20541720 is an even 8-digits composite number following 20541719
and preceding 20541721 . In scientific notation, it is written as 2.0541720 × 10^7.
The sum of its digits is 21. It has a total of 6 prime factors and 32 positive divisors.
There are 5398400 positive integers (up to 20541720) that are relatively prime to 20541720.
20541720 has 32 divisors, whose sum is 41679360
The reverse of 20541720 is 02714502
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million five hundred forty-one thousand seven hundred twenty
Scientific notation
2.0541720 × 10^7
Engineering notation
2.0541720 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 71 × 2411
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5135430
Product of the distinct prime numbers
The prime factorization of 20541720 is 2 × 2 × 2 × 15 × 71 × 2411.
Since it has a total of 6 prime factors.
6 , 6 , 83 , 8 , 636 , 122 , 6207 , 6702 , 34893 , 93747 , 301208 , 906759 , 839628 , 1214335 , 65035296 , 29645310 , 155994545 , 308703708 , 5772627486 , 7339262941
n×2
41083440
n×3
61625160
n×4
82166880
n×5
102708600
n÷2
10270860
n÷3
6847240
n÷3
5135430
n÷5
4108344
n2
421962260558400
n3
8.6678306069577E+21
n4
1.7805214933556E+29
n5
3.6574973970492E+36
2 √n
4532.2974306636
3 √n
273.87071884298
4 √n
67.322339759278
5 √n
29.008639505478
1 , 2 , 4 , 8 , 15 , 30 , 60 , 71 , 120 , 142 , 284 , 568 , 1065 , 2130 , 2411 , 4260 , 4822 , 8520 , 9644 , 19288 , 36165 , 72330 , 144660 , 171181 , 289320 , 342362 , 684724 , 1369448 , 2567715 , 5135430 , 10270860 , 20541720
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20541719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20541720 can be divided by 32 positive divisors.
The sum of these divisors (counting 20541720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110010111000100011000
3
Ternary
1102122121221110
4
Quaternary
1032113010120
5
Quinary
20224313340
6
Senary
2012140320
8
Octal
116270430
10
Decimal
20541720
12
Duodecimal
6a676a0
16
Hexadecimal
1397118
20
Vigesimal
687e60
36
Base36
c8a3c
md5
694d3da951821c05aa5fa2b51fe3f85a
sha1
b8f0bf0ced29661471bca5e6afa68f4e15bda7bb
sha256
bb744f559188c04146dd7ddb5e08b45fc5a8b827664ba82bda061210b112b6c5
sha512
c499acc0c212f77a694dcde06ffc587df6a42b64a1fe4627c6996d998a11136aad0f5a52d5110670549876b243198ab6cdb86574468fccc45d6b59f207bfffcc
ripemd-160
227ee2362a9c6b620d4ffaa4c01ca794c0b6a9ca
Diameter
41083440
Circumference
129067433.2882
Area
1.3256335378624E+15
Volume
3.6307723943172E+22
Surface area
5.3025341514496E+15
Circumference
129067433.2882
Perimeter
82166880
Area
421962260558400
Diagonal
29050379.018471
Surface area
2531773563350400
Volume
8.6678306069577E+21
Space diagonal
35579302.714854
Perimeter
61625160
Area
1.8271501854094E+14
Altitude
17789651.357427
Surface area
1.8271501854094E+14
Volume
1.0215136333927E+21
Height
9683459.6728236