20802623 is an odd 8-digits composite number following 20802622
and preceding 20802624 . In scientific notation, it is written as 2.0802623 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20359968 positive integers (up to 20802623) that are relatively prime to 20802623.
20802623 has 4 divisors, whose sum is 21245280
The reverse of 20802623 is 32620802
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight hundred two thousand six hundred twenty-three
Scientific notation
2.0802623 × 10^7
Engineering notation
2.0802623 × 10^6
Prime Factorization
47 × 442609
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20802623
Product of the distinct prime numbers
The prime factorization of 20802623 is 47 × 442609.
Since it has a total of 2 prime factors.
5 , 1 , 73 , 15 , 847 , 521 , 5242 , 3692 , 17180 , 21512 , 736572 , 701505 , 6080251 , 8963040 , 69045603 , 72436714 , 6626495 , 823944785 , 1702608342 , 964213179
n×2
41605246
n×3
62407869
n×4
83210492
n×5
104013115
n÷2
10401311.5
n÷3
6934207.6666667
n÷3
5200655.75
n÷5
4160524.6
n2
432749123680129
n3
9.0023168734981E+21
n4
1.8727180404592E+29
n5
3.8957447380971E+36
2 √n
4560.9892567293
3 √n
275.0253332034
4 √n
67.535096481232
5 √n
29.081956447025
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20802622
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20802623 can be divided by 4 positive divisors.
The sum of these divisors (counting 20802623) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010110110000111111
3
Ternary
1110010212211112
4
Quaternary
1033112300333
5
Quinary
20311140443
6
Senary
2021512235
8
Octal
117266077
10
Decimal
20802623
12
Duodecimal
6b7267b
16
Hexadecimal
13d6c3f
20
Vigesimal
6a06b3
36
Base36
cdven
md5
11895a0d4c3920de030e8b8a6876bdb2
sha1
6075bd92127dbc6d25b2ac119dba6fac9f703407
sha256
9ecc53083d8ac063a218a79e7e36c296e8db153d86d781c0c71bfff44396c12d
sha512
18c58508d0ce47e701c8193b6689639b9ccab1d7fb0288a4957622c5d07894c934cdbbc152599837a5ef152b3267a4d270efac3911e81a66decc3365a26b670b
ripemd-160
aae1426abf7a0340319acfc0cc616c196675344a
Diameter
41605246
Circumference
130706735.1844
Area
1.3595214678009E+15
Volume
3.7708816740092E+22
Surface area
5.4380858712037E+15
Circumference
130706735.1844
Perimeter
83210492
Area
432749123680129
Diagonal
29419351.579534
Surface area
2596494742080774
Volume
9.0023168734981E+21
Space diagonal
36031199.966701
Perimeter
62407869
Area
1.8738586728622E+14
Altitude
18015599.98335
Surface area
1.8738586728622E+14
Volume
1.0609332179401E+21
Height
9806450.5265115