20749550 is an even 8-digits composite number following 20749549
and preceding 20749551 . In scientific notation, it is written as 2.0749550 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 8299800 positive integers (up to 20749550) that are relatively prime to 20749550.
20749550 has 12 divisors, whose sum is 38594256
The reverse of 20749550 is 05594702
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million seven hundred forty-nine thousand five hundred fifty
Scientific notation
2.0749550 × 10^7
Engineering notation
2.0749550 × 10^6
Prime Factorization
2 × 5 × 5 × 414991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4149910
Product of the distinct prime numbers
The prime factorization of 20749550 is 2 × 5 × 5 × 414991.
Since it has a total of 4 prime factors.
6 , 3 , 34 , 23 , 470 , 438 , 7038 , 5906 , 95696 , 38004 , 959404 , 408224 , 6318019 , 9416936 , 9938290 , 88292480 , 750052633 , 300161967 , 2023622532 , 6994240092
n×2
41499100
n×3
62248650
n×4
82998200
n×5
103747750
n÷2
10374775
n÷3
6916516.6666667
n÷3
5187387.5
n÷5
4149910
n2
430543825202500
n3
8.9335906282305E+21
n4
1.8536798542E+29
n5
3.8463022818716E+36
2 √n
4555.1673953874
3 √n
274.79124653328
4 √n
67.491980230153
5 √n
29.067102125944
1 , 2 , 5 , 10 , 25 , 50 , 414991 , 829982 , 2074955 , 4149910 , 10374775 , 20749550
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20749549
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20749550 can be divided by 12 positive divisors.
The sum of these divisors (counting 20749550) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111001001110011101110
3
Ternary
1110001012000212
4
Quaternary
1033021303232
5
Quinary
20302441200
6
Senary
2020422422
8
Octal
117116356
10
Decimal
20749550
12
Duodecimal
6b47a12
16
Hexadecimal
13c9cee
20
Vigesimal
69ddha
36
Base36
ccqge
md5
d351b5fcc9fa9f0ec06497c635c17a52
sha1
c596b2e338c8296af3cc8fb3d4f4810343f283f4
sha256
a1093a5aebadb5b9dc5bd4ed5dd433d36b3b518daea293e7fdd0cf528bad89a1
sha512
83d7c4a8534611a8a00c955058cdea5e8911e0bbbeb335668118b6978bc2a0e739d9a793885ebcec2b6ef3b26ad85937587ba465ecf2b08383e386e9d80c55b5
ripemd-160
c90f6bd9bd1a9bf72b2f44ddcb29c9c7ea96a86e
Diameter
41499100
Circumference
130373267.69059
Area
1.3525933183046E+15
Volume
3.7420936917104E+22
Surface area
5.4103732732185E+15
Circumference
130373267.69059
Perimeter
82998200
Area
430543825202500
Diagonal
29344295.023139
Surface area
2583262951215000
Volume
8.9335906282305E+21
Space diagonal
35939274.834191
Perimeter
62248650
Area
1.8643094503395E+14
Altitude
17969637.417095
Surface area
1.8643094503395E+14
Volume
1.0528337522611E+21
Height
9781431.6743796