20056561 is an odd 8-digits composite number following 20056560
and preceding 20056562 . In scientific notation, it is written as 2.0056561 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 17144160 positive integers (up to 20056561) that are relatively prime to 20056561.
20056561 has 8 divisors, whose sum is 22984704
The reverse of 20056561 is 16565002
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million fifty-six thousand five hundred sixty-one
Scientific notation
2.0056561 × 10^7
Engineering notation
2.0056561 × 10^6
Prime Factorization
7 × 383 × 7481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20056561
Product of the distinct prime numbers
The prime factorization of 20056561 is 7 × 383 × 7481.
Since it has a total of 3 prime factors.
2 , 1 , 75 , 65 , 128 , 764 , 5374 , 8975 , 65625 , 51596 , 882555 , 656914 , 6770790 , 6015855 , 98159802 , 97010279 , 468708759 , 207291816 , 5162671417 , 7461998194
n×2
40113122
n×3
60169683
n×4
80226244
n×5
100282805
n÷2
10028280.5
n÷3
6685520.3333333
n÷3
5014140.25
n÷5
4011312.2
n2
402265639146721
n3
8.0680653297502E+21
n4
1.6181764443812E+29
n5
3.2455054565495E+36
2 √n
4478.4552024108
3 √n
271.69740444522
4 √n
66.921261213539
5 √n
28.87029979765
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
-20056560
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 20056561 can be divided by 8 positive divisors.
The sum of these divisors (counting 20056561) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100000100111110001
3
Ternary
1101201222102121
4
Quaternary
1030200213301
5
Quinary
20113302221
6
Senary
1553514241
8
Octal
114404761
10
Decimal
20056561
12
Duodecimal
6872981
16
Hexadecimal
13209f1
20
Vigesimal
657181
36
Base36
bxvqp
md5
54902c5429d24c38152fc5a2bfa42e17
sha1
e727be527b84a3dea526fc996c61feeec66ae87b
sha256
7c2ca5ec271000ccc3d8845654cec8b5f22bc1ee6aacb54a75d3f1561e915aa4
sha512
fbfed54b7e7005344b8c9e95670eaab3def4bc83d9288104e7d561456d860228ad613ebef3367436f176af2f8bf78a2be9d5ea9e97898178226b5a8f1ec45023
ripemd-160
17e0c4d3122dc615c813aeb21458700bd3d63f6f
Diameter
40113122
Circumference
126019089.38775
Area
1.2637547767349E+15
Volume
3.3795433024834E+22
Surface area
5.0550191069398E+15
Circumference
126019089.38775
Perimeter
80226244
Area
402265639146721
Diagonal
28364260.580763
Surface area
2413593834880326
Volume
8.0680653297502E+21
Space diagonal
34738982.677104
Perimeter
60169683
Area
1.7418613128532E+14
Altitude
17369491.338552
Surface area
1.7418613128532E+14
Volume
9.5083061762041E+20
Height
9454753.5269211