12156728 is an even 8-digits composite number following 12156727
and preceding 12156729 . In scientific notation, it is written as 1.2156728 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 8 positive divisors.
There are 6078360 positive integers (up to 12156728) that are relatively prime to 12156728.
12156728 has 8 divisors, whose sum is 22793880
The reverse of 12156728 is 82765121
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million one hundred fifty-six thousand seven hundred twenty-eight
Scientific notation
1.2156728 × 10^7
Engineering notation
1.2156728 × 10^6
Prime Factorization
2 × 2 × 2 × 1519591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3039182
Product of the distinct prime numbers
The prime factorization of 12156728 is 2 × 2 × 2 × 1519591.
Since it has a total of 4 prime factors.
10 , 8 , 5 , 5 , 976 , 853 , 3134 , 4488 , 75048 , 25775 , 754239 , 540579 , 2899678 , 4305682 , 88710414 , 68850613 , 469621095 , 578044243 , 3223873127 , 8070717485
n×2
24313456
n×3
36470184
n×4
48626912
n×5
60783640
n÷2
6078364
n÷3
4052242.6666667
n÷3
3039182
n÷5
2431345.6
n2
147786035665984
n3
1.7965946377897E+21
n4
2.1840712337867E+28
n5
2.655115992177E+35
2 √n
3486.6499680926
3 √n
229.93525587857
4 √n
59.047861672482
5 √n
26.119408635819
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12156727
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12156728 can be divided by 8 positive divisors.
The sum of these divisors (counting 12156728) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010111111100111000
3
Ternary
211212121220012
4
Quaternary
232113330320
5
Quinary
11103003403
6
Senary
1112321052
8
Octal
56277470
10
Decimal
12156728
12
Duodecimal
40a3188
16
Hexadecimal
b97f38
20
Vigesimal
3fjbg8
36
Base36
78k6w
md5
bb6006ab94be6ac0c7905f1c0bcf3191
sha1
ae497f721a602fd0e7db6c8b430a001400d9545a
sha256
20fe33fa578da3f9a6c1bdf24b837dbf4e9c706e4a5f3689d6d6c92b3971fbe4
sha512
d6edf3e4dc978f1f867777fa2ad7d43511a4182e89b94c94fe0cf291eaf348b7581c5b0f93bbe43c912beb76e2becf61b98e6b882d4335742f276f22eff6f5ed
ripemd-160
8334274c449272bfce7076d1e93bb90c4663bdd2
Diameter
24313456
Circumference
76382974.752979
Area
4.6428352395141E+14
Volume
7.5255580207451E+21
Surface area
1.8571340958057E+15
Circumference
76382974.752979
Perimeter
48626912
Area
147786035665984
Diagonal
17192209.611681
Surface area
886716213995904
Volume
1.7965946377897E+21
Space diagonal
21056070.549795
Perimeter
36470184
Area
63993230605668
Altitude
10528035.274898
Surface area
63993230605668
Volume
2.1173070857074E+20
Height
5730736.5372269