12561609 is an odd 8-digits composite number following 12561608
and preceding 12561610 . In scientific notation, it is written as 1.2561609 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 8365136 positive integers (up to 12561609) that are relatively prime to 12561609.
12561609 has 8 divisors, whose sum is 16767360
The reverse of 12561609 is 90616521
Previous prime number is 3407
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million five hundred sixty-one thousand six hundred nine
Scientific notation
1.2561609 × 10^7
Engineering notation
1.2561609 × 10^6
Prime Factorization
3 × 3407 × 1229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12561609
Product of the distinct prime numbers
The prime factorization of 12561609 is 3 × 3407 × 1229.
Since it has a total of 3 prime factors.
3 , 7 , 4 , 28 , 258 , 223 , 4278 , 8991 , 97330 , 12260 , 213713 , 568550 , 3851056 , 3533075 , 34256003 , 68708779 , 931428716 , 142038800 , 9596500061 , 3350601906
n×2
25123218
n×3
37684827
n×4
50246436
n×5
62808045
n÷2
6280804.5
n÷3
4187203
n÷3
3140402.25
n÷5
2512321.8
n2
157794020668881
n3
1.9821467901804E+21
n4
2.4898952958851E+28
n5
3.1277091157848E+35
2 √n
3544.2360248719
3 √n
232.46010183675
4 √n
59.533486584207
5 √n
26.291117991226
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
-12561608
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 12561609 can be divided by 8 positive divisors.
The sum of these divisors (counting 12561609) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111111010110011001001
3
Ternary
212122012021210
4
Quaternary
233322303021
5
Quinary
11203432414
6
Senary
1125123333
8
Octal
57726311
10
Decimal
12561609
12
Duodecimal
4259549
16
Hexadecimal
bfacc9
20
Vigesimal
3ia409
36
Base36
7h8ll
md5
f2147ad0063d361b0f464587b1fc9b08
sha1
0136da31fae27713d53e384c19a76461a4f1f428
sha256
059918696b2505b4a12ce9f1dddcd2d7131a2ebf840b707d08d78266aeb7dd50
sha512
ccbb04bf1861f5dc5400c2c88fe00e7d55945957a56911fccba3d819f88f8b3b4395b537d6b0709dbc7bc52dba27e0cef0140026d8b1bb02470181879ab2236b
ripemd-160
0c8966a867760031e240078d76e1874e71a9f25c
Diameter
25123218
Circumference
78926917.103335
Area
4.9572453611375E+14
Volume
8.3027970591565E+21
Surface area
1.982898144455E+15
Circumference
78926917.103335
Perimeter
50246436
Area
157794020668881
Diagonal
17764797.813028
Surface area
946764124013286
Volume
1.9821467901804E+21
Space diagonal
21757345.012814
Perimeter
37684827
Area
68326815232269
Altitude
10878672.506407
Surface area
68326815232269
Volume
2.3359823944062E+20
Height
5921599.2710093