55665891 is an odd 8-digits composite number following 55665890
and preceding 55665892 . In scientific notation, it is written as 5.5665891 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 37110588 positive integers (up to 55665891) that are relatively prime to 55665891.
55665891 has 6 divisors, whose sum is 80406300
The reverse of 55665891 is 19856655
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-five million six hundred sixty-five thousand eight hundred ninety-one
Scientific notation
5.5665891 × 10^7
Engineering notation
5.5665891 × 10^6
Prime Factorization
3 × 3 × 6185099
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18555297
Product of the distinct prime numbers
The prime factorization of 55665891 is 3 × 3 × 6185099.
Since it has a total of 3 prime factors.
7 , 1 , 70 , 27 , 535 , 96 , 4039 , 6685 , 3542 , 28714 , 566317 , 211428 , 142874 , 9277048 , 70456254 , 66530515 , 786590806 , 334265560 , 8853770908 , 1497756600
n×2
111331782
n×3
166997673
n×4
222663564
n×5
278329455
n÷2
27832945.5
n÷3
18555297
n÷3
13916472.75
n÷5
11133178.2
n2
3098691420823881
n3
1.7249141887422E+23
n4
9.6018885214875E+30
n5
5.3449767983128E+38
2 √n
7460.9577803389
3 √n
381.82385225036
4 √n
86.376835901409
5 √n
35.409340083188
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-55665890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 55665891 can be divided by 6 positive divisors.
The sum of these divisors (counting 55665891) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11010100010110010011100011
3
Ternary
10212202010020200
4
Quaternary
3110112103203
5
Quinary
103222302031
6
Senary
5305040243
8
Octal
324262343
10
Decimal
55665891
12
Duodecimal
16786083
16
Hexadecimal
35164e3
20
Vigesimal
h7i4eb
36
Base36
x542r
md5
1f53920845ebaaf6d53bcd7f520dd2f1
sha1
208884571fccc8d3cfa640af8beabc616922a586
sha256
3a4e309d90cd8deeee132e7de3986c01c7d8cf4dab64363ea9fe10dfd5d31866
sha512
1da47cc2befef5a70bdbecd07127cbe1f33c852ae9cda1f03a8dec18885a5e5174292af4b80b495bede8bfd085409c3243061ae06e9264791c1ef246d8b4f1d0
ripemd-160
5e6b54a67f66af0c08f1249a37fe3e3f150c992f
Diameter
111331782
Circumference
349759108.44226
Area
9.734826203402E+15
Volume
7.2253036579003E+23
Surface area
3.8939304813608E+16
Circumference
349759108.44226
Perimeter
222663564
Area
3098691420823881
Diagonal
78723458.013782
Surface area
18592148524943286
Volume
1.7249141887422E+23
Space diagonal
96416151.460591
Perimeter
166997673
Area
1.3417727444612E+15
Altitude
48208075.730296
Surface area
1.3417727444612E+15
Volume
2.0328308663741E+22
Height
26241152.671261