12728558 is an even 8-digits composite number following 12728557
and preceding 12728559 . In scientific notation, it is written as 1.2728558 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 6364278 positive integers (up to 12728558) that are relatively prime to 12728558.
12728558 has 4 divisors, whose sum is 19092840
The reverse of 12728558 is 85582721
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million seven hundred twenty-eight thousand five hundred fifty-eight
Scientific notation
1.2728558 × 10^7
Engineering notation
1.2728558 × 10^6
Prime Factorization
2 × 6364279
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12728558
Product of the distinct prime numbers
The prime factorization of 12728558 is 2 × 6364279.
Since it has a total of 2 prime factors.
2 , 8 , 14 , 41 , 859 , 770 , 8480 , 6701 , 3147 , 74181 , 395936 , 739959 , 3482387 , 7097716 , 42399208 , 37711484 , 646572871 , 142877198 , 681477569 , 7643370806
n×2
25457116
n×3
38185674
n×4
50914232
n×5
63642790
n÷2
6364279
n÷3
4242852.6666667
n÷3
3182139.5
n÷5
2545711.6
n2
162016188759364
n3
2.0622324555625E+21
n4
2.624924542011E+28
n5
3.341150427861E+35
2 √n
3567.7104703157
3 √n
233.4854033644
4 √n
59.730314500391
5 √n
26.360633386845
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12728557
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12728558 can be divided by 4 positive divisors.
The sum of these divisors (counting 12728558) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000100011100011101110
3
Ternary
212221200022002
4
Quaternary
300203203232
5
Quinary
11224303213
6
Senary
1132452302
8
Octal
60434356
10
Decimal
12728558
12
Duodecimal
431a092
16
Hexadecimal
c238ee
20
Vigesimal
3jb17i
36
Base36
7ktf2
md5
038d84a8fd25d40ed0fc4d1318fa4478
sha1
ac7b435f250f4a22f79aa2834d7681e92a79cf43
sha256
26f44b2d0c14e50d454c7fcd0d6e93a3abad54c6964b9891f62fc604c36489a9
sha512
dee852b108076422cb22bfc158a03e75b5a5262533ee64d9eef1945e1df28f26c7351cf5cd3e0721949955222a884a09ffa0845362c49fa8410a485b6eaa3d5c
ripemd-160
86cb3d2746731b74ba0747b578508a0c993569dd
Diameter
25457116
Circumference
79975888.607183
Area
5.0898886836904E+14
Volume
8.6382591098528E+21
Surface area
2.0359554734761E+15
Circumference
79975888.607183
Perimeter
50914232
Area
162016188759364
Diagonal
18000899.353053
Surface area
972097132556184
Volume
2.0622324555625E+21
Space diagonal
22046509.163087
Perimeter
38185674
Area
70155067644972
Altitude
11023254.581544
Surface area
70155067644972
Volume
2.4303642561854E+20
Height
6000299.7843509