18402012 is an even 8-digits composite number following 18402011
and preceding 18402013 . In scientific notation, it is written as 1.8402012 × 10^7.
The sum of its digits is 18. It has a total of 6 prime factors and 24 positive divisors.
There are 6133968 positive integers (up to 18402012) that are relatively prime to 18402012.
18402012 has 24 divisors, whose sum is 47709200
The reverse of 18402012 is 21020481
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
eighteen million four hundred two thousand twelve
Scientific notation
1.8402012 × 10^7
Engineering notation
1.8402012 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 3 × 170389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1022334
Product of the distinct prime numbers
The prime factorization of 18402012 is 2 × 2 × 3 × 3 × 3 × 170389.
Since it has a total of 6 prime factors.
7 , 3 , 91 , 64 , 288 , 781 , 6952 , 4646 , 56381 , 41626 , 258621 , 185346 , 7469294 , 2970891 , 70939848 , 50185586 , 240383643 , 294328724 , 8613054614 , 845413626
n×2
36804024
n×3
55206036
n×4
73608048
n×5
92010060
n÷2
9201006
n÷3
6134004
n÷3
4600503
n÷5
3680402.4
n2
338634045648144
n3
6.2315477716257E+21
n4
1.1467301687203E+29
n5
2.1102142325553E+36
2 √n
4289.7566364539
3 √n
264.01084666179
4 √n
65.496233757781
5 √n
28.377430056305
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 27 , 36 , 54 , 108 , 170389 , 340778 , 511167 , 681556 , 1022334 , 1533501 , 2044668 , 3067002 , 4600503 , 6134004 , 9201006 , 18402012
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18402011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18402012 can be divided by 24 positive divisors.
The sum of these divisors (counting 18402012) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000110001100101011011100
3
Ternary
1021121220211000
4
Quaternary
1012030223130
5
Quinary
14202331022
6
Senary
1454230300
8
Octal
106145334
10
Decimal
18402012
12
Duodecimal
61b5390
16
Hexadecimal
118cadc
20
Vigesimal
5f050c
36
Base36
ayf30
md5
83e08fa5e09b39072a82e867ac8bae09
sha1
63d011aae5616afdd7588244e85fd4e449c57f19
sha256
017e752a359e8c65e5485a5672d6daf1bbc8dd4922f1e849866e742b51f9bb4c
sha512
e99e7f8dfbc99c114374f2edc8744c8a6460b82ce2aebe12947db619c06fb1197a99e6252cf630fbbf847ac708a05d575c9c27e13ed84cccb100731104d5bb70
ripemd-160
6b2fe826cb088fad296f1c6fdcfbf994d67ecbfb
Diameter
36804024
Circumference
115623251.42094
Area
1.0638502300636E+15
Volume
2.6102646266444E+22
Surface area
4.2554009202544E+15
Circumference
115623251.42094
Perimeter
73608048
Area
338634045648144
Diagonal
26024374.945352
Surface area
2031804273888864
Volume
6.2315477716257E+21
Space diagonal
31873219.745492
Perimeter
55206036
Area
1.466328430588E+14
Altitude
15936609.872746
Surface area
1.466328430588E+14
Volume
7.3439494776741E+20
Height
8674791.6484508