20201291 is an odd 8-digits composite number following 20201290
and preceding 20201292 . In scientific notation, it is written as 2.0201291 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 17566120 positive integers (up to 20201291) that are relatively prime to 20201291.
20201291 has 8 divisors, whose sum is 22996224
The reverse of 20201291 is 19210202
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million two hundred one thousand two hundred ninety-one
Scientific notation
2.0201291 × 10^7
Engineering notation
2.0201291 × 10^6
Prime Factorization
11 × 23 × 79847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20201291
Product of the distinct prime numbers
The prime factorization of 20201291 is 11 × 23 × 79847.
Since it has a total of 3 prime factors.
9 , 6 , 26 , 49 , 473 , 769 , 6024 , 2400 , 7870 , 54119 , 197435 , 209542 , 6620893 , 9800993 , 85188992 , 42932664 , 865355190 , 944055454 , 5155417963 , 3028636814
n×2
40402582
n×3
60603873
n×4
80805164
n×5
101006455
n÷2
10100645.5
n÷3
6733763.6666667
n÷3
5050322.75
n÷5
4040258.2
n2
408092158066681
n3
8.243988439923E+21
n4
1.6653920947552E+29
n5
3.364307033525E+36
2 √n
4494.5846304191
3 √n
272.34936994
4 √n
67.041663392395
5 √n
28.911846199966
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
-20201290
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 20201291 can be divided by 8 positive divisors.
The sum of these divisors (counting 20201291) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011111101001011
3
Ternary
1102000022221222
4
Quaternary
1031003331023
5
Quinary
20132420131
6
Senary
2000552255
8
Octal
115037513
10
Decimal
20201291
12
Duodecimal
692268b
16
Hexadecimal
1343f4b
20
Vigesimal
66534b
36
Base36
c0zez
md5
e29534f77d4fd0cb7e257dfcf9ce8974
sha1
e7dcbef6ddc6423b5ec51faad4291023ebd3fb88
sha256
84ef328e3d87402b715b3a26e1e29d7445fbfadbe0e6aa54efdc9aa1d33545e9
sha512
a9f53c0d81c1afa5398e89142f0e0bad679ac6a1788e4fb721127501f7c6e78834d7ed33c97c8d882c3eee2d2a6f9447258d113bd051330015a13c8ee29fe571
ripemd-160
040f24d897638f05c89184449c9182812774ea01
Diameter
40402582
Circumference
126928454.79726
Area
1.2820593257699E+15
Volume
3.4532338025522E+22
Surface area
5.1282373030796E+15
Circumference
126928454.79726
Perimeter
80805164
Area
408092158066681
Diagonal
28568939.709646
Surface area
2448552948400086
Volume
8.243988439923E+21
Space diagonal
34989662.390484
Perimeter
60603873
Area
1.7670908798548E+14
Altitude
17494831.195242
Surface area
1.7670908798548E+14
Volume
9.7156335498218E+20
Height
9522979.9032152