55145785 is an odd 8-digits composite number following 55145784
and preceding 55145786 . In scientific notation, it is written as 5.5145785 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 44035200 positive integers (up to 55145785) that are relatively prime to 55145785.
55145785 has 8 divisors, whose sum is 66297096
The reverse of 55145785 is 58754155
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
fifty-five million one hundred forty-five thousand seven hundred eighty-five
Scientific notation
5.5145785 × 10^7
Engineering notation
5.5145785 × 10^6
Prime Factorization
5 × 557 × 19801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55145785
Product of the distinct prime numbers
The prime factorization of 55145785 is 5 × 557 × 19801.
Since it has a total of 3 prime factors.
8 , 8 , 64 , 61 , 859 , 390 , 5565 , 608 , 42092 , 60890 , 792466 , 937318 , 8771033 , 5587895 , 4036816 , 56860268 , 758269156 , 933810851 , 7507075898 , 8937672761
n×2
110291570
n×3
165437355
n×4
220583140
n×5
275728925
n÷2
27572892.5
n÷3
18381928.333333
n÷3
13786446.25
n÷5
11029157
n2
3041057603266225
n3
1.6770150876233E+23
n4
9.2480313463833E+30
n5
5.0998994830091E+38
2 √n
7426.0208052496
3 √n
380.63095777014
4 √n
86.174362807332
5 √n
35.342923010015
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
-55145784
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 55145785 can be divided by 8 positive divisors.
The sum of these divisors (counting 55145785) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010010111010100111001
3
Ternary
10211202200210111
4
Quaternary
3102113110321
5
Quinary
103104131120
6
Senary
5245544321
8
Octal
322272471
10
Decimal
55145785
12
Duodecimal
165750a1
16
Hexadecimal
3497539
20
Vigesimal
h4d495
36
Base36
wtyrd
md5
11f082f729bbf5b150c076ebbf058741
sha1
4aa36d15a04542a6c98bb66b921008303f25df2f
sha256
354ee743208fe235435bbab95a0611eb454f63741d86dd01cbc15301e81203d6
sha512
dca9f0952c9ba009d3ee618705e53102c6b5ac08c72e357ff22ac7c8136b26d90d314fbf74d2caa16a6353fc328c81bb13cbf2053c25553956498d272b3b9987
ripemd-160
3682bcbbca2871b89d8d31f9ba14bcc5f77afadb
Diameter
110291570
Circumference
346491186.06488
Area
9.5537642255646E+15
Volume
7.0246643723157E+23
Surface area
3.8215056902258E+16
Circumference
346491186.06488
Perimeter
220583140
Area
3041057603266225
Diagonal
77987917.054711
Surface area
18246345619597350
Volume
1.6770150876233E+23
Space diagonal
95515301.44327
Perimeter
165437355
Area
1.3168165694002E+15
Altitude
47757650.721635
Surface area
1.3168165694002E+15
Volume
1.976381234351E+22
Height
25995972.35157