20797147 is an odd 8-digits composite number following 20797146
and preceding 20797148 . In scientific notation, it is written as 2.0797147 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16877952 positive integers (up to 20797147) that are relatively prime to 20797147.
20797147 has 8 divisors, whose sum is 23795936
The reverse of 20797147 is 74179702
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred ninety-seven thousand one hundred forty-seven
Scientific notation
2.0797147 × 10^7
Engineering notation
2.0797147 × 10^6
Prime Factorization
1537 × 7 × 1933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797147
Product of the distinct prime numbers
The prime factorization of 20797147 is 1537 × 7 × 1933.
Since it has a total of 3 prime factors.
3 , 1 , 66 , 68 , 145 , 524 , 7159 , 4759 , 38800 , 52235 , 212342 , 481042 , 7444084 , 7068419 , 51021584 , 75170549 , 842200989 , 458306258 , 9015841034 , 309454281
n×2
41594294
n×3
62391441
n×4
83188588
n×5
103985735
n÷2
10398573.5
n÷3
6932382.3333333
n÷3
5199286.75
n÷5
4159429.4
n2
432521323339609
n3
8.9952095421284E+21
n4
1.8707469514345E+29
n5
3.8906199348784E+36
2 √n
4560.3889088542
3 √n
275.00119889284
4 √n
67.530651624682
5 √n
29.080425202003
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
-20797146
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 20797147 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797147) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101011011011011
3
Ternary
1110010121022201
4
Quaternary
1033111123123
5
Quinary
20311002042
6
Senary
2021431031
8
Octal
117253333
10
Decimal
20797147
12
Duodecimal
6b6b477
16
Hexadecimal
13d56db
20
Vigesimal
69jch7
36
Base36
cdr6j
md5
a0acebbf28f89583a61afd8f7c346aae
sha1
3c966c0e3200700c40dfd0d78995359f498b23d3
sha256
21f2e2bdb409dc5590d5e6250467aa0e26b167eaed7600d70da0c716e498d2ce
sha512
2c7fc62aca6d10e9e7c39d80a42369b2118e00bb770f056b2d978ec1b8e33d1d3f91abc19ec72930d0928adf9176c46e7d25f95fd816b24944e7caef7e0992de
ripemd-160
a9d51803f651d6033617321da41123aef08d7e43
Diameter
41594294
Circumference
130672328.46165
Area
1.3588058119247E+15
Volume
3.7679045620068E+22
Surface area
5.4352232476986E+15
Circumference
130672328.46165
Perimeter
83188588
Area
432521323339609
Diagonal
29411607.346067
Surface area
2595127940037654
Volume
8.9952095421284E+21
Space diagonal
36021715.256479
Perimeter
62391441
Area
1.8728722684528E+14
Altitude
18010857.628239
Surface area
1.8728722684528E+14
Volume
1.0600956109055E+21
Height
9803869.1153556