20280513 is an odd 8-digits composite number following 20280512
and preceding 20280514 . In scientific notation, it is written as 2.0280513 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12291200 positive integers (up to 20280513) that are relatively prime to 20280513.
20280513 has 8 divisors, whose sum is 29498976
The reverse of 20280513 is 31508202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred eighty thousand five hundred thirteen
Scientific notation
2.0280513 × 10^7
Engineering notation
2.0280513 × 10^6
Prime Factorization
3 × 11 × 614561
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20280513
Product of the distinct prime numbers
The prime factorization of 20280513 is 3 × 11 × 614561.
Since it has a total of 3 prime factors.
10 , 8 , 6 , 19 , 586 , 535 , 6984 , 729 , 78723 , 22624 , 385020 , 41745 , 665181 , 3432093 , 66627757 , 88254937 , 169449118 , 282972321 , 5384404025 , 3545648747
n×2
40561026
n×3
60841539
n×4
81122052
n×5
101402565
n÷2
10140256.5
n÷3
6760171
n÷3
5070128.25
n÷5
4056102.6
n2
411299207543169
n3
8.3413589254689E+21
n4
1.6916703812564E+29
n5
3.4307943158785E+36
2 √n
4503.3890571435
3 √n
272.70492343121
4 √n
67.107295111214
5 √n
28.934487028063
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
-20280512
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 20280513 can be divided by 8 positive divisors.
The sum of these divisors (counting 20280513) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010111010011000001
3
Ternary
1102011100122010
4
Quaternary
1031113103001
5
Quinary
20142434023
6
Senary
2002403133
8
Octal
115272301
10
Decimal
20280513
12
Duodecimal
69604a9
16
Hexadecimal
13574c1
20
Vigesimal
66f15d
36
Base36
c2ojl
md5
dc539d609632900f071a7eb44e327313
sha1
6dbc7149d7b31325fafecac07f9cadf8ee9f290b
sha256
e4c4ea1e44081db7fc65204b39722ee13c07c57af30a19466f3ab45eb43904f5
sha512
c149749f22c2c307be29c209f4691e150e241a8ef94d730cb11dcf01f59fd34313edf518d8dc5e9b58304060e59e2ccce2da37ab5bec08e5059f8c232d973a1a
ripemd-160
412860fca4f2c9061ef2524178fa3711d60985a2
Diameter
40561026
Circumference
127426221.30366
Area
1.2921345688449E+15
Volume
3.4940202561612E+22
Surface area
5.1685382753797E+15
Circumference
127426221.30366
Perimeter
81122052
Area
411299207543169
Diagonal
28680976.536484
Surface area
2467795245259014
Volume
8.3413589254689E+21
Space diagonal
35126878.919561
Perimeter
60841539
Area
1.780977811444E+14
Altitude
17563439.459781
Surface area
1.780977811444E+14
Volume
9.8303857675167E+20
Height
9560325.5121613