12556661 is an odd 8-digits composite number following 12556660
and preceding 12556662 . In scientific notation, it is written as 1.2556661 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 11343600 positive integers (up to 12556661) that are relatively prime to 12556661.
12556661 has 8 divisors, whose sum is 13810944
The reverse of 12556661 is 16665521
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million five hundred fifty-six thousand six hundred sixty-one
Scientific notation
1.2556661 × 10^7
Engineering notation
1.2556661 × 10^6
Prime Factorization
13 × 47 × 20551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12556661
Product of the distinct prime numbers
The prime factorization of 12556661 is 13 × 47 × 20551.
Since it has a total of 3 prime factors.
2 , 7 , 67 , 60 , 332 , 331 , 5089 , 2268 , 19758 , 14856 , 822109 , 849139 , 3659880 , 8623515 , 75462984 , 7390834 , 267513764 , 246736838 , 7639885570 , 5913516857
n×2
25113322
n×3
37669983
n×4
50226644
n×5
62783305
n÷2
6278330.5
n÷3
4185553.6666667
n÷3
3139165.25
n÷5
2511332.2
n2
157669735468921
n3
1.9798054182429E+21
n4
2.485974548284E+28
n5
3.121553965743E+35
2 √n
3543.5379213436
3 √n
232.4295759267
4 √n
59.527623179022
5 √n
26.28904645798
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
-12556660
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 12556661 can be divided by 8 positive divisors.
The sum of these divisors (counting 12556661) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111111001100101110101
3
Ternary
212121221111112
4
Quaternary
233321211311
5
Quinary
11203303121
6
Senary
1125044405
8
Octal
57714565
10
Decimal
12556661
12
Duodecimal
4256705
16
Hexadecimal
bf9975
20
Vigesimal
3i9bd1
36
Base36
7h4s5
md5
c9eb4f2166ce1d675355776c3763014e
sha1
7378e0aa3c48c1255a7b5537fb9b16916e078569
sha256
bc596248db4a4dfdcbb02711239de375888cb66f3134065f093bc69622c90921
sha512
437ef2c632f2a29e04befdcf4c1354ec9effa5edc86ca50b09b22db46060a89630bcc647bcec1575a180a7c35a94f322d20daed742e1898063244128e2c348bf
ripemd-160
5c90483d365c26c09f69a4746b60c54aa9a644cf
Diameter
25113322
Circumference
78895827.902435
Area
4.9533408264261E+14
Volume
8.292989543319E+21
Surface area
1.9813363305704E+15
Circumference
78895827.902435
Perimeter
50226644
Area
157669735468921
Diagonal
17757800.284321
Surface area
946018412813526
Volume
1.9798054182429E+21
Space diagonal
21748774.825419
Perimeter
37669983
Area
68272998162029
Altitude
10874387.412709
Surface area
68272998162029
Volume
2.3332230611157E+20
Height
5919266.7614404