13821805 is an odd 8-digits composite number following 13821804
and preceding 13821806 . In scientific notation, it is written as 1.3821805 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 11057440 positive integers (up to 13821805) that are relatively prime to 13821805.
13821805 has 4 divisors, whose sum is 16586172
The reverse of 13821805 is 50812831
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirteen million eight hundred twenty-one thousand eight hundred five
Scientific notation
1.3821805 × 10^7
Engineering notation
1.3821805 × 10^6
Prime Factorization
5 × 2764361
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13821805
Product of the distinct prime numbers
The prime factorization of 13821805 is 5 × 2764361.
Since it has a total of 2 prime factors.
10 , 9 , 64 , 69 , 88 , 463 , 3071 , 4690 , 92211 , 10962 , 528199 , 917760 , 615310 , 6600423 , 37179608 , 19073747 , 116146429 , 513920417 , 7403913739 , 7257215414
n×2
27643610
n×3
41465415
n×4
55287220
n×5
69109025
n÷2
6910902.5
n÷3
4607268.3333333
n÷3
3455451.25
n÷5
2764361
n2
191042293458025
n3
2.6405493269296E+21
n4
3.6497157889702E+28
n5
5.0445659940567E+35
2 √n
3717.7688201393
3 √n
239.98729678133
4 √n
60.973509167009
5 √n
26.798652197605
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
-13821804
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 13821805 can be divided by 4 positive divisors.
The sum of these divisors (counting 13821805) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100101110011101101101
3
Ternary
222000012221201
4
Quaternary
310232131231
5
Quinary
12014244210
6
Senary
1212125501
8
Octal
64563555
10
Decimal
13821805
12
Duodecimal
4766891
16
Hexadecimal
d2e76d
20
Vigesimal
467ea5
36
Base36
888z1
md5
1155811690e898a1f1f0b08b49f8f3b1
sha1
954c534b274f7b9b26229336e4207ea2417e3d1f
sha256
06d40ace1f5837fad4cb35c12f2978aea13d1b89ebc9f24fbd65a1534694383a
sha512
ca76de43a8ac41d40655466fae52f739efcb20bc7d38e4332bb00d752122df9a0d5cab2963fb31b0075916d4ec6154fb815fa08d7ebc9d8a6c938f0f48696f28
ripemd-160
6c2607114ae29873dc0bf927bc7b2a81481b5a2a
Diameter
27643610
Circumference
86844962.094701
Area
6.0017706565268E+14
Volume
1.1060707155898E+22
Surface area
2.4007082626107E+15
Circumference
86844962.094701
Perimeter
55287220
Area
191042293458025
Diagonal
19546984.087476
Surface area
1146253760748150
Volume
2.6405493269296E+21
Space diagonal
23940068.51231
Perimeter
41465415
Area
82723739665946
Altitude
11970034.256155
Surface area
82723739665946
Volume
3.1119172252158E+20
Height
6515661.3624921