42185786 is an even 8-digits composite number following 42185785
and preceding 42185787 . In scientific notation, it is written as 4.2185786 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 20795740 positive integers (up to 42185786) that are relatively prime to 42185786.
42185786 has 8 divisors, whose sum is 64170144
The reverse of 42185786 is 68758124
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million one hundred eighty-five thousand seven hundred eighty-six
Scientific notation
4.2185786 × 10^7
Engineering notation
4.2185786 × 10^6
Prime Factorization
2 × 71 × 297083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42185786
Product of the distinct prime numbers
The prime factorization of 42185786 is 2 × 71 × 297083.
Since it has a total of 3 prime factors.
1 , 1 , 5 , 99 , 129 , 762 , 59 , 9364 , 42215 , 82508 , 75117 , 229128 , 7621438 , 627698 , 8387912 , 89070853 , 823870581 , 95347119 , 6743070863 , 5010300759
n×2
84371572
n×3
126557358
n×4
168743144
n×5
210928930
n÷2
21092893
n÷3
14061928.666667
n÷3
10546446.5
n÷5
8437157.2
n2
1779640540437796
n3
7.5075534995833E+22
n4
3.1671204531697E+30
n5
1.3360746567364E+38
2 √n
6495.0585832616
3 √n
348.11444797814
4 √n
80.591926290799
5 √n
33.499106925143
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
-42185785
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 42185786 can be divided by 8 positive divisors.
The sum of these divisors (counting 42185786) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111011010000111010
3
Ternary
2221101021000112
4
Quaternary
2200323100322
5
Quinary
41244421121
6
Senary
4104104322
8
Octal
240732072
10
Decimal
42185786
12
Duodecimal
121650a2
16
Hexadecimal
283b43a
20
Vigesimal
d3d496
36
Base36
p46re
md5
fd73e294ca7c7735be12a082a1b613cb
sha1
563dbea1ed18e66d21083279c8e0528d564f8afb
sha256
53a27807e203699891f67840b9204e356e46c632138ecb0dfff32aadef1d4836
sha512
708a79acfd99a21354a4a7687c19f3d71d3a57f795f59ff66680608e89251d5d48af1ee43cc6e84763ce419c5ebea88ebd02df22752f2ec03a76a58a991e5eb4
ripemd-160
aa684a3afe97dbf389b17947d404c45a17b35fdc
Diameter
84371572
Circumference
265061110.76702
Area
5.5909056478699E+15
Volume
3.1447566560964E+23
Surface area
2.236362259148E+16
Circumference
265061110.76702
Perimeter
168743144
Area
1779640540437796
Diagonal
59659710.700569
Surface area
10677843242626776
Volume
7.5075534995833E+22
Space diagonal
73067924.709228
Perimeter
126557358
Area
7.706069588119E+14
Altitude
36533962.354614
Surface area
7.706069588119E+14
Volume
8.8477366494603E+21
Height
19886570.233523