12561427 is an odd 8-digits composite number following 12561426
and preceding 12561428 . In scientific notation, it is written as 1.2561427 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 12015256 positive integers (up to 12561427) that are relatively prime to 12561427.
12561427 has 4 divisors, whose sum is 13107600
The reverse of 12561427 is 72416521
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million five hundred sixty-one thousand four hundred twenty-seven
Scientific notation
1.2561427 × 10^7
Engineering notation
1.2561427 × 10^6
Prime Factorization
23 × 546149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12561427
Product of the distinct prime numbers
The prime factorization of 12561427 is 23 × 546149.
Since it has a total of 2 prime factors.
1 , 6 , 41 , 68 , 546 , 865 , 5993 , 8256 , 65657 , 5469 , 240441 , 859968 , 1022364 , 1147390 , 26206867 , 6088422 , 413464981 , 181221295 , 6733677777 , 4315395243
n×2
25122854
n×3
37684281
n×4
50245708
n×5
62807135
n÷2
6280713.5
n÷3
4187142.3333333
n÷3
3140356.75
n÷5
2512285.4
n2
157789448276329
n3
1.9820606358934E+21
n4
2.4897509987348E+28
n5
3.1274825418785E+35
2 √n
3544.210349288
3 √n
232.45897915831
4 √n
59.533270943969
5 √n
26.291041806539
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12561426
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12561427 can be divided by 4 positive divisors.
The sum of these divisors (counting 12561427) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111111010110000010011
3
Ternary
212122012001001
4
Quaternary
233322300103
5
Quinary
11203431202
6
Senary
1125122431
8
Octal
57726023
10
Decimal
12561427
12
Duodecimal
4259417
16
Hexadecimal
bfac13
20
Vigesimal
3ia3b7
36
Base36
7h8gj
md5
55a8236f857ba3b51cee64df1b3d582c
sha1
c2be7ab4e6bbcd006407cfdd118113d82e4cf284
sha256
edb436ee95308fb67a924cc90d766b322ff6f097a9402231b9ae159ce3f5f76d
sha512
909957f42601be3839660b01f39358d1c9baf801f3383464f55771d39442715c28894bb03827322ee7fbc74489ede4b695da3ea91930cccee0e67589e9090d42
ripemd-160
15a10074e89e1357b8c3001ea91e8f7089b4364a
Diameter
25122854
Circumference
78925773.563609
Area
4.957101715189E+14
Volume
8.3024361769229E+21
Surface area
1.9828406860756E+15
Circumference
78925773.563609
Perimeter
50245708
Area
157789448276329
Diagonal
17764540.42616
Surface area
946736689657974
Volume
1.9820606358934E+21
Space diagonal
21757029.779567
Perimeter
37684281
Area
68324835328216
Altitude
10878514.889784
Surface area
68324835328216
Volume
2.3358808606052E+20
Height
5921513.4753865