20015291 is an odd 8-digits composite number following 20015290
and preceding 20015292 . In scientific notation, it is written as 2.0015291 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 19543680 positive integers (up to 20015291) that are relatively prime to 20015291.
20015291 has 8 divisors, whose sum is 20490624
The reverse of 20015291 is 19251002
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million fifteen thousand two hundred ninety-one
Scientific notation
2.0015291 × 10^7
Engineering notation
2.0015291 × 10^6
Prime Factorization
53 × 241 × 1567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20015291
Product of the distinct prime numbers
The prime factorization of 20015291 is 53 × 241 × 1567.
Since it has a total of 3 prime factors.
9 , 4 , 17 , 25 , 613 , 88 , 574 , 7237 , 97282 , 75326 , 11673 , 995650 , 320917 , 5113325 , 84617168 , 63100029 , 374628549 , 164847004 , 2700990626 , 1001518569
n×2
40030582
n×3
60045873
n×4
80061164
n×5
100076455
n÷2
10007645.5
n÷3
6671763.6666667
n÷3
5003822.75
n÷5
4003058.2
n2
400611873814681
n3
8.0183632324561E+21
n4
1.6048987344131E+29
n5
3.212251519481E+36
2 √n
4473.8452141307
3 √n
271.51092097019
4 √n
66.886808969562
5 √n
28.858408834317
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
-20015290
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 20015291 can be divided by 8 positive divisors.
The sum of these divisors (counting 20015291) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010110100010111011
3
Ternary
1101122212211002
4
Quaternary
1030112202323
5
Quinary
20110442131
6
Senary
1552555215
8
Octal
114264273
10
Decimal
20015291
12
Duodecimal
6852b0b
16
Hexadecimal
13168bb
20
Vigesimal
651i4b
36
Base36
bwzwb
md5
44baf14f143cb9d0eb585989c66c3f22
sha1
c3bd32c0eda68f08a01f43338995d4ecf075a264
sha256
b75766e4a9fd1ca8e7dc5f1f321ac42bee349c4f943fd63f3cc44a4057fc488a
sha512
17e29dd04324b87ed3ee053e33e7f0f00ea913dca41d7b319a3bf6d962dbbb7a6f465efc0389b405c4ba29e851e3312ce8fc652e12f5a20034a68c9c65ad0393
ripemd-160
7692c71f00490137c9acfc3754beb15066391788
Diameter
40030582
Circumference
125759782.33012
Area
1.258559319717E+15
Volume
3.3587241366532E+22
Surface area
5.0342372788682E+15
Circumference
125759782.33012
Perimeter
80061164
Area
400611873814681
Diagonal
28305895.987044
Surface area
2403671242888086
Volume
8.0183632324561E+21
Space diagonal
34667500.940276
Perimeter
60045873
Area
1.734700298906E+14
Altitude
17333750.470138
Surface area
1.734700298906E+14
Volume
9.449731692811E+20
Height
9435298.6623481