42185895 is an odd 8-digits composite number following 42185894
and preceding 42185896 . In scientific notation, it is written as 4.2185895 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 22499136 positive integers (up to 42185895) that are relatively prime to 42185895.
42185895 has 8 divisors, whose sum is 67497456
The reverse of 42185895 is 59858124
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million one hundred eighty-five thousand eight hundred ninety-five
Scientific notation
4.2185895 × 10^7
Engineering notation
4.2185895 × 10^6
Prime Factorization
3 × 5 × 2812393
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42185895
Product of the distinct prime numbers
The prime factorization of 42185895 is 3 × 5 × 2812393.
Since it has a total of 3 prime factors.
3 , 1 , 66 , 9 , 952 , 240 , 400 , 815 , 95508 , 42511 , 514966 , 114222 , 9743993 , 3012729 , 78873911 , 6131572 , 307807886 , 426699712 , 2772091335 , 9827997618
n×2
84371790
n×3
126557685
n×4
168743580
n×5
210929475
n÷2
21092947.5
n÷3
14061965
n÷3
10546473.75
n÷5
8437179
n2
1779649736951025
n3
7.5076116939794E+22
n4
3.1671531862299E+30
n5
1.3360919176321E+38
2 √n
6495.0669742505
3 √n
348.11474779826
4 √n
80.591978349278
5 √n
33.499124236182
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
-42185894
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 42185895 can be divided by 8 positive divisors.
The sum of these divisors (counting 42185895) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111011010010100111
3
Ternary
2221101021011120
4
Quaternary
2200323102213
5
Quinary
41244422040
6
Senary
4104105023
8
Octal
240732247
10
Decimal
42185895
12
Duodecimal
12165173
16
Hexadecimal
283b4a7
20
Vigesimal
d3d4ef
36
Base36
p46uf
md5
074b462a6814edd43a85fa2307a97072
sha1
b9603d7bb570f7fd109dc9bdfdc2157aefd5f0f1
sha256
cd070cb17ed816bb02a4036039cda58a83dcec881daf8089c54d29e2006199c2
sha512
97b6dadf585d6223b86e8423f98692c12ef0e25954fda209c22c473f58e3f994b8f821dcc6687d1d54ef5b7668cdcb819a176f0eb1af01b5ead731c86727b75f
ripemd-160
d1fa5f0d5e15a6ad75b3e1fc8b3774e51c4f292c
Diameter
84371790
Circumference
265061795.63422
Area
5.5909345395683E+15
Volume
3.144781032508E+23
Surface area
2.2363738158273E+16
Circumference
265061795.63422
Perimeter
168743580
Area
1779649736951025
Diagonal
59659864.849847
Surface area
10677898421706150
Volume
7.5076116939794E+22
Space diagonal
73068113.502766
Perimeter
126557685
Area
7.7061094101894E+14
Altitude
36534056.751383
Surface area
7.7061094101894E+14
Volume
8.8478052322137E+21
Height
19886621.616616