12986618 is an even 8-digits composite number following 12986617
and preceding 12986619 . In scientific notation, it is written as 1.2986618 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 6493308 positive integers (up to 12986618) that are relatively prime to 12986618.
12986618 has 4 divisors, whose sum is 19479930
The reverse of 12986618 is 81668921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million nine hundred eighty-six thousand six hundred eighteen
Scientific notation
1.2986618 × 10^7
Engineering notation
1.2986618 × 10^6
Prime Factorization
2 × 6493309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12986618
Product of the distinct prime numbers
The prime factorization of 12986618 is 2 × 6493309.
Since it has a total of 2 prime factors.
4 , 4 , 9 , 69 , 966 , 237 , 6725 , 1916 , 77642 , 52590 , 545852 , 847540 , 2904002 , 4537341 , 3995626 , 21630560 , 350711758 , 170111610 , 7577531659 , 7320567227
n×2
25973236
n×3
38959854
n×4
51946472
n×5
64933090
n÷2
6493309
n÷3
4328872.6666667
n÷3
3246654.5
n÷5
2597323.6
n2
168652247077924
n3
2.1902223076426E+21
n4
2.8443580444433E+28
n5
3.6938591378412E+35
2 √n
3603.6950481416
3 √n
235.05276014723
4 √n
60.030784170637
5 √n
26.466664563654
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
-12986617
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 12986618 can be divided by 4 positive divisors.
The sum of these divisors (counting 12986618) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100010100011111010
3
Ternary
220102210021212
4
Quaternary
301202203322
5
Quinary
11311032433
6
Senary
1142203122
8
Octal
61424372
10
Decimal
12986618
12
Duodecimal
44234a2
16
Hexadecimal
c628fa
20
Vigesimal
4136ai
36
Base36
7qcje
md5
11bb251d703cf9ddaa0b7c39acce3aab
sha1
58c0975d0b33d398c4902b3176bcdb9c3231cdb6
sha256
f7ea70c7d367cd12a4e3a952a5d7275b7d70be17cfb09cf419264fc704d9e330
sha512
68e49c6b69baac984025e55c927bc02d861268d9be7a46564d669cbb1b9935ee81b5464f3a920feabe914d72b034e326a37bedefe7e7c34aa3cc856daefd947b
ripemd-160
ba757c9a2733982d1bf3e098e13070311d95c73b
Diameter
25973236
Circumference
81597327.407554
Area
5.2983666043142E+14
Volume
9.174381748558E+21
Surface area
2.1193466417257E+15
Circumference
81597327.407554
Perimeter
51946472
Area
168652247077924
Diagonal
18365851.304959
Surface area
1011913482467544
Volume
2.1902223076426E+21
Space diagonal
22493482.194489
Perimeter
38959854
Area
73028565187406
Altitude
11246741.097244
Surface area
73028565187406
Volume
2.5812017434002E+20
Height
6121950.4349862