18128412 is an even 8-digits composite number following 18128411
and preceding 18128413 . In scientific notation, it is written as 1.8128412 × 10^7.
The sum of its digits is 27. It has a total of 6 prime factors and 36 positive divisors.
There are 5982912 positive integers (up to 18128412) that are relatively prime to 18128412.
18128412 has 36 divisors, whose sum is 46278960
The reverse of 18128412 is 21482181
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million one hundred twenty-eight thousand four hundred twelve
Scientific notation
1.8128412 × 10^7
Engineering notation
1.8128412 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 103 × 4889
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3021402
Product of the distinct prime numbers
The prime factorization of 18128412 is 2 × 2 × 3 × 3 × 103 × 4889.
Since it has a total of 6 prime factors.
8 , 6 , 89 , 92 , 465 , 422 , 1933 , 256 , 6435 , 85052 , 13091 , 920228 , 5846543 , 8787845 , 86569500 , 74136346 , 942142783 , 993040756 , 5747691480 , 3430025534
n×2
36256824
n×3
54385236
n×4
72513648
n×5
90642060
n÷2
9064206
n÷3
6042804
n÷3
4532103
n÷5
3625682.4
n2
328639321641744
n3
5.9577090221221E+21
n4
1.0800380372915E+29
n5
1.9579374515691E+36
2 √n
4257.7472917025
3 √n
262.69587557144
4 √n
65.251416013007
5 √n
28.292540910841
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 36 , 103 , 206 , 309 , 412 , 618 , 927 , 1236 , 1854 , 3708 , 4889 , 9778 , 14667 , 19556 , 29334 , 44001 , 58668 , 88002 , 176004 , 503567 , 1007134 , 1510701 , 2014268 , 3021402 , 4532103 , 6042804 , 9064206 , 18128412
36 divisors
τ
Total Divisors
36
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18128411
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.027777777777778
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
36
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18128412 can be divided by 36 positive divisors.
The sum of these divisors (counting 18128412) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
1000101001001111000011100
3
Ternary
1021010000111200
4
Quaternary
1011021320130
5
Quinary
14120102122
6
Senary
1444315500
8
Octal
105117034
10
Decimal
18128412
12
Duodecimal
60a2b90
16
Hexadecimal
1149e1c
20
Vigesimal
5d610c
36
Base36
asjz0
md5
9c8230962cb6d1679ec5006c60334930
sha1
57c94067743e43d0cdb40cc69962d12358d6960e
sha256
7e4c5f04636576f1280167e0dd952fbe5f7533c7fd761be473195586f89b894d
sha512
bebcc36393ec8c300b80b5a57f5b8ac4011673e112d20e11aeb2722164d15778555e54b70fa8dc4a7e1b93d3ce99449dd3143d2b6a57ee0e89855f16fb36ae42
ripemd-160
0cdaea08e996861c1e1102dc95a8f425c03020aa
Diameter
36256824
Circumference
113904171.9209
Area
1.0324508785504E+15
Volume
2.4955593194832E+22
Surface area
4.1298035142017E+15
Circumference
113904171.9209
Perimeter
72513648
Area
328639321641744
Diagonal
25637446.114687
Surface area
1971835929850464
Volume
5.9577090221221E+21
Space diagonal
31399330.644541
Perimeter
54385236
Area
1.4230500061212E+14
Altitude
15699665.322271
Surface area
1.4230500061212E+14
Volume
7.0212274164646E+20
Height
8545815.3715624