12138512 is an even 8-digits composite number following 12138511
and preceding 12138513 . In scientific notation, it is written as 1.2138512 × 10^7.
The sum of its digits is 23. It has a total of 6 prime factors and 20 positive divisors.
There are 5969280 positive integers (up to 12138512) that are relatively prime to 12138512.
12138512 has 20 divisors, whose sum is 23905836
The reverse of 12138512 is 21583121
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million one hundred thirty-eight thousand five hundred twelve
Scientific notation
1.2138512 × 10^7
Engineering notation
1.2138512 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 61 × 12437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1517314
Product of the distinct prime numbers
The prime factorization of 12138512 is 2 × 2 × 2 × 2 × 61 × 12437.
Since it has a total of 6 prime factors.
3 , 2 , 25 , 1 , 188 , 305 , 9135 , 1464 , 11374 , 18578 , 554726 , 440818 , 2100542 , 5825266 , 25833210 , 92746728 , 951232936 , 33881675 , 4584477918 , 6616782703
n×2
24277024
n×3
36415536
n×4
48554048
n×5
60692560
n÷2
6069256
n÷3
4046170.6666667
n÷3
3034628
n÷5
2427702.4
n2
147343473574144
n3
1.7885305221014E+21
n4
2.1710099204894E+28
n5
2.635282997198E+35
2 √n
3484.0367391863
3 √n
229.82035120954
4 √n
59.025729467634
5 √n
26.111576321397
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 488 , 976 , 12437 , 24874 , 49748 , 99496 , 198992 , 758657 , 1517314 , 3034628 , 6069256 , 12138512
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12138511
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12138512 can be divided by 20 positive divisors.
The sum of these divisors (counting 12138512) is 1, the average is 0.05.
Base
System
Value
2
Binary
101110010011100000010000
3
Ternary
211211200220112
4
Quaternary
232103200100
5
Quinary
11101413022
6
Senary
1112100452
8
Octal
56234020
10
Decimal
12138512
12
Duodecimal
4094728
16
Hexadecimal
b93810
20
Vigesimal
3fh65c
36
Base36
7864w
md5
aa38801059f795c41922445abe6e1584
sha1
561211a8aef4a0e2b7e659ff4368225bbeeb22e6
sha256
50797a157c2e5f35ff04d001ef7034b2e591cf6bcb7a62193cbc4c65fa900f5a
sha512
0fb13c71e65e3944273d9c6698e6f4efcc2aabeeaa30082aaac7013e126e23bd1f87dba81bf2b90d08bdeeb2f831d174d03a1beb6f82d11f1f2b6eb2165d189c
ripemd-160
9d5894282e1b14049d5cb31ce7f4d12d2a74233c
Diameter
24277024
Circumference
76268520.249423
Area
4.6289317413493E+14
Volume
7.49177913194E+21
Surface area
1.8515726965397E+15
Circumference
76268520.249423
Perimeter
48554048
Area
147343473574144
Diagonal
17166448.297429
Surface area
884060841444864
Volume
1.7885305221014E+21
Space diagonal
21024519.512285
Perimeter
36415536
Area
63801595598525
Altitude
10512259.756142
Surface area
63801595598525
Volume
2.1078034342284E+20
Height
5722149.4324762