12661839 is an odd 8-digits composite number following 12661838
and preceding 12661840 . In scientific notation, it is written as 1.2661839 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 10 positive divisors.
There are 8441172 positive integers (up to 12661839) that are relatively prime to 12661839.
12661839 has 10 divisors, whose sum is 18914720
The reverse of 12661839 is 93816621
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million six hundred sixty-one thousand eight hundred thirty-nine
Scientific notation
1.2661839 × 10^7
Engineering notation
1.2661839 × 10^6
Prime Factorization
3 × 3 × 9 × 156319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4220613
Product of the distinct prime numbers
The prime factorization of 12661839 is 3 × 3 × 9 × 156319.
Since it has a total of 4 prime factors.
2 , 7 , 64 , 61 , 612 , 992 , 4225 , 4568 , 24128 , 9715 , 532043 , 687771 , 4574925 , 9440251 , 97846054 , 96988750 , 670636738 , 73492004 , 9237298969 , 1725198586
n×2
25323678
n×3
37985517
n×4
50647356
n×5
63309195
n÷2
6330919.5
n÷3
4220613
n÷3
3165459.75
n÷5
2532367.8
n2
160322166861921
n3
2.0299734649368E+21
n4
2.5703197187302E+28
n5
3.2544974457087E+35
2 √n
3558.3477907591
3 √n
233.07673674512
4 √n
59.651888408994
5 √n
26.332940473477
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12661838
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12661839 can be divided by 10 positive divisors.
The sum of these divisors (counting 12661839) is 1, the average is 0.1.
Base
System
Value
2
Binary
110000010011010001001111
3
Ternary
212211021210000
4
Quaternary
300103101033
5
Quinary
11220134324
6
Senary
1131215343
8
Octal
60232117
10
Decimal
12661839
12
Duodecimal
42a7553
16
Hexadecimal
c1344f
20
Vigesimal
3j2ebj
36
Base36
7jdxr
md5
ca692d09a8809f9d9d1da726e4a0c872
sha1
2def42b20e5eaa18ad72000641943201def4a2df
sha256
70179c0472ae51d58253d5d18a798ba96691706734b379c9eab15761a8064330
sha512
867cd89b287a4bb00484ff1db355f40599a7d402ee360f8d0f5c641fce3c8dcc4fa3a12a7865bcaba601f7e054de3a51bb91e7ee910c1d1b4c2540ff854d6dd3
ripemd-160
f6e3610f26b1fb66c6b29191b5cd719ce492487a
Diameter
25323678
Circumference
79556680.766673
Area
5.0366694162101E+14
Volume
8.5031329659035E+21
Surface area
2.014667766484E+15
Circumference
79556680.766673
Perimeter
50647356
Area
160322166861921
Diagonal
17906544.438385
Surface area
961933001171526
Volume
2.0299734649368E+21
Space diagonal
21930948.465257
Perimeter
37985517
Area
69421534646096
Altitude
10965474.232629
Surface area
69421534646096
Volume
2.3923466711426E+20
Height
5968848.1461282