12661609 is an odd 8-digits composite number following 12661608
and preceding 12661610 . In scientific notation, it is written as 1.2661609 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 12198720 positive integers (up to 12661609) that are relatively prime to 12661609.
12661609 has 8 divisors, whose sum is 13128192
The reverse of 12661609 is 90616621
Previous prime number is 1553
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million six hundred sixty-one thousand six hundred nine
Scientific notation
1.2661609 × 10^7
Engineering notation
1.2661609 × 10^6
Prime Factorization
31 × 1553 × 263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12661609
Product of the distinct prime numbers
The prime factorization of 12661609 is 31 × 1553 × 263.
Since it has a total of 3 prime factors.
2 , 4 , 46 , 35 , 819 , 306 , 3239 , 8178 , 59130 , 35204 , 254604 , 41902 , 1345740 , 3426377 , 47479486 , 85753622 , 360310141 , 45419300 , 3528094570 , 8415659118
n×2
25323218
n×3
37984827
n×4
50646436
n×5
63308045
n÷2
6330804.5
n÷3
4220536.3333333
n÷3
3165402.25
n÷5
2532321.8
n2
160316342468881
n3
2.0298628446511E+21
n4
2.57013296626E+28
n5
3.2542018696794E+35
2 √n
3558.3154722424
3 √n
233.07532547108
4 √n
59.651617515726
5 √n
26.332844806168
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
-12661608
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 12661609 can be divided by 8 positive divisors.
The sum of these divisors (counting 12661609) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000010011001101101001
3
Ternary
212211021110111
4
Quaternary
300103031221
5
Quinary
11220132414
6
Senary
1131214321
8
Octal
60231551
10
Decimal
12661609
12
Duodecimal
42a73a1
16
Hexadecimal
c13369
20
Vigesimal
3j2e09
36
Base36
7jdrd
md5
b0a7b491f4ffb8226ce8f8ff4dd2efdf
sha1
b06acb5d6bd7114762497e88aecc1c20fea2fd21
sha256
cfee36127b5c69b6c3a580b0d892c228a2e9b83736cad1651d516d179a2367a2
sha512
3f54328260619e30c57f6204a3f3dc61229dafb9ec2b9f3b1396609bd0a129aac344d8ceddba0b6b26ee7ac4d33c1393794c06958fca8bd248c1900b819d9de3
ripemd-160
15d22cf92738dacb726ee268e9a3092d027650c2
Diameter
25323218
Circumference
79555235.634053
Area
5.0364864375062E+14
Volume
8.5026696007342E+21
Surface area
2.0145945750025E+15
Circumference
79555235.634053
Perimeter
50646436
Area
160316342468881
Diagonal
17906219.169265
Surface area
961898054813286
Volume
2.0298628446511E+21
Space diagonal
21930550.093571
Perimeter
37984827
Area
69419012609929
Altitude
10965275.046786
Surface area
69419012609929
Volume
2.3922163038856E+20
Height
5968739.7230884