20402541 is an odd 8-digits composite number following 20402540
and preceding 20402542 . In scientific notation, it is written as 2.0402541 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13010184 positive integers (up to 20402541) that are relatively prime to 20402541.
20402541 has 8 divisors, whose sum is 23655360
The reverse of 20402541 is 14520402
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million four hundred two thousand five hundred forty-one
Scientific notation
2.0402541 × 10^7
Engineering notation
2.0402541 × 10^6
Prime Factorization
9 × 23 × 98563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402541
Product of the distinct prime numbers
The prime factorization of 20402541 is 9 × 23 × 98563.
Since it has a total of 3 prime factors.
4 , 3 , 16 , 79 , 966 , 46 , 7319 , 6861 , 62652 , 56271 , 906408 , 93245 , 8614367 , 401884 , 15824466 , 11263016 , 937677426 , 48549402 , 5368957089 , 3586128715
n×2
40805082
n×3
61207623
n×4
81610164
n×5
102012705
n÷2
10201270.5
n÷3
6800847
n÷3
5100635.25
n÷5
4080508.2
n2
416263679256681
n3
8.4928367828453E+21
n4
1.7327545066831E+29
n5
3.5352594865537E+36
2 √n
4516.9172009237
3 √n
273.25078593291
4 √n
67.208014409917
5 √n
28.96922333036
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
-20402540
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 20402541 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402541) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101000101101101
3
Ternary
1102101120000200
4
Quaternary
1031311011231
5
Quinary
20210340131
6
Senary
2005144113
8
Octal
115650555
10
Decimal
20402541
12
Duodecimal
69bb039
16
Hexadecimal
137516d
20
Vigesimal
67a671
36
Base36
c5ap9
md5
df8a2be46ff17213e5a7dd070361ba26
sha1
d36aad06018a656ed6c97f2183b66bfe38549bd8
sha256
7f5d85fb913115b6bde1d386df949d816a1f86ca120113e936aea4eb5ae21bad
sha512
931b1d32fcb817b247a6e6c86f8531b5d1fe506ffa9a7630cd03039c35d7a50586e18f7b6c31b8dc7eee9d254320b0f2c01819b3e98664a92a658a57dd3d74b3
ripemd-160
04be118466b082dd63c71c8c5e91b85412c31826
Diameter
40805082
Circumference
128192945.84033
Area
1.307730916709E+15
Volume
3.5574711526832E+22
Surface area
5.2309236668362E+15
Circumference
128192945.84033
Perimeter
81610164
Area
416263679256681
Diagonal
28853550.189073
Surface area
2497582075540086
Volume
8.4928367828453E+21
Space diagonal
35338237.615507
Perimeter
61207623
Area
1.8024746045453E+14
Altitude
17669118.807754
Surface area
1.8024746045453E+14
Volume
1.0008904134434E+21
Height
9617850.0630244