20502521 is an odd 8-digits composite number following 20502520
and preceding 20502522 . In scientific notation, it is written as 2.0502521 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 18925392 positive integers (up to 20502521) that are relatively prime to 20502521.
20502521 has 4 divisors, whose sum is 22079652
The reverse of 20502521 is 12520502
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million five hundred two thousand five hundred twenty-one
Scientific notation
2.0502521 × 10^7
Engineering notation
2.0502521 × 10^6
Prime Factorization
13 × 1577117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20502521
Product of the distinct prime numbers
The prime factorization of 20502521 is 13 × 1577117.
Since it has a total of 2 prime factors.
4 , 7 , 34 , 78 , 128 , 967 , 4019 , 7739 , 62315 , 76378 , 864390 , 385963 , 2873367 , 952809 , 67533249 , 93199334 , 132296980 , 581155236 , 4848988343 , 1239451889
n×2
41005042
n×3
61507563
n×4
82010084
n×5
102512605
n÷2
10251260.5
n÷3
6834173.6666667
n÷3
5125630.25
n÷5
4100504.2
n2
420353367355441
n3
8.6183037416256E+21
n4
1.7669695344706E+29
n5
3.6227329986843E+36
2 √n
4527.9709583874
3 √n
273.69640214752
4 √n
67.290199571612
5 √n
28.997559823575
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20502520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20502521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20502521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001101011111111001
3
Ternary
1102120122011122
4
Quaternary
1032031133321
5
Quinary
20222040041
6
Senary
2011235025
8
Octal
116153771
10
Decimal
20502521
12
Duodecimal
6a48a75
16
Hexadecimal
138d7f9
20
Vigesimal
682g61
36
Base36
c7fuh
md5
26fe6f7a4bbcc11eb184ef961e3b18c3
sha1
55d35699ef1a90f0e1c584f4022cbd81fcfaeb6a
sha256
82e658a6cf42e405fadda393f9d6d58ed646440d8da32a34f3d05f760e6d9c9f
sha512
b7feaeb88ad4e99285c191763924c1aca5e2cc960704b982fce30ce747ee27e216d4a489952d829d5ae557e30f48bda1b76148a0d800ee2a48b84a422da48896
ripemd-160
d74ec349e89eb4a44ebea3bec9f996448312bce3
Diameter
41005042
Circumference
128821138.70734
Area
1.3205790507956E+15
Volume
3.6100266294795E+22
Surface area
5.2823162031823E+15
Circumference
128821138.70734
Perimeter
82010084
Area
420353367355441
Diagonal
28994943.261039
Surface area
2522120204132646
Volume
8.6183037416256E+21
Space diagonal
35511408.055248
Perimeter
61507563
Area
1.8201834734807E+14
Altitude
17755704.027624
Surface area
1.8201834734807E+14
Volume
1.0156768363381E+21
Height
9664981.0870131