20346821 is an odd 8-digits composite number following 20346820
and preceding 20346822 . In scientific notation, it is written as 2.0346821 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 18497100 positive integers (up to 20346821) that are relatively prime to 20346821.
20346821 has 4 divisors, whose sum is 22196544
The reverse of 20346821 is 12864302
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million three hundred forty-six thousand eight hundred twenty-one
Scientific notation
2.0346821 × 10^7
Engineering notation
2.0346821 × 10^6
Prime Factorization
11 × 1849711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20346821
Product of the distinct prime numbers
The prime factorization of 20346821 is 11 × 1849711.
Since it has a total of 2 prime factors.
6 , 2 , 53 , 78 , 678 , 928 , 8090 , 5982 , 33487 , 82026 , 448566 , 572767 , 8554375 , 6801822 , 26543286 , 95808737 , 955107984 , 894110926 , 6025681219 , 8360763589
n×2
40693642
n×3
61040463
n×4
81387284
n×5
101734105
n÷2
10173410.5
n÷3
6782273.6666667
n÷3
5086705.25
n÷5
4069364.2
n2
413993124806041
n3
8.4234440056592E+21
n4
1.7139030738667E+29
n5
3.4872479055316E+36
2 √n
4510.7450604085
3 √n
273.00180689095
4 √n
67.162080524717
5 √n
28.953382839179
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
-20346820
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 20346821 can be divided by 4 positive divisors.
The sum of these divisors (counting 20346821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100111011111000101
3
Ternary
1102021201120222
4
Quaternary
1031213133011
5
Quinary
20202044241
6
Senary
2004034125
8
Octal
115473705
10
Decimal
20346821
12
Duodecimal
6992945
16
Hexadecimal
13677c5
20
Vigesimal
673711
36
Base36
c43ph
md5
b2792e39dd8c4ca2c004e09f10adad65
sha1
30fb82947177b51d3e45d90a98044c1c191bdf39
sha256
a430aeabdcebb04d7e781ab5ba3a8bef49bcb511dd264f78d08a1b6bc040d5c3
sha512
184954738c845b094011d5d1d1e476e4a66e48cff2df7d9f943025cb3a5ca43a6b224a82f37859815ab2496dbb56d4e17472f4244c7577cafdad330909aa2b4d
ripemd-160
f0d5285be8b12bb937004546adfb211d2e78d303
Diameter
40693642
Circumference
127842846.75501
Area
1.3005977595273E+15
Volume
3.5284039741472E+22
Surface area
5.2023910381094E+15
Circumference
127842846.75501
Perimeter
81387284
Area
413993124806041
Diagonal
28774750.209378
Surface area
2483958748836246
Volume
8.4234440056592E+21
Space diagonal
35241727.744509
Perimeter
61040463
Area
1.7926428153707E+14
Altitude
17620863.872255
Surface area
1.7926428153707E+14
Volume
9.9271239622446E+20
Height
9591583.4031259