20210409 is an odd 8-digits composite number following 20210408
and preceding 20210410 . In scientific notation, it is written as 2.0210409 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 13455000 positive integers (up to 20210409) that are relatively prime to 20210409.
20210409 has 8 divisors, whose sum is 22487040
The reverse of 20210409 is 90401202
Previous prime number is 1151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million two hundred ten thousand four hundred nine
Scientific notation
2.0210409 × 10^7
Engineering notation
2.0210409 × 10^6
Prime Factorization
9 × 1151 × 1951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20210409
Product of the distinct prime numbers
The prime factorization of 20210409 is 9 × 1151 × 1951.
Since it has a total of 3 prime factors.
7 , 3 , 98 , 84 , 65 , 725 , 9866 , 9531 , 75309 , 60613 , 128743 , 211854 , 5826430 , 4209141 , 25235177 , 23951098 , 323075123 , 325634192 , 3429763413 , 8844134589
n×2
40420818
n×3
60631227
n×4
80841636
n×5
101052045
n÷2
10105204.5
n÷3
6736803
n÷3
5052602.25
n÷5
4042081.8
n2
408460631947281
n3
8.255156432053E+21
n4
1.6684008785077E+29
n5
3.37190641306E+36
2 √n
4495.5988477621
3 √n
272.39033940136
4 √n
67.049227048208
5 √n
28.914455643413
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
-20210408
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 20210409 can be divided by 8 positive divisors.
The sum of these divisors (counting 20210409) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110001011101001
3
Ternary
1102000210110200
4
Quaternary
1031012023221
5
Quinary
20133213114
6
Senary
2001102413
8
Octal
115061351
10
Decimal
20210409
12
Duodecimal
6927a09
16
Hexadecimal
13462e9
20
Vigesimal
666609
36
Base36
c16g9
md5
d36b0bcf067f7226775a8f690c3372ad
sha1
758c27d838e21a3e2fcdd8b0882f186ac76f8649
sha256
6d50ad76e918cafb743681d1503741ee101e9637de65de8abf20b2a03511781d
sha512
23e8248ac5b2783b438038ff2db208a6891241b840017dc912e756474f28a6f47ea12dd76687957eff546bbb364687861b0cb90ab55f1c8cc5c022a65b50cd75
ripemd-160
174e2622054178e1268ecb5e2ed222c925aac8be
Diameter
40420818
Circumference
126985744.88089
Area
1.2832169206062E+15
Volume
3.4579118401563E+22
Surface area
5.1328676824249E+15
Circumference
126985744.88089
Perimeter
80841636
Area
408460631947281
Diagonal
28581834.508907
Surface area
2450763791683686
Volume
8.255156432053E+21
Space diagonal
35005455.229747
Perimeter
60631227
Area
1.768686418561E+14
Altitude
17502727.614874
Surface area
1.768686418561E+14
Volume
9.7287951547674E+20
Height
9527278.1696358