20347621 is an odd 8-digits composite number following 20347620
and preceding 20347622 . In scientific notation, it is written as 2.0347621 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17440812 positive integers (up to 20347621) that are relatively prime to 20347621.
20347621 has 4 divisors, whose sum is 23254432
The reverse of 20347621 is 12674302
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million three hundred forty-seven thousand six hundred twenty-one
Scientific notation
2.0347621 × 10^7
Engineering notation
2.0347621 × 10^6
Prime Factorization
7 × 2906803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20347621
Product of the distinct prime numbers
The prime factorization of 20347621 is 7 × 2906803.
Since it has a total of 2 prime factors.
10 , 1 , 35 , 20 , 973 , 552 , 3785 , 9619 , 23119 , 26995 , 26449 , 302856 , 2276759 , 5212249 , 16858451 , 50657008 , 874950296 , 864772760 , 7345951690 , 705044525
n×2
40695242
n×3
61042863
n×4
81390484
n×5
101738105
n÷2
10173810.5
n÷3
6782540.3333333
n÷3
5086905.25
n÷5
4069524.2
n2
414025680359641
n3
8.4244376282251E+21
n4
1.7141726399726E+29
n5
3.4879335206733E+36
2 √n
4510.8337366833
3 √n
273.00538482225
4 √n
67.1627406877
5 √n
28.953610514471
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
-20347620
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 20347621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20347621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100111101011100101
3
Ternary
1102021202200121
4
Quaternary
1031213223211
5
Quinary
20202110441
6
Senary
2004041541
8
Octal
115475345
10
Decimal
20347621
12
Duodecimal
69932b1
16
Hexadecimal
1367ae5
20
Vigesimal
673911
36
Base36
c44bp
md5
46f3f2c76de1dfa95d3ad840092941ad
sha1
0e9c1d1a7fed06a3ac4c7baf04d983bb8930cfa7
sha256
ebd0a486041a84eb861c88ccb526bb2fe489371a24d60829f3025b5a101522dc
sha512
cd8857e1f870b34e0fb1364764086116702b5521f633ebfef39b3d7d2d064538894ee46e64ac2a75bf759c98a7fc13f7352d1171b4ecec830b2d80a410f2ffbb
ripemd-160
61f4fe91662450395b86fe01475048003029ca3a
Diameter
40695242
Circumference
127847873.30326
Area
1.3007000358154E+15
Volume
3.5288201817943E+22
Surface area
5.2028001432615E+15
Circumference
127847873.30326
Perimeter
81390484
Area
414025680359641
Diagonal
28775881.580228
Surface area
2484154082157846
Volume
8.4244376282251E+21
Space diagonal
35243113.385155
Perimeter
61042863
Area
1.7927837850529E+14
Altitude
17621556.692578
Surface area
1.7927837850529E+14
Volume
9.9282949576685E+20
Height
9591960.5267425