20181307 is an odd 8-digits composite number following 20181306
and preceding 20181308 . In scientific notation, it is written as 2.0181307 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19689040 positive integers (up to 20181307) that are relatively prime to 20181307.
20181307 has 4 divisors, whose sum is 20673576
The reverse of 20181307 is 70318102
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred eighty-one thousand three hundred seven
Scientific notation
2.0181307 × 10^7
Engineering notation
2.0181307 × 10^6
Prime Factorization
41 × 492227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20181307
Product of the distinct prime numbers
The prime factorization of 20181307 is 41 × 492227.
Since it has a total of 2 prime factors.
2 , 10 , 34 , 12 , 470 , 178 , 9724 , 3587 , 46727 , 40738 , 557548 , 58861 , 9682717 , 9785163 , 18629273 , 88013704 , 517891881 , 402727567 , 9006666259 , 2939814637
n×2
40362614
n×3
60543921
n×4
80725228
n×5
100906535
n÷2
10090653.5
n÷3
6727102.3333333
n÷3
5045326.75
n÷5
4036261.4
n2
407285152228249
n3
8.21954669366E+21
n4
1.6588119522559E+29
n5
3.3476993263745E+36
2 √n
4492.3609605641
3 √n
272.2595336767
4 √n
67.025077102261
5 √n
28.90612376278
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
-20181306
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 20181307 can be divided by 4 positive divisors.
The sum of these divisors (counting 20181307) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111111000100111011
3
Ternary
1101222022112211
4
Quaternary
1030333010323
5
Quinary
20131300212
6
Senary
2000315551
8
Octal
114770473
10
Decimal
20181307
12
Duodecimal
6912bb7
16
Hexadecimal
133f13b
20
Vigesimal
662d57
36
Base36
c0jzv
md5
b87b181f3d7a92660bd8caa3b2205037
sha1
2118eed44b2001355091d5ba2e8ffd866336c2ec
sha256
0937d41ff00f8c26867f174a1846c68159d0a4434a68a32f59ee0ed823ad5523
sha512
498e3ff7136590406fe8e02080812961f6431b5b4166fe11f2ff45fe635241ab80451d559f9bf92b91ed44d28def8ffbf7ead5ad9791af4cceabfea766fdd9c7
ripemd-160
d26083a0baaf7b89aa6206e6d96c8b380900e19c
Diameter
40362614
Circumference
126802891.62208
Area
1.2795240421565E+15
Volume
3.4429956678187E+22
Surface area
5.1180961686259E+15
Circumference
126802891.62208
Perimeter
80725228
Area
407285152228249
Diagonal
28540678.065815
Surface area
2443710913369494
Volume
8.21954669366E+21
Space diagonal
34955049.087145
Perimeter
60543921
Area
1.7635964420694E+14
Altitude
17477524.543573
Surface area
1.7635964420694E+14
Volume
9.6868286756108E+20
Height
9513559.3552717