42185839 is an odd 8-digits prime number following 42185838
and preceding 42185840 . In scientific notation, it is written as 4.2185839 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 42185838 positive integers (up to 42185839) that are relatively prime to 42185839.
42185839 has 2 divisors, whose sum is 42185840
The reverse of 42185839 is 93858124
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
forty-two million one hundred eighty-five thousand eight hundred thirty-nine
Scientific notation
4.2185839 × 10^7
Engineering notation
4.2185839 × 10^6
Prime Factorization
42185839
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
42185839
Product of the distinct prime numbers
The prime factorization of 42185839 is 42185839.
Since it has a total of 1 prime factors.
5 , 6 , 71 , 19 , 307 , 868 , 4912 , 3751 , 79508 , 50584 , 801390 , 627546 , 6583100 , 7466761 , 32942595 , 4548834 , 324049869 , 910366504 , 4799871952 , 833012414
n×2
84371678
n×3
126557517
n×4
168743356
n×5
210929195
n÷2
21092919.5
n÷3
14061946.333333
n÷3
10546459.75
n÷5
8437167.8
n2
1779645012133921
n3
7.5075817959035E+22
n4
3.1671363692131E+30
n5
1.3360830496267E+38
2 √n
6495.0626632851
3 √n
348.1145937623
4 √n
80.59195160365
5 √n
33.499115342441
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
42185840
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
21092920
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
6495.0627402666
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999525907
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42185839 can be divided by 2 positive divisors.
The sum of these divisors (counting 42185839) is 42185840, the average is 21092920.
Base
System
Value
2
Binary
10100000111011010001101111
3
Ternary
2221101021002111
4
Quaternary
2200323101233
5
Quinary
41244421324
6
Senary
4104104451
8
Octal
240732157
10
Decimal
42185839
12
Duodecimal
12165127
16
Hexadecimal
283b46f
20
Vigesimal
d3d4bj
36
Base36
p46sv
md5
2617f6371376ef0247145f15983601a2
sha1
cd568e8f241f29e0db9478a9341773a2947932ac
sha256
7f4d7fbd1d16b536d54d25467c155b7860d45c6a86b269da772fd1abdbad463f
sha512
dc9f5fc3f62093dd8448dbb959cf88b04b8524b226f408a17174b5e0ecbd58cc1fd71edfc0f4374f213bdcad37efd684ce74efa7c1e3c9152a178d7552fa5947
ripemd-160
73626fc16e53895b5970d4c0fc3376c4854eb71c
Diameter
84371678
Circumference
265061443.77584
Area
5.5909196961176E+15
Volume
3.1447685088313E+23
Surface area
2.2363678784471E+16
Circumference
265061443.77584
Perimeter
168743356
Area
1779645012133921
Diagonal
59659785.653888
Surface area
10677870072803526
Volume
7.5075817959035E+22
Space diagonal
73068016.507921
Perimeter
126557517
Area
7.7060889511312E+14
Altitude
36534008.25396
Surface area
7.7060889511312E+14
Volume
8.8477699969934E+21
Height
19886595.217963