20307621 is an odd 8-digits composite number following 20307620
and preceding 20307622 . In scientific notation, it is written as 2.0307621 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13527360 positive integers (up to 20307621) that are relatively prime to 20307621.
20307621 has 8 divisors, whose sum is 27098944
The reverse of 20307621 is 12670302
Previous prime number is 1831
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million three hundred seven thousand six hundred twenty-one
Scientific notation
2.0307621 × 10^7
Engineering notation
2.0307621 × 10^6
Prime Factorization
3 × 1831 × 3697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20307621
Product of the distinct prime numbers
The prime factorization of 20307621 is 3 × 1831 × 3697.
Since it has a total of 3 prime factors.
2 , 8 , 68 , 12 , 316 , 983 , 1938 , 1298 , 34082 , 11539 , 676230 , 32158 , 8047916 , 543050 , 42828975 , 37906003 , 580091934 , 267403803 , 6526824979 , 3396307900
n×2
40615242
n×3
60922863
n×4
81230484
n×5
101538105
n÷2
10153810.5
n÷3
6769207
n÷3
5076905.25
n÷5
4061524.2
n2
412399470679641
n3
8.3748521511628E+21
n4
1.7007332341685E+29
n5
3.4537845941598E+36
2 √n
4506.3977853714
3 √n
272.82637324825
4 √n
67.129708664431
5 √n
28.942217967076
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
-20307620
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 20307621 can be divided by 8 positive divisors.
The sum of these divisors (counting 20307621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011101111010100101
3
Ternary
1102012201211010
4
Quaternary
1031131322211
5
Quinary
20144320441
6
Senary
2003132433
8
Octal
115357245
10
Decimal
20307621
12
Duodecimal
6974119
16
Hexadecimal
135dea5
20
Vigesimal
66i911
36
Base36
c39gl
md5
e0ee4ac7b023f26848020c419d4ac037
sha1
edcc6c4f98d3edea06a1437547e4f37a350d161f
sha256
aaa33d7c84471b648712db1ca5f65f48f2daa66bc10a92349ee766aaf1316aba
sha512
dfa2aaf49fa8db246b034477d474ca5d2639c6d8c73ac8dc463a6af7a2b4c2fe62580256bc2993165a026aa9e77fcd77ea54bb074e562c3d9e381abce015d9fb
ripemd-160
a1fe45567d04896231473e112580da0d643ecf1e
Diameter
40615242
Circumference
127596545.89097
Area
1.2955911474315E+15
Volume
3.5080498657325E+22
Surface area
5.1823645897259E+15
Circumference
127596545.89097
Perimeter
81230484
Area
412399470679641
Diagonal
28719313.037733
Surface area
2474396824077846
Volume
8.3748521511628E+21
Space diagonal
35173831.352853
Perimeter
60922863
Area
1.7857420905791E+14
Altitude
17586915.676426
Surface area
1.7857420905791E+14
Volume
9.8698579125366E+20
Height
9573104.3459109