12161009 is an odd 8-digits composite number following 12161008
and preceding 12161010 . In scientific notation, it is written as 1.2161009 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 10226736 positive integers (up to 12161009) that are relatively prime to 12161009.
12161009 has 8 divisors, whose sum is 14160960
The reverse of 12161009 is 90016121
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twelve million one hundred sixty-one thousand nine
Scientific notation
1.2161009 × 10^7
Engineering notation
1.2161009 × 10^6
Prime Factorization
7 × 53 × 32779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12161009
Product of the distinct prime numbers
The prime factorization of 12161009 is 7 × 53 × 32779.
Since it has a total of 3 prime factors.
7 , 3 , 77 , 53 , 173 , 610 , 6960 , 5534 , 62131 , 1897 , 968376 , 375346 , 4257588 , 1923380 , 50244135 , 5300278 , 221831211 , 857350180 , 6702316376 , 2331034044
n×2
24322018
n×3
36483027
n×4
48644036
n×5
60805045
n÷2
6080504.5
n÷3
4053669.6666667
n÷3
3040252.25
n÷5
2432201.8
n2
147890139898081
n3
1.7984933223118E+21
n4
2.1871493479074E+28
n5
2.6597942904246E+35
2 √n
3487.2638271287
3 √n
229.96224332964
4 √n
59.053059422257
5 √n
26.121247970236
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
-12161008
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 12161009 can be divided by 8 positive divisors.
The sum of these divisors (counting 12161009) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110011000111111110001
3
Ternary
211212211202202
4
Quaternary
232120333301
5
Quinary
11103123014
6
Senary
1112352545
8
Octal
56307761
10
Decimal
12161009
12
Duodecimal
40a5755
16
Hexadecimal
b98ff1
20
Vigesimal
3g02a9
36
Base36
78nht
md5
4045b1cf056dc33bdb88796cc911c08b
sha1
30cbd648b16f5193cdcbf622a4abb7cc8b685bee
sha256
ed50fe5112394fbd0ffef2e942608e25bafc10877118f284e5214f9a4b0e35e8
sha512
96c404a6696020c0ba6bb947927fff1c4f162d8c85b89be38219648866d29b887c211aa96119062b1efe800ebeed99d8fbe5660a14577af5305a6667b7a5d073
ripemd-160
b857c03292eb3a41ac949ff6f9973934fb954ace
Diameter
24322018
Circumference
76409873.069279
Area
4.6461057704218E+14
Volume
7.5335112118735E+21
Surface area
1.8584423081687E+15
Circumference
76409873.069279
Perimeter
48644036
Area
147890139898081
Diagonal
17198263.859941
Surface area
887340839388486
Volume
1.7984933223118E+21
Space diagonal
21063485.459302
Perimeter
36483027
Area
64038309060486
Altitude
10531742.729651
Surface area
64038309060486
Volume
2.1195447068757E+20
Height
5732754.6199804