12456728 is an even 8-digits composite number following 12456727
and preceding 12456729 . In scientific notation, it is written as 1.2456728 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 8 positive divisors.
There are 6228360 positive integers (up to 12456728) that are relatively prime to 12456728.
12456728 has 8 divisors, whose sum is 23356380
The reverse of 12456728 is 82765421
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million four hundred fifty-six thousand seven hundred twenty-eight
Scientific notation
1.2456728 × 10^7
Engineering notation
1.2456728 × 10^6
Prime Factorization
2 × 2 × 2 × 1557091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3114182
Product of the distinct prime numbers
The prime factorization of 12456728 is 2 × 2 × 2 × 1557091.
Since it has a total of 4 prime factors.
10 , 4 , 61 , 75 , 616 , 871 , 2625 , 8590 , 94747 , 66967 , 918307 , 878819 , 9743613 , 6972597 , 63301595 , 55408913 , 907453593 , 205952780 , 8104655988 , 4296572021
n×2
24913456
n×3
37370184
n×4
49826912
n×5
62283640
n÷2
6228364
n÷3
4152242.6666667
n÷3
3114182
n÷5
2491345.6
n2
155170072465984
n3
1.9329113864491E+21
n4
2.4077751389099E+28
n5
2.9992999990563E+35
2 √n
3529.4090156852
3 √n
231.81133095455
4 √n
59.408829442139
5 √n
26.247067993235
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
-12456727
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 12456728 can be divided by 8 positive divisors.
The sum of these divisors (counting 12456728) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100001001100011000
3
Ternary
212102212102022
4
Quaternary
233201030120
5
Quinary
11142103403
6
Senary
1122554012
8
Octal
57411430
10
Decimal
12456728
12
Duodecimal
4208908
16
Hexadecimal
be1318
20
Vigesimal
3hh1g8
36
Base36
7ezo8
md5
dcce77018c840be46c9b5a0131462982
sha1
f4075346e4bb026c2ed950685b42dc226d5ae723
sha256
4636d3542086d914a1cf20b80a4910f0aee0defb0d0987b2f71d8901a93b4c98
sha512
7dfb2d9bd3b04a5f2158f2753a2825acb4dd54f438eb9d67416da639134f2608da7d77cb02be11d93a57926f1a4361708592371d66420bf4945ad1bcb1c362c4
ripemd-160
da05afa548cdc3ba156e5366dd9b6e8d9472ffed
Diameter
24913456
Circumference
78267930.345133
Area
4.8748115971613E+14
Volume
8.0965602822779E+21
Surface area
1.9499246388645E+15
Circumference
78267930.345133
Perimeter
49826912
Area
155170072465984
Diagonal
17616473.680393
Surface area
931020434795904
Volume
1.9329113864491E+21
Space diagonal
21575685.792066
Perimeter
37370184
Area
67190612331307
Altitude
10787842.896033
Surface area
67190612331307
Volume
2.2779579146514E+20
Height
5872157.8934642