12691819 is an odd 8-digits composite number following 12691818
and preceding 12691820 . In scientific notation, it is written as 1.2691819 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10862376 positive integers (up to 12691819) that are relatively prime to 12691819.
12691819 has 8 divisors, whose sum is 14526720
The reverse of 12691819 is 91819621
Previous prime number is 1559
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million six hundred ninety-one thousand eight hundred nineteen
Scientific notation
1.2691819 × 10^7
Engineering notation
1.2691819 × 10^6
Prime Factorization
7 × 1559 × 1163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12691819
Product of the distinct prime numbers
The prime factorization of 12691819 is 7 × 1559 × 1163.
Since it has a total of 3 prime factors.
2 , 1 , 18 , 44 , 747 , 900 , 2659 , 4467 , 60286 , 2399 , 338628 , 397433 , 7891225 , 4152794 , 23088080 , 43466979 , 609637477 , 977081935 , 1417859867 , 6575677339
n×2
25383638
n×3
38075457
n×4
50767276
n×5
63459095
n÷2
6345909.5
n÷3
4230606.3333333
n÷3
3172954.75
n÷5
2538363.8
n2
161082269528761
n3
2.0444270089682E+21
n4
2.5947497556536E+28
n5
3.293209424905E+35
2 √n
3562.5579293536
3 √n
233.26054713864
4 √n
59.687167208317
5 √n
26.345398615119
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
-12691818
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 12691819 can be divided by 8 positive divisors.
The sum of these divisors (counting 12691819) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000011010100101101011
3
Ternary
212212210220101
4
Quaternary
300122211223
5
Quinary
11222114234
6
Senary
1132010231
8
Octal
60324553
10
Decimal
12691819
12
Duodecimal
4300977
16
Hexadecimal
c1a96b
20
Vigesimal
3j69aj
36
Base36
7k12j
md5
fa0c3ec259dc8b14a895eb1c4e947fb2
sha1
9ce07824425e6941a1ca216c16dc3bb7f6aaeef8
sha256
c5003bd9475faecfd5171d840b7b473d60ee1097366b60edb21a5899e2aded7b
sha512
6580d152148f044d6d52e2e3170ed15493e068a34a9dcc7650ea2a852a57abedbac4a94f69b4b8555c73a50ae28a8bba6ac935f0a4a76c31f1ddb1436eb99eb4
ripemd-160
87130facf2f25a9d9fe1e37cca4d2c9b7803f7de
Diameter
25383638
Circumference
79745050.662183
Area
5.0605487457513E+14
Volume
8.5636758295669E+21
Surface area
2.0242194983005E+15
Circumference
79745050.662183
Perimeter
50767276
Area
161082269528761
Diagonal
17948942.560985
Surface area
966493617172566
Volume
2.0444270089682E+21
Space diagonal
21982875.348468
Perimeter
38075457
Area
69750668755580
Altitude
10991437.674234
Surface area
69750668755580
Volume
2.4093803361373E+20
Height
5982980.8536615