12561129 is an odd 8-digits composite number following 12561128
and preceding 12561130 . In scientific notation, it is written as 1.2561129 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 6998400 positive integers (up to 12561129) that are relatively prime to 12561129.
12561129 has 16 divisors, whose sum is 15259776
The reverse of 12561129 is 92116521
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million five hundred sixty-one thousand one hundred twenty-nine
Scientific notation
1.2561129 × 10^7
Engineering notation
1.2561129 × 10^6
Prime Factorization
7 × 27 × 41 × 1621
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12561129
Product of the distinct prime numbers
The prime factorization of 12561129 is 7 × 27 × 41 × 1621.
Since it has a total of 4 prime factors.
1 , 10 , 20 , 45 , 810 , 660 , 4931 , 7622 , 21205 , 46312 , 851125 , 289275 , 9587040 , 9499545 , 87129892 , 62379089 , 141292790 , 734885515 , 6635200202 , 2202531385
n×2
25122258
n×3
37683387
n×4
50244516
n×5
62805645
n÷2
6280564.5
n÷3
4187043
n÷3
3140282.25
n÷5
2512225.8
n2
157781961754641
n3
1.9819195754731E+21
n4
2.4895147455143E+28
n5
3.1271115865807E+35
2 √n
3544.1683086445
3 √n
232.45714090316
4 √n
59.53291785764
5 √n
26.290917062674
1 , 7 , 27 , 41 , 189 , 287 , 1107 , 1621 , 7749 , 11347 , 43767 , 66461 , 306369 , 465227 , 1794447 , 12561129
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12561128
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12561129 can be divided by 16 positive divisors.
The sum of these divisors (counting 12561129) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111111010101011101001
3
Ternary
212122011122000
4
Quaternary
233322223221
5
Quinary
11203424004
6
Senary
1125121213
8
Octal
57725351
10
Decimal
12561129
12
Duodecimal
4259209
16
Hexadecimal
bfaae9
20
Vigesimal
3ia2g9
36
Base36
7h889
md5
aaf3f15a2cd8cccb183af63540bf539d
sha1
a1f2a4a613ba54de58dc00d312420a1b1b61751b
sha256
6352bb34eeae9e71f8373348f212a1cae2e07571cf212ec89c75cc72ecc8a1e1
sha512
4820ea0d1bc869bb8198a4fe6cdf6d0cc7310be01ce06913945e53db67ee7c9a128646e90c490bd694763bf172aaf3fa3acd7aa2ca9a171bfb265f31f717e54b
ripemd-160
462ce2fa2ae2cb20972eb4c158ab386f698b8494
Diameter
25122258
Circumference
78923901.174387
Area
4.9568665191737E+14
Volume
8.3018453044162E+21
Surface area
1.9827466076695E+15
Circumference
78923901.174387
Perimeter
50244516
Area
157781961754641
Diagonal
17764118.990518
Surface area
946691770527846
Volume
1.9819195754731E+21
Space diagonal
21756513.628427
Perimeter
37683387
Area
68321593569232
Altitude
10878256.814213
Surface area
68321593569232
Volume
2.3357146193057E+20
Height
5921372.9968393