42185561 is an odd 8-digits composite number following 42185560
and preceding 42185562 . In scientific notation, it is written as 4.2185561 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 38215320 positive integers (up to 42185561) that are relatively prime to 42185561.
42185561 has 12 divisors, whose sum is 46532976
The reverse of 42185561 is 16558124
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
forty-two million one hundred eighty-five thousand five hundred sixty-one
Scientific notation
4.2185561 × 10^7
Engineering notation
4.2185561 × 10^6
Prime Factorization
11 × 11 × 443 × 787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3835051
Product of the distinct prime numbers
The prime factorization of 42185561 is 11 × 11 × 443 × 787.
Since it has a total of 4 prime factors.
7 , 4 , 1 , 11 , 684 , 499 , 4193 , 3680 , 4747 , 60832 , 498591 , 703379 , 5506199 , 4747675 , 73045740 , 88766813 , 969037512 , 8932804 , 4176952183 , 9777694486
n×2
84371122
n×3
126556683
n×4
168742244
n×5
210927805
n÷2
21092780.5
n÷3
14061853.666667
n÷3
10546390.25
n÷5
8437112.2
n2
1779621556884721
n3
7.5074333744875E+22
n4
3.1670528857288E+30
n5
1.3360390270114E+38
2 √n
6495.0412623786
3 √n
348.11382908177
4 √n
80.591818830316
5 √n
33.499071191234
1 , 11 , 121 , 443 , 787 , 4873 , 8657 , 53603 , 95227 , 348641 , 3835051 , 42185561
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42185560
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42185561 can be divided by 12 positive divisors.
The sum of these divisors (counting 42185561) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10100000111011001101011001
3
Ternary
2221101020201012
4
Quaternary
2200323031121
5
Quinary
41244414221
6
Senary
4104103305
8
Octal
240731531
10
Decimal
42185561
12
Duodecimal
12164b35
16
Hexadecimal
283b359
20
Vigesimal
d3d3i1
36
Base36
p46l5
md5
e93e04c39afa5fdc07aff187a249788f
sha1
87b068cecbd6ae250ed6d175ca910b98a809f094
sha256
4e8ff406bf8cad0004179a19e660b8613c828bfb1d5ac01d42efc9a54eec4718
sha512
f247c0ae1c51b39696bbe86c91769f4340bedb79acd31af971e9cf46d9adea615c33cdfdf4d787b674e921cc2d3908a3ca8c052e9b5cd18a1c92f839f81d94a1
ripemd-160
1f082fdf71bd87d4b248971ed9bf5cc241abe7a2
Diameter
84371122
Circumference
265059697.05033
Area
5.5908460092791E+15
Volume
3.144706338214E+23
Surface area
2.2363384037116E+16
Circumference
265059697.05033
Perimeter
168742244
Area
1779621556884721
Diagonal
59659392.502518
Surface area
10677729341308326
Volume
7.5074333744875E+22
Space diagonal
73067534.997796
Perimeter
126556683
Area
7.7059873869229E+14
Altitude
36533767.498898
Surface area
7.7059873869229E+14
Volume
8.8475950806772E+21
Height
19886464.167506