20131816 is an even 8-digits composite number following 20131815
and preceding 20131817 . In scientific notation, it is written as 2.0131816 × 10^7.
The sum of its digits is 22. It has a total of 5 prime factors and 16 positive divisors.
There are 9944304 positive integers (up to 20131816) that are relatively prime to 20131816.
20131816 has 16 divisors, whose sum is 38203200
The reverse of 20131816 is 61813102
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred thirty-one thousand eight hundred sixteen
Scientific notation
2.0131816 × 10^7
Engineering notation
2.0131816 × 10^6
Prime Factorization
2 × 2 × 2 × 83 × 30319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5032954
Product of the distinct prime numbers
The prime factorization of 20131816 is 2 × 2 × 2 × 83 × 30319.
Since it has a total of 5 prime factors.
10 , 6 , 75 , 33 , 659 , 33 , 100 , 5598 , 74555 , 93460 , 822636 , 885245 , 9939916 , 7231001 , 16077091 , 59486747 , 340242794 , 915048769 , 8431354129 , 6533901809
n×2
40263632
n×3
60395448
n×4
80527264
n×5
100659080
n÷2
10065908
n÷3
6710605.3333333
n÷3
5032954
n÷5
4026363.2
n2
405290015457856
n3
8.1592240178347E+21
n4
1.6425999662983E+29
n5
3.3068520283123E+36
2 √n
4486.849228579
3 √n
272.03679577181
4 √n
66.983947544012
5 √n
28.891932428715
1 , 2 , 4 , 8 , 83 , 166 , 332 , 664 , 30319 , 60638 , 121276 , 242552 , 2516477 , 5032954 , 10065908 , 20131816
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20131815
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20131816 can be divided by 16 positive divisors.
The sum of these divisors (counting 20131816) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010111111101000
3
Ternary
1101212210122211
4
Quaternary
1030302333220
5
Quinary
20123204231
6
Senary
1555254504
8
Octal
114627750
10
Decimal
20131816
12
Duodecimal
68aa434
16
Hexadecimal
1332fe8
20
Vigesimal
65g9ag
36
Base36
bzht4
md5
947849e48a758823144a88d3959ae7f6
sha1
6da08f05e9e2c5aabfbbae84ad2f033b781e5273
sha256
878498a8646014e34e0b4ec5bff1d5929a5423c7da7b4f6beba017a9f8a446fb
sha512
066804a5eeab58625a48c9f42b9b178d7dcd3cc20785ad8d3ace013b6e00527449eac5cfae42185afcdbed8d6822d13a8abd23a5170c5d1b7d7aeef610bf78f1
ripemd-160
a3ec0b2e432c4d6897e90aadfc37cdb7ed7ae06c
Diameter
40263632
Circumference
126491930.49804
Area
1.2732561351357E+15
Volume
3.4177277644564E+22
Surface area
5.0930245405428E+15
Circumference
126491930.49804
Perimeter
80527264
Area
405290015457856
Diagonal
28470687.2224
Surface area
2431740092747136
Volume
8.1592240178347E+21
Space diagonal
34869328.160628
Perimeter
60395448
Area
1.7549572464335E+14
Altitude
17434664.080314
Surface area
1.7549572464335E+14
Volume
9.6157377203851E+20
Height
9490229.0741332