20247081 is an odd 8-digits composite number following 20247080
and preceding 20247082 . In scientific notation, it is written as 2.0247081 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13498052 positive integers (up to 20247081) that are relatively prime to 20247081.
20247081 has 4 divisors, whose sum is 26996112
The reverse of 20247081 is 18074202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million two hundred forty-seven thousand eighty-one
Scientific notation
2.0247081 × 10^7
Engineering notation
2.0247081 × 10^6
Prime Factorization
3 × 6749027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20247081
Product of the distinct prime numbers
The prime factorization of 20247081 is 3 × 6749027.
Since it has a total of 2 prime factors.
3 , 9 , 56 , 94 , 963 , 433 , 3111 , 4053 , 60281 , 16533 , 880650 , 533924 , 8795605 , 5897254 , 73358871 , 44083303 , 499804107 , 7040948 , 468284618 , 9317418121
n×2
40494162
n×3
60741243
n×4
80988324
n×5
101235405
n÷2
10123540.5
n÷3
6749027
n÷3
5061770.25
n÷5
4049416.2
n2
409944289020561
n3
8.3001752252867E+21
n4
1.6805432010057E+29
n5
3.4026094314762E+36
2 √n
4499.6756549778
3 √n
272.55499156706
4 √n
67.079621756371
5 √n
28.924941152608
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
-20247080
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 20247081 can be divided by 4 positive divisors.
The sum of these divisors (counting 20247081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001111001000101001
3
Ternary
1102002122202220
4
Quaternary
1031033020221
5
Quinary
20140401311
6
Senary
2001544253
8
Octal
115171051
10
Decimal
20247081
12
Duodecimal
6945089
16
Hexadecimal
134f229
20
Vigesimal
66ahe1
36
Base36
c1yqx
md5
aab493a6c491ee161d8da21ed65267eb
sha1
bc43cfadaffbc8463d7248fd90ac89a383af5c0e
sha256
462abb53914dac8fbaa4ad9c64fbb0f91913a3cb96dce772b0d8ac3c37b2b23f
sha512
a656dde95fe5be1a8ba5d3083097affc7d14f480e657805ea5e36319050bf684d30ed3983252adbeda838c17f3000b4a9d17895bb948c8d6b220bed20e529e12
ripemd-160
0b9ea2cb491aa4f56dd3abdb4c6a0cf3e0aa04b8
Diameter
40494162
Circumference
127216161.85247
Area
1.2878779667681E+15
Volume
3.4767692681692E+22
Surface area
5.1515118670723E+15
Circumference
127216161.85247
Perimeter
80988324
Area
409944289020561
Diagonal
28633696.548667
Surface area
2459665734123366
Volume
8.3001752252867E+21
Space diagonal
35068972.996962
Perimeter
60741243
Area
1.7751108421408E+14
Altitude
17534486.498481
Surface area
1.7751108421408E+14
Volume
9.7818503113947E+20
Height
9544565.5162222