13805909 is an odd 8-digits composite number following 13805908
and preceding 13805910 . In scientific notation, it is written as 1.3805909 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 12743904 positive integers (up to 13805909) that are relatively prime to 13805909.
13805909 has 4 divisors, whose sum is 14867916
The reverse of 13805909 is 90950831
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirteen million eight hundred five thousand nine hundred nine
Scientific notation
1.3805909 × 10^7
Engineering notation
1.3805909 × 10^6
Prime Factorization
13 × 1061993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13805909
Product of the distinct prime numbers
The prime factorization of 13805909 is 13 × 1061993.
Since it has a total of 2 prime factors.
7 , 3 , 87 , 78 , 193 , 823 , 1771 , 5237 , 58787 , 11404 , 378509 , 834438 , 9492174 , 1458537 , 34791563 , 23266656 , 167831862 , 388416543 , 2198609396 , 468367596
n×2
27611818
n×3
41417727
n×4
55223636
n×5
69029545
n÷2
6902954.5
n÷3
4601969.6666667
n÷3
3451477.25
n÷5
2761181.8
n2
190603123316281
n3
2.6314493756204E+21
n4
3.6329550617921E+28
n5
5.0156246984192E+35
2 √n
3715.6303637472
3 √n
239.89526101021
4 √n
60.955970698096
5 √n
26.792485311614
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
-13805908
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 13805909 can be divided by 4 positive divisors.
The sum of these divisors (counting 13805909) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100101010100101010101
3
Ternary
221222102010222
4
Quaternary
310222211111
5
Quinary
12013242114
6
Senary
1211524125
8
Octal
64524525
10
Decimal
13805909
12
Duodecimal
4759645
16
Hexadecimal
d2a955
20
Vigesimal
465ef9
36
Base36
87wph
md5
a1c29fb2ef4304a1e974fc6f10fcfe7f
sha1
a127cfb1463cdf98925b2b6f049df4421a7d37e8
sha256
bb34ef33094ba551bebd378f657ac7fca3cb2be91274d6fd8a5976ff52f1a54b
sha512
d6a24010c4c112a69e5f458b38548ada83110500a0fc58b70887004cfaa11cbc4271188d9350138fdf05084f07ef7c7ddf5409706394c16dfc86640be3ccb920
ripemd-160
e1d953069ce731fbb71869603c413b7f497f256e
Diameter
27611818
Circumference
86745084.581058
Area
5.987973719617E+14
Volume
1.102258936899E+22
Surface area
2.3951894878468E+15
Circumference
86745084.581058
Perimeter
55223636
Area
190603123316281
Diagonal
19524503.748689
Surface area
1143618739897686
Volume
2.6314493756204E+21
Space diagonal
23912535.832672
Perimeter
41417727
Area
82533573416279
Altitude
11956267.916336
Surface area
82533573416279
Volume
3.1011928297504E+20
Height
6508167.9162296