18492013 is an odd 8-digits composite number following 18492012
and preceding 18492014 . In scientific notation, it is written as 1.8492013 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18481788 positive integers (up to 18492013) that are relatively prime to 18492013.
18492013 has 4 divisors, whose sum is 18502240
The reverse of 18492013 is 31029481
Previous prime number is 7879
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighteen million four hundred ninety-two thousand thirteen
Scientific notation
1.8492013 × 10^7
Engineering notation
1.8492013 × 10^6
Prime Factorization
7879 × 2347
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18492013
Product of the distinct prime numbers
The prime factorization of 18492013 is 7879 × 2347.
Since it has a total of 2 prime factors.
6 , 1 , 45 , 49 , 261 , 665 , 7834 , 6977 , 47256 , 18137 , 238665 , 502984 , 1306725 , 7819415 , 94673523 , 71366769 , 339172927 , 468459394 , 5052121185 , 3884793172
n×2
36984026
n×3
55476039
n×4
73968052
n×5
92460065
n÷2
9246006.5
n÷3
6164004.3333333
n÷3
4623003.25
n÷5
3698402.6
n2
341954544792169
n3
6.3234278877059E+21
n4
1.1693291070402E+29
n5
2.1623249048666E+36
2 √n
4300.234063397
3 √n
264.44055706113
4 √n
65.576169935404
5 √n
28.405133714303
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
-18492012
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 18492013 can be divided by 4 positive divisors.
The sum of these divisors (counting 18492013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110100010101001101101
3
Ternary
1021210111021101
4
Quaternary
1012202221231
5
Quinary
14213221023
6
Senary
1500203101
8
Octal
106425155
10
Decimal
18492013
12
Duodecimal
6239491
16
Hexadecimal
11a2a6d
20
Vigesimal
5fba0d
36
Base36
b0cj1
md5
5650e479726620b42dcc896f7af23251
sha1
f20f575db404e29cf89d2618a5637f1a900a3b67
sha256
577316c79abf4a56f20b56034fb6d7925084297df108d8155db3c66d5114e6dc
sha512
b3deb39f086d577587b0f341c891a5a94a8e82fb2a5c3a6c6d8b86c5610c2825afea9ae3ea53a2cd49166c6b8b826628e1401d31e75e01f44f85a048701d8057
ripemd-160
04126931848cb2ae402278bf1c679ce5957f6ae7
Diameter
36984026
Circumference
116188744.38177
Area
1.0742818857807E+15
Volume
2.6487512796695E+22
Surface area
4.2971275431229E+15
Circumference
116188744.38177
Perimeter
73968052
Area
341954544792169
Diagonal
26151655.58018
Surface area
2051727268753014
Volume
6.3234278877059E+21
Space diagonal
32029106.050224
Perimeter
55476039
Area
1.4807066136478E+14
Altitude
16014553.025112
Surface area
1.4807066136478E+14
Volume
7.4522312329016E+20
Height
8717218.5267265