18984013 is an odd 8-digits prime number following 18984012
and preceding 18984014 . In scientific notation, it is written as 1.8984013 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 18984012 positive integers (up to 18984013) that are relatively prime to 18984013.
18984013 has 2 divisors, whose sum is 18984014
The reverse of 18984013 is 31048981
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million nine hundred eighty-four thousand thirteen
Scientific notation
1.8984013 × 10^7
Engineering notation
1.8984013 × 10^6
Prime Factorization
18984013
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18984013
Product of the distinct prime numbers
The prime factorization of 18984013 is 18984013.
Since it has a total of 1 prime factors.
10 , 8 , 56 , 73 , 79 , 483 , 9572 , 2986 , 96181 , 38200 , 743840 , 155252 , 1157654 , 6088514 , 69115298 , 9498147 , 526447549 , 935102774 , 1947878249 , 9851435893
n×2
37968026
n×3
56952039
n×4
75936052
n×5
94920065
n÷2
9492006.5
n÷3
6328004.3333333
n÷3
4746003.25
n÷5
3796802.6
n2
360392749584169
n3
6.8417006432116E+21
n4
1.2988293395284E+29
n5
2.4656993066388E+36
2 √n
4357.0647229528
3 √n
266.76530222713
4 √n
66.008065590145
5 √n
28.554700181502
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18984014
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9492007
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4357.064837709
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998946482
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18984013 can be divided by 2 positive divisors.
The sum of these divisors (counting 18984013) is 18984014, the average is 9492007.
Base
System
Value
2
Binary
1001000011010110001001101
3
Ternary
1022201111011121
4
Quaternary
1020122301031
5
Quinary
14324442023
6
Senary
1514520541
8
Octal
110326115
10
Decimal
18984013
12
Duodecimal
6436151
16
Hexadecimal
121ac4d
20
Vigesimal
5id00d
36
Base36
baw5p
md5
f19079b569cbc2fc4316a4ac22eef0ab
sha1
875eb4e6d3028afe62a9c565f5d594b0f19de838
sha256
9da1c57d0cb6eadb3557e4f799d80ce4fea4f28fc33703fefa01007fa098f504
sha512
a698f38fd0ff2aa05e70ce6af5fce8ac61c903b1e13ca45ea4aa8738d509d9d520e61948cb07b1de0f85976732ac39c4732f672032e7f073cc0a3285178485f1
ripemd-160
ff2dc5ad2757d4d6e0b4c216c5d3be4bab0d822c
Diameter
37968026
Circumference
119280071.55291
Area
1.1322072145007E+15
Volume
2.8658448638366E+22
Surface area
4.5288288580026E+15
Circumference
119280071.55291
Perimeter
75936052
Area
360392749584169
Diagonal
26847448.652867
Surface area
2162356497505014
Volume
6.8417006432116E+21
Space diagonal
32881275.047548
Perimeter
56952039
Area
1.5605463823981E+14
Altitude
16440637.523774
Surface area
1.5605463823981E+14
Volume
8.0630215327722E+20
Height
8949149.5509557