20208715 is an odd 8-digits composite number following 20208714
and preceding 20208716 . In scientific notation, it is written as 2.0208715 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16043040 positive integers (up to 20208715) that are relatively prime to 20208715.
20208715 has 8 divisors, whose sum is 24436368
The reverse of 20208715 is 51780202
Previous prime number is 30853
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred eight thousand seven hundred fifteen
Scientific notation
2.0208715 × 10^7
Engineering notation
2.0208715 × 10^6
Prime Factorization
5 × 30853 × 131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20208715
Product of the distinct prime numbers
The prime factorization of 20208715 is 5 × 30853 × 131.
Since it has a total of 3 prime factors.
2 , 4 , 59 , 57 , 607 , 147 , 2385 , 7210 , 40930 , 62707 , 170721 , 696046 , 6360466 , 9678728 , 54672050 , 15331224 , 880558527 , 797855509 , 550375469 , 4291044738
n×2
40417430
n×3
60626145
n×4
80834860
n×5
101043575
n÷2
10104357.5
n÷3
6736238.3333333
n÷3
5052178.75
n÷5
4041743
n2
408392161951225
n3
8.2530808091061E+21
n4
1.667841579432E+29
n5
3.370493514389E+36
2 √n
4495.4104373238
3 √n
272.38272876653
4 √n
67.04782201775
5 √n
28.913970915666
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
-20208714
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 20208715 can be divided by 8 positive divisors.
The sum of these divisors (counting 20208715) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000101110001001011
3
Ternary
1102000201010221
4
Quaternary
1031011301023
5
Quinary
20133134330
6
Senary
2001050511
8
Octal
115056113
10
Decimal
20208715
12
Duodecimal
6926a37
16
Hexadecimal
1345c4b
20
Vigesimal
6661ff
36
Base36
c1557
md5
f4350c20b963f03300691cc59a446d46
sha1
34057b7dbc889dc06e4477060dd6e99eee976664
sha256
767a0d6b344d422e0b2e916057f9b65da55365a1ea19f7b78de5c5f6817604aa
sha512
9d399a4dfc7e865b414fcb22230ceaa8614b79e0612721210b722d3630e070255e489f6219e4a64403a0f01fa18f291d97c8ecbb2b010c325f32b365a99a1411
ripemd-160
f4b0c627c27700d07f2bdb5ee94e2db9dd749cb7
Diameter
40417430
Circumference
126975101.16498
Area
1.2830018157696E+15
Volume
3.4570424052494E+22
Surface area
5.1320072630785E+15
Circumference
126975101.16498
Perimeter
80834860
Area
408392161951225
Diagonal
28579438.831133
Surface area
2450352971707350
Volume
8.2530808091061E+21
Space diagonal
35002521.135679
Perimeter
60626145
Area
1.768389934781E+14
Altitude
17501260.56784
Surface area
1.768389934781E+14
Volume
9.7263490096659E+20
Height
9526479.6103775