55661909 is an odd 8-digits composite number following 55661908
and preceding 55661910 . In scientific notation, it is written as 5.5661909 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 51982392 positive integers (up to 55661909) that are relatively prime to 55661909.
55661909 has 8 divisors, whose sum is 58164480
The reverse of 55661909 is 90916655
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
fifty-five million six hundred sixty-one thousand nine hundred nine
Scientific notation
5.5661909 × 10^7
Engineering notation
5.5661909 × 10^6
Prime Factorization
989 × 23 × 2447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55661909
Product of the distinct prime numbers
The prime factorization of 55661909 is 989 × 23 × 2447.
Since it has a total of 3 prime factors.
1 , 4 , 86 , 27 , 492 , 354 , 951 , 5688 , 1629 , 66723 , 501906 , 135816 , 6158707 , 9671068 , 87437840 , 28096056 , 217336562 , 544573648 , 3201226776 , 494299112
n×2
111323818
n×3
166985727
n×4
222647636
n×5
278309545
n÷2
27830954.5
n÷3
18553969.666667
n÷3
13915477.25
n÷5
11132381.8
n2
3098248113524281
n3
1.7245440455441E+23
n4
9.5991413729568E+30
n5
5.3430653357965E+38
2 √n
7460.6909197473
3 √n
381.81474757957
4 √n
86.375291141317
5 √n
35.408833474834
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
-55661908
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 55661909 can be divided by 8 positive divisors.
The sum of these divisors (counting 55661909) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010100010101010101010101
3
Ternary
10212201220210012
4
Quaternary
3110111111111
5
Quinary
103222140114
6
Senary
5305010005
8
Octal
324252525
10
Decimal
55661909
12
Duodecimal
16783905
16
Hexadecimal
3515555
20
Vigesimal
h7hef9
36
Base36
x5105
md5
c021714cfb58c13c50d030024d560b94
sha1
f43636f30a6ef572cd15262beb54c7d6db31c633
sha256
ad4d6b497f6eeaec1620af9db442ea493883e9850e15d43c185d9e2ef93f905c
sha512
65eec01892acc76d533a9ec0b12287fbe6dcea3a544795a48c64f593a1b66122bfcabff886942c27022996f25d7789a4de9abdc67b5829dd94de5ec613a0bff4
ripemd-160
be36a1e077b9425d91f1b13c40f66b8881a19fff
Diameter
111323818
Circumference
349734088.79837
Area
9.7334335124463E+15
Volume
7.2237532056978E+23
Surface area
3.8933734049785E+16
Circumference
349734088.79837
Perimeter
222647636
Area
3098248113524281
Diagonal
78717826.615377
Surface area
18589488681145686
Volume
1.7245440455441E+23
Space diagonal
96409254.434275
Perimeter
166985727
Area
1.3415807867696E+15
Altitude
48204627.217138
Surface area
1.3415807867696E+15
Volume
2.0323946484319E+22
Height
26239275.538459