12991606 is an even 8-digits composite number following 12991605
and preceding 12991607 . In scientific notation, it is written as 1.2991606 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 6495802 positive integers (up to 12991606) that are relatively prime to 12991606.
12991606 has 4 divisors, whose sum is 19487412
The reverse of 12991606 is 60619921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million nine hundred ninety-one thousand six hundred six
Scientific notation
1.2991606 × 10^7
Engineering notation
1.2991606 × 10^6
Prime Factorization
2 × 6495803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12991606
Product of the distinct prime numbers
The prime factorization of 12991606 is 2 × 6495803.
Since it has a total of 2 prime factors.
6 , 7 , 12 , 84 , 540 , 804 , 5973 , 4504 , 97278 , 43725 , 684319 , 658619 , 6655989 , 6936737 , 93833244 , 26802821 , 983702073 , 648961836 , 9208560815 , 8391109445
n×2
25983212
n×3
38974818
n×4
51966424
n×5
64958030
n÷2
6495803
n÷3
4330535.3333333
n÷3
3247901.5
n÷5
2598321.2
n2
168781826459236
n3
2.1927469893188E+21
n4
2.8487304942916E+28
n5
3.7009584182021E+35
2 √n
3604.3870491389
3 √n
235.08284991842
4 √n
60.036547611758
5 √n
26.468697355336
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
-12991605
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 12991606 can be divided by 4 positive divisors.
The sum of these divisors (counting 12991606) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001100011110001110110
3
Ternary
220110001010121
4
Quaternary
301203301312
5
Quinary
11311212411
6
Senary
1142242154
8
Octal
61436166
10
Decimal
12991606
12
Duodecimal
442635a
16
Hexadecimal
c63c76
20
Vigesimal
413j06
36
Base36
7qgdy
md5
8b07c85242aefc7a1c51bc721edafda3
sha1
42bf99361e080a98461cc0925860e05b2a8a9252
sha256
2c5e62ded5c10e12e61d857b24381d2a7c3444797f8db2de4d0a95a64b3eb3f3
sha512
90dc991aa3dfbb595e8ee38cc8a13eab6a0c099d397474477cbf67131707cac80c69aeecdaeae4d1ce04c59ce56a82012035cacfcd603eb7852bee6b2204dee6
ripemd-160
d95b719f6746ac5ab398cfd80ab77dc2cda3a0ba
Diameter
25983212
Circumference
81628667.935866
Area
5.302437460638E+14
Volume
9.1849571104333E+21
Surface area
2.1209749842552E+15
Circumference
81628667.935866
Perimeter
51966424
Area
168781826459236
Diagonal
18372905.402208
Surface area
1012690958755416
Volume
2.1927469893188E+21
Space diagonal
22502121.663917
Perimeter
38974818
Area
73084674705417
Altitude
11251060.831958
Surface area
73084674705417
Volume
2.5841771092895E+20
Height
6124301.8007359