55185557 is an odd 8-digits composite number following 55185556
and preceding 55185558 . In scientific notation, it is written as 5.5185557 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 44812224 positive integers (up to 55185557) that are relatively prime to 55185557.
55185557 has 8 divisors, whose sum is 66388800
The reverse of 55185557 is 75558155
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
fifty-five million one hundred eighty-five thousand five hundred fifty-seven
Scientific notation
5.5185557 × 10^7
Engineering notation
5.5185557 × 10^6
Prime Factorization
7 × 19 × 414929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55185557
Product of the distinct prime numbers
The prime factorization of 55185557 is 7 × 19 × 414929.
Since it has a total of 3 prime factors.
8 , 5 , 70 , 20 , 920 , 15 , 4760 , 9890 , 63147 , 6123 , 989755 , 615441 , 8314977 , 2388685 , 27523131 , 32295151 , 851884140 , 800930603 , 6772672747 , 1252544976
n×2
110371114
n×3
165556671
n×4
220742228
n×5
275927785
n÷2
27592778.5
n÷3
18395185.666667
n÷3
13796389.25
n÷5
11037111.4
n2
3045445701400249
n3
1.6806461734503E+23
n4
9.2747395201773E+30
n5
5.1183166645089E+38
2 √n
7428.6982035886
3 √n
380.72244144108
4 √n
86.189896180403
5 √n
35.348019513387
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
-55185556
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 55185557 can be divided by 8 positive divisors.
The sum of these divisors (counting 55185557) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010100001000010010101
3
Ternary
10211211201100112
4
Quaternary
3102201002111
5
Quinary
103111414212
6
Senary
5250452405
8
Octal
322410225
10
Decimal
55185557
12
Duodecimal
16594105
16
Hexadecimal
34a1095
20
Vigesimal
h4i3hh
36
Base36
wutg5
md5
211a3c1499ef4d7dc5c34a1d4fc88d9d
sha1
69429614b7e41c1d900f2269fbb707044292ba69
sha256
14104f653ca7d7732679f618f9569b843092d7297d28e7a2ffa3da2817dbc9d2
sha512
675f8dfebcdfde6905339ce3c783a128d047f8d130655c8cfdf78c3425cf82f0d42a8a1b631b4e85e00a6b4da83cc2ccb8c54af89e7f3999a03a3b5eba784f23
ripemd-160
4abb60375b57195e9a2ec2992c901b965ab6ffe9
Diameter
110371114
Circumference
346741080.91092
Area
9.5675498424256E+15
Volume
7.0398742290603E+23
Surface area
3.8270199369703E+16
Circumference
346741080.91092
Perimeter
220742228
Area
3045445701400249
Diagonal
78044163.156513
Surface area
18272674208401494
Volume
1.6806461734503E+23
Space diagonal
95584188.567988
Perimeter
165556671
Area
1.3187166716294E+15
Altitude
47792094.283994
Surface area
1.3187166716294E+15
Volume
1.9806605100365E+22
Height
26014721.052171