12561465 is an odd 8-digits composite number following 12561464
and preceding 12561466 . In scientific notation, it is written as 1.2561465 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 5742336 positive integers (up to 12561465) that are relatively prime to 12561465.
12561465 has 8 divisors, whose sum is 15313152
The reverse of 12561465 is 56416521
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million five hundred sixty-one thousand four hundred sixty-five
Scientific notation
1.2561465 × 10^7
Engineering notation
1.2561465 × 10^6
Prime Factorization
15 × 7 × 119633
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12561465
Product of the distinct prime numbers
The prime factorization of 12561465 is 15 × 7 × 119633.
Since it has a total of 3 prime factors.
6 , 8 , 93 , 62 , 77 , 991 , 9145 , 8851 , 74073 , 69947 , 374494 , 874527 , 2214473 , 2007818 , 50635299 , 6715417 , 539811314 , 349016371 , 128472081 , 2619136363
n×2
25122930
n×3
37684395
n×4
50245860
n×5
62807325
n÷2
6280732.5
n÷3
4187155
n÷3
3140366.25
n÷5
2512293
n2
157790402946225
n3
1.9820786239449E+21
n4
2.4897811261932E+28
n5
3.1275298474337E+35
2 √n
3544.2157101396
3 √n
232.45921356459
4 √n
59.533315967948
5 √n
26.291057713305
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
-12561464
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 12561465 can be divided by 8 positive divisors.
The sum of these divisors (counting 12561465) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111111010110000111001
3
Ternary
212122012002110
4
Quaternary
233322300321
5
Quinary
11203431330
6
Senary
1125122533
8
Octal
57726071
10
Decimal
12561465
12
Duodecimal
4259449
16
Hexadecimal
bfac39
20
Vigesimal
3ia3d5
36
Base36
7h8hl
md5
01b882674875a0662a76d479c865c774
sha1
2c5b271eedaaefa9fc6586666a14e18d5bccf31a
sha256
e83240d79859f758bc80e3c5bc1b3962f628b307ddf872d8790cd32aa26af9d5
sha512
e62e3795a8e9896b9ccb8cc9f73266f018093f4061eb1a014bfc38c3dbab40143a8f57e1032cd4f16aa9fbd055a1174dae21988dca382f3c53da64f8ffbf8f8d
ripemd-160
fb1e750c5c1fe57af735f47e5ee82daee934b171
Diameter
25122930
Circumference
78926012.324651
Area
4.9571317070283E+14
Volume
8.3025115250969E+21
Surface area
1.9828526828113E+15
Circumference
78926012.324651
Perimeter
50245860
Area
157790402946225
Diagonal
17764594.166275
Surface area
946742417677350
Volume
1.9820786239449E+21
Space diagonal
21757095.597498
Perimeter
37684395
Area
68325248712407
Altitude
10878547.798749
Surface area
68325248712407
Volume
2.3359020597272E+20
Height
5921531.3887583