20451013 is an odd 8-digits composite number following 20451012
and preceding 20451014 . In scientific notation, it is written as 2.0451013 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 18313680 positive integers (up to 20451013) that are relatively prime to 20451013.
20451013 has 8 divisors, whose sum is 22644000
The reverse of 20451013 is 31015402
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million four hundred fifty-one thousand thirteen
Scientific notation
2.0451013 × 10^7
Engineering notation
2.0451013 × 10^6
Prime Factorization
11 × 67 × 27749
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20451013
Product of the distinct prime numbers
The prime factorization of 20451013 is 11 × 67 × 27749.
Since it has a total of 3 prime factors.
2 , 6 , 91 , 78 , 334 , 971 , 5658 , 2836 , 20105 , 57991 , 738982 , 96857 , 7148100 , 9314439 , 55895418 , 66538722 , 374612065 , 417199510 , 7511720797 , 4605015347
n×2
40902026
n×3
61353039
n×4
81804052
n×5
102255065
n÷2
10225506.5
n÷3
6817004.3333333
n÷3
5112753.25
n÷5
4090202.6
n2
418243932726169
n3
8.553512105354E+21
n4
1.7492798726225E+29
n5
3.5774545415642E+36
2 √n
4522.2796242603
3 √n
273.46700960212
4 √n
67.247896801761
5 √n
28.982975182802
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
-20451012
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 20451013 can be divided by 8 positive divisors.
The sum of these divisors (counting 20451013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000000111011000101
3
Ternary
1102111000111221
4
Quaternary
1032000323011
5
Quinary
20213413023
6
Senary
2010200341
8
Octal
116007305
10
Decimal
20451013
12
Duodecimal
6a230b1
16
Hexadecimal
1380ec5
20
Vigesimal
67g7ad
36
Base36
c6c3p
md5
111200a0bde1e07aa584c75e58a6592a
sha1
6f9b80add0c4c92c9709dd13a04269be71c73249
sha256
bb868771d97e98628ab07eeea723ac74b2fd35b37a3e2e9f87ca5e4cd2949ff3
sha512
c71cc0c1ee0ac86e3306c707725211cadcd72a31859739e3d41e2f53dd569c83f8ddab54dd59300debbcef5e7a020b696398e4b144d574a28579b0b2c29d13b7
ripemd-160
8703c2708bb505dd8c1d9a50af28e814f68e05dc
Diameter
40902026
Circumference
128497504.39854
Area
1.313952066461E+15
Volume
3.5828867723429E+22
Surface area
5.2558082658441E+15
Circumference
128497504.39854
Perimeter
81804052
Area
418243932726169
Diagonal
28922099.948868
Surface area
2509463596357014
Volume
8.553512105354E+21
Space diagonal
35422193.582252
Perimeter
61353039
Area
1.8110493535979E+14
Altitude
17711096.791126
Surface area
1.8110493535979E+14
Volume
1.0080410687762E+21
Height
9640699.9829562