20351409 is an odd 8-digits composite number following 20351408
and preceding 20351410 . In scientific notation, it is written as 2.0351409 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12523920 positive integers (up to 20351409) that are relatively prime to 20351409.
20351409 has 8 divisors, whose sum is 29222592
The reverse of 20351409 is 90415302
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million three hundred fifty-one thousand four hundred nine
Scientific notation
2.0351409 × 10^7
Engineering notation
2.0351409 × 10^6
Prime Factorization
3 × 13 × 521831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20351409
Product of the distinct prime numbers
The prime factorization of 20351409 is 3 × 13 × 521831.
Since it has a total of 3 prime factors.
2 , 3 , 34 , 84 , 661 , 509 , 5260 , 5436 , 17921 , 16638 , 161123 , 310982 , 2570667 , 1255608 , 73612274 , 10791942 , 600224125 , 305209324 , 5539009138 , 9901443098
n×2
40702818
n×3
61054227
n×4
81405636
n×5
101757045
n÷2
10175704.5
n÷3
6783803
n÷3
5087852.25
n÷5
4070281.8
n2
414179848285281
n3
8.4291434920117E+21
n4
1.7154494672562E+29
n5
3.4911813726963E+36
2 √n
4511.2535951773
3 √n
273.02232505375
4 √n
67.165866295145
5 √n
28.954688459754
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
-20351408
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 20351409 can be divided by 8 positive divisors.
The sum of these divisors (counting 20351409) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101101000100110110001
3
Ternary
1102021221212220
4
Quaternary
1031220212301
5
Quinary
20202221114
6
Senary
2004111253
8
Octal
115504661
10
Decimal
20351409
12
Duodecimal
6995529
16
Hexadecimal
13689b1
20
Vigesimal
673ia9
36
Base36
c478x
md5
11f673369d7a57f2622b898f898c5000
sha1
d15a467ab10f5e7080d1ab2189a111b5b23d6135
sha256
e416809b75fc1b54a91ef807d2d45ebabc245d22c78b95c86084d2c7ae9ef81b
sha512
f6d0f0b38aec8b72540990dabe83d11b8d2115e93ae53973ee3c68c645fee3c14985a3cccf5ee15b6be8a2c450e644f7d574544fe455bdb8a6719c4006edf240
ripemd-160
e11c2337d94eb53bdbc6a4f9eced5380f8894583
Diameter
40702818
Circumference
127871674.0092
Area
1.301184368638E+15
Volume
3.5307913694078E+22
Surface area
5.2047374745519E+15
Circumference
127871674.0092
Perimeter
81405636
Area
414179848285281
Diagonal
28781238.621202
Surface area
2485079089711686
Volume
8.4291434920117E+21
Space diagonal
35249674.393615
Perimeter
61054227
Area
1.7934513517532E+14
Altitude
17624837.196807
Surface area
1.7934513517532E+14
Volume
9.9338408713266E+20
Height
9593746.2070673