12691649 is an odd 8-digits prime number following 12691648
and preceding 12691650 . In scientific notation, it is written as 1.2691649 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 12691648 positive integers (up to 12691649) that are relatively prime to 12691649.
12691649 has 2 divisors, whose sum is 12691650
The reverse of 12691649 is 94619621
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million six hundred ninety-one thousand six hundred forty-nine
Scientific notation
1.2691649 × 10^7
Engineering notation
1.2691649 × 10^6
Prime Factorization
12691649
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12691649
Product of the distinct prime numbers
The prime factorization of 12691649 is 12691649.
Since it has a total of 1 prime factors.
4 , 9 , 45 , 50 , 797 , 433 , 3130 , 9235 , 79625 , 81502 , 482742 , 98032 , 6167712 , 9184485 , 21623135 , 7538145 , 854423788 , 905487494 , 4281000448 , 2233172068
n×2
25383298
n×3
38074947
n×4
50766596
n×5
63458245
n÷2
6345824.5
n÷3
4230549.6666667
n÷3
3172912.25
n÷5
2538329.8
n2
161077954339201
n3
2.0443448581112E+21
n4
2.5946107374102E+28
n5
3.2929888770841E+35
2 √n
3562.5340700125
3 √n
233.25950566802
4 √n
59.686967338042
5 √n
26.345328038289
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12691650
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6345825
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3562.5342103621
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998424161
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12691649 can be divided by 2 positive divisors.
The sum of these divisors (counting 12691649) is 12691650, the average is 6345825.
Base
System
Value
2
Binary
110000011010100011000001
3
Ternary
212212210200002
4
Quaternary
300122203001
5
Quinary
11222113044
6
Senary
1132005345
8
Octal
60324301
10
Decimal
12691649
12
Duodecimal
4300855
16
Hexadecimal
c1a8c1
20
Vigesimal
3j6929
36
Base36
7k0xt
md5
ce1c385362d62f08cd65706e607ee6ff
sha1
8c1c4c516212d80a68621929e63b9cfdbc679162
sha256
b57040fc38d2b419f9da343036fe06947f9b02d92023ba236edd66e6ca6b7448
sha512
d10bfe966b6649309d00fc81c46bb706bc5f4678ea141c517a186b37eb8ea49f21875cd28125172353992f0534a453cc34b349a186734a65c3837872095e6d06
ripemd-160
c64264615fb732201bae1d87defd6946b923d3f3
Diameter
25383298
Circumference
79743982.52068
Area
5.0604131800731E+14
Volume
8.5633317168615E+21
Surface area
2.0241652720292E+15
Circumference
79743982.52068
Perimeter
50766596
Area
161077954339201
Diagonal
17948702.144679
Surface area
966467726035206
Volume
2.0443448581112E+21
Space diagonal
21982580.899831
Perimeter
38074947
Area
69748800223689
Altitude
10991290.449915
Surface area
69748800223689
Volume
2.4092835204238E+20
Height
5982900.714893