42390986 is an even 8-digits composite number following 42390985
and preceding 42390987 . In scientific notation, it is written as 4.2390986 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 19268620 positive integers (up to 42390986) that are relatively prime to 42390986.
42390986 has 8 divisors, whose sum is 69367104
The reverse of 42390986 is 68909324
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty-two million three hundred ninety thousand nine hundred eighty-six
Scientific notation
4.2390986 × 10^7
Engineering notation
4.2390986 × 10^6
Prime Factorization
2 × 11 × 1926863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42390986
Product of the distinct prime numbers
The prime factorization of 42390986 is 2 × 11 × 1926863.
Since it has a total of 3 prime factors.
7 , 2 , 32 , 36 , 151 , 583 , 3285 , 1565 , 19699 , 29970 , 815780 , 33223 , 1575587 , 8275447 , 65880882 , 49568412 , 559216010 , 309399170 , 9046773383 , 8687660559
n×2
84781972
n×3
127172958
n×4
169563944
n×5
211954930
n÷2
21195493
n÷3
14130328.666667
n÷3
10597746.5
n÷5
8478197.2
n2
1796995694052196
n3
7.6176419308627E+22
n4
3.2291935244421E+30
n5
1.3688869748592E+38
2 √n
6510.8360446259
3 √n
348.67796776302
4 √n
80.689751794301
5 √n
33.5316329566
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
-42390985
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 42390986 can be divided by 8 positive divisors.
The sum of these divisors (counting 42390986) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100001101101010111001010
3
Ternary
2221202200111112
4
Quaternary
2201231113022
5
Quinary
41323002421
6
Senary
4112330322
8
Octal
241552712
10
Decimal
42390986
12
Duodecimal
122439a2
16
Hexadecimal
286d5ca
20
Vigesimal
d4ih96
36
Base36
p8l3e
md5
3fba5b051d73ec288a7306f437c74202
sha1
84fa63df344ba9946f34dfd64d2105e8da224f1f
sha256
e15762524551a8266fce160a845095a831846da9f895da0844c34492c90f2ea1
sha512
e5dff91839534c440c7585b1a98bbc1f2c389b7a2c32ff0728b7167e76a87d6d818197a798155567c4cab46b972dcac936a80a7a349a8a664ccfa44260711efb
ripemd-160
4da297a36f61c00e010010af0a841b7402f529d6
Diameter
84781972
Circumference
266350420.39206
Area
5.6454284709669E+15
Volume
3.1908703903568E+23
Surface area
2.2581713883867E+16
Circumference
266350420.39206
Perimeter
169563944
Area
1796995694052196
Diagonal
59949907.323568
Surface area
10781974164313176
Volume
7.6176419308627E+22
Space diagonal
73423341.534941
Perimeter
127172958
Area
7.7812196077023E+14
Altitude
36711670.76747
Surface area
7.7812196077023E+14
Volume
8.97747710994E+21
Height
19983302.441189