12542858 is an even 8-digits composite number following 12542857
and preceding 12542859 . In scientific notation, it is written as 1.2542858 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 6243084 positive integers (up to 12542858) that are relatively prime to 12542858.
12542858 has 8 divisors, whose sum is 18899328
The reverse of 12542858 is 85824521
Previous prime number is 223
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million five hundred forty-two thousand eight hundred fifty-eight
Scientific notation
1.2542858 × 10^7
Engineering notation
1.2542858 × 10^6
Prime Factorization
2 × 223 × 28123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12542858
Product of the distinct prime numbers
The prime factorization of 12542858 is 2 × 223 × 28123.
Since it has a total of 3 prime factors.
4 , 6 , 36 , 25 , 698 , 604 , 4981 , 5555 , 52734 , 82759 , 854292 , 608940 , 642754 , 7083218 , 61501272 , 45547210 , 996322777 , 12018504 , 5720656531 , 6330295732
n×2
25085716
n×3
37628574
n×4
50171432
n×5
62714290
n÷2
6271429
n÷3
4180952.6666667
n÷3
3135714.5
n÷5
2508571.6
n2
157323286808164
n3
1.9732836465281E+21
n4
2.4750616572124E+28
n5
3.104434690766E+35
2 √n
3541.5897560277
3 √n
232.34437807275
4 √n
59.511257389066
5 √n
26.283264230243
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
-12542857
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 12542858 can be divided by 8 positive divisors.
The sum of these divisors (counting 12542858) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111110110001110001010
3
Ternary
212121020120022
4
Quaternary
233312032022
5
Quinary
11202332413
6
Senary
1124500442
8
Octal
57661612
10
Decimal
12542858
12
Duodecimal
424a722
16
Hexadecimal
bf638a
20
Vigesimal
3i7h2i
36
Base36
7gu4q
md5
5d5ab1f033ce9432e5bd76238b6d507c
sha1
9d68a78dbfca6890181326c21731628d7c8fe066
sha256
0b1adb9a6e09f0c46c032aad968d8d70b29b2547301bae029b38503a297ed97f
sha512
cc85715fec4e47a8d6467885fd206026694a180b8f7ce79b9f531263642be60b6e619f676dbb1c4507540f49b5d40dbe3476dc0d867482e65f270b54a7dc4560
ripemd-160
c56fea66adad5ad851013c1c59d018e8546ac1dd
Diameter
25085716
Circumference
78809101.09564
Area
4.9424568207513E+14
Volume
8.265671209842E+21
Surface area
1.9769827283005E+15
Circumference
78809101.09564
Perimeter
50171432
Area
157323286808164
Diagonal
17738279.89452
Surface area
943939720848984
Volume
1.9732836465281E+21
Space diagonal
21724867.328122
Perimeter
37628574
Area
68122981491368
Altitude
10862433.664061
Surface area
68122981491368
Volume
2.3255370794409E+20
Height
5912759.96484