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred ninety-one thousand nine hundred seven
Scientific notation
2.0791907 × 10^7
Engineering notation
2.0791907 × 10^6
Prime Factorization
47 × 149 × 2969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20791907
Product of the distinct prime numbers
The prime factorization of 20791907 is 47 × 149 × 2969.
Since it has a total of 3 prime factors.
8 , 10 , 78 , 92 , 330 , 792 , 3319 , 4935 , 13642 , 55643 , 829744 , 983895 , 7896098 , 1368583 , 58280805 , 96520876 , 294703312 , 278662786 , 763536561 , 4527897474
n×2
41583814
n×3
62375721
n×4
83167628
n×5
103959535
n÷2
10395953.5
n÷3
6930635.6666667
n÷3
5197976.75
n÷5
4158381.4
n2
432303396696649
n3
8.9884120199008E+21
n4
1.8688622679546E+29
n5
3.8857210471121E+36
2 √n
4559.8143602563
3 √n
274.97810073547
4 √n
67.526397506874
5 √n
29.078959647253
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
-20791906
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 20791907 can be divided by 8 positive divisors.
The sum of these divisors (counting 20791907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010100001001100011
3
Ternary
1110010100010122
4
Quaternary
1033110021203
5
Quinary
20310320112
6
Senary
2021350455
8
Octal
117241143
10
Decimal
20791907
12
Duodecimal
6b6842b
16
Hexadecimal
13d4263
20
Vigesimal
69ijf7
36
Base36
cdn4z
md5
24f76243f210517d61bd35b2fd9bbf97
sha1
66727e6a5153b4968829691147a0124d6d1cbadd
sha256
6c5660c9651fe58de7ac5f25b3d2ff1398848f898994989f7595991ddf408c1e
sha512
93cb951a7dd3853273aa07a371ea8b726bf8389039f80c2fb9f34047c6e2dea28f6a1475eb57b294ccdb152bead7bd1f62ea6c5615598c65976e1efdb720bc6f
ripemd-160
18c68bb6c5ca3f0f469080b474f8fbff90ecac52
Diameter
41583814
Circumference
130639404.57064
Area
1.3581211751841E+15
Volume
3.7650572225545E+22
Surface area
5.4324847007364E+15
Circumference
130639404.57064
Perimeter
83167628
Area
432303396696649
Diagonal
29404196.867
Surface area
2593820380179894
Volume
8.9884120199008E+21
Space diagonal
36012639.310247
Perimeter
62375721
Area
1.871928618408E+14
Altitude
18006319.655123
Surface area
1.871928618408E+14
Volume
1.0592945152284E+21
Height
9801398.9556667