20485746 is an even 8-digits composite number following 20485745
and preceding 20485747 . In scientific notation, it is written as 2.0485746 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 6828576 positive integers (up to 20485746) that are relatively prime to 20485746.
20485746 has 8 divisors, whose sum is 34142940
The reverse of 20485746 is 64758402
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million four hundred eighty-five thousand seven hundred forty-six
Scientific notation
2.0485746 × 10^7
Engineering notation
2.0485746 × 10^6
Prime Factorization
2 × 9 × 1138097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20485746
Product of the distinct prime numbers
The prime factorization of 20485746 is 2 × 9 × 1138097.
Since it has a total of 3 prime factors.
7 , 9 , 10 , 28 , 569 , 659 , 6308 , 6773 , 96926 , 74555 , 638059 , 305541 , 950094 , 4330732 , 26005791 , 26114899 , 492482155 , 651897285 , 7918159406 , 3463456547
n×2
40971492
n×3
61457238
n×4
81942984
n×5
102428730
n÷2
10242873
n÷3
6828582
n÷3
5121436.5
n÷5
4097149.2
n2
419665789176516
n3
8.5971667619597E+21
n4
1.7611937460515E+29
n5
3.6079367738399E+36
2 √n
4526.1182043778
3 √n
273.62173637199
4 √n
67.276431269634
5 √n
28.992813155174
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
-20485745
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 20485746 can be divided by 8 positive divisors.
The sum of these divisors (counting 20485746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001001011001110010
3
Ternary
1102112210011100
4
Quaternary
1032021121302
5
Quinary
20221020441
6
Senary
2011025230
8
Octal
116113162
10
Decimal
20485746
12
Duodecimal
6a3b216
16
Hexadecimal
1389672
20
Vigesimal
680e76
36
Base36
c72wi
md5
bd56f25c8a2d11308b1c611036617cf7
sha1
d8e185803c9f033f14963505fedfdb8bc1b6218f
sha256
58554d07548c3e4d732a8a4d118078c78e9218a494ee76d44b17ef53d0022d52
sha512
91207f0e5f5a3642caeb6834b0c1acc03f3cb272dbef955cf741fcbe1ee4df74fbea1b425ab4166aee2b457e594f2fd88b1e9f62402f0cb30919f40580e0c81e
ripemd-160
3060ba371f0d5f6ddc3d6c901b8c4357584930b7
Diameter
40971492
Circumference
128715738.27381
Area
1.3184189602399E+15
Volume
3.6011727921412E+22
Surface area
5.2736758409596E+15
Circumference
128715738.27381
Perimeter
81942984
Area
419665789176516
Diagonal
28971219.82853
Surface area
2517994735059096
Volume
8.5971667619597E+21
Space diagonal
35482352.902951
Perimeter
61457238
Area
1.8172061726305E+14
Altitude
17741176.451475
Surface area
1.8172061726305E+14
Volume
1.0131858193955E+21
Height
9657073.2761768