20118521 is an odd 8-digits prime number following 20118520
and preceding 20118522 . In scientific notation, it is written as 2.0118521 × 10^7.
The sum of its digits is 20. It has a total of 1 prime factors and 2 positive divisors.
There are 20118520 positive integers (up to 20118521) that are relatively prime to 20118521.
20118521 has 2 divisors, whose sum is 20118522
The reverse of 20118521 is 12581102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred eighteen thousand five hundred twenty-one
Scientific notation
2.0118521 × 10^7
Engineering notation
2.0118521 × 10^6
Prime Factorization
20118521
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20118521
Product of the distinct prime numbers
The prime factorization of 20118521 is 20118521.
Since it has a total of 1 prime factors.
4 , 1 , 100 , 77 , 39 , 267 , 6479 , 6308 , 70374 , 77428 , 403448 , 467395 , 8915870 , 5647376 , 35583110 , 48200980 , 600488449 , 906939212 , 4390189114 , 2613679904
n×2
40237042
n×3
60355563
n×4
80474084
n×5
100592605
n÷2
10059260.5
n÷3
6706173.6666667
n÷3
5029630.25
n÷5
4023704.2
n2
404754887227441
n3
8.1430696985379E+21
n4
1.638265187345E+29
n5
3.2959472575169E+36
2 √n
4485.3674319948
3 √n
271.97689844889
4 √n
66.972885797126
5 √n
28.888115388561
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20118522
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10059261
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4485.3675434684
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999005891
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20118521 can be divided by 2 positive divisors.
The sum of these divisors (counting 20118521) is 20118522, the average is 10059261.
Base
System
Value
2
Binary
1001100101111101111111001
3
Ternary
1101212010102102
4
Quaternary
1030233233321
5
Quinary
20122243041
6
Senary
1555113145
8
Octal
114575771
10
Decimal
20118521
12
Duodecimal
68a27b5
16
Hexadecimal
132fbf9
20
Vigesimal
65eg61
36
Base36
bz7jt
md5
4adfafb9b5fab5304a8ec27edf6d62b3
sha1
713b630add32a72bbd9ecaadb3401ec6fe103d08
sha256
4288d0a2d60853a8c060bf3c732a588c0e5a471fc75414a84e0d4add1096c8f5
sha512
35483fb7dfdce64193f990c359541381b961f4075f3c24389e35ba2ffd06823c58979d3173f72047dfe1898c34c714af5b08bc5f341ed828763358bf4cad10d0
ripemd-160
c3b0b0883a0790d9ea606b46a9bcf5c32ea1a890
Diameter
40237042
Circumference
126408395.54938
Area
1.2715749802183E+15
Volume
3.4109610590128E+22
Surface area
5.0862999208732E+15
Circumference
126408395.54938
Perimeter
80474084
Area
404754887227441
Diagonal
28451885.253088
Surface area
2428529323364646
Volume
8.1430696985379E+21
Space diagonal
34846300.545141
Perimeter
60355563
Area
1.7526400732243E+14
Altitude
17423150.272571
Surface area
1.7526400732243E+14
Volume
9.5966996725181E+20
Height
9483961.7510293