42186979 is an odd 8-digits composite number following 42186978
and preceding 42186980 . In scientific notation, it is written as 4.2186979 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 39257856 positive integers (up to 42186979) that are relatively prime to 42186979.
42186979 has 8 divisors, whose sum is 45172080
The reverse of 42186979 is 97968124
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
forty-two million one hundred eighty-six thousand nine hundred seventy-nine
Scientific notation
4.2186979 × 10^7
Engineering notation
4.2186979 × 10^6
Prime Factorization
17 × 89 × 27883
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42186979
Product of the distinct prime numbers
The prime factorization of 42186979 is 17 × 89 × 27883.
Since it has a total of 3 prime factors.
5 , 2 , 86 , 19 , 251 , 808 , 7566 , 9903 , 37777 , 11235 , 484484 , 15380 , 3523736 , 8688321 , 52353129 , 41368519 , 598889884 , 20750470 , 8229815277 , 1641569448
n×2
84373958
n×3
126560937
n×4
168747916
n×5
210934895
n÷2
21093489.5
n÷3
14062326.333333
n÷3
10546744.75
n÷5
8437395.8
n2
1779741197146441
n3
7.5081904509452E+22
n4
3.1674787288202E+30
n5
1.3362635861569E+38
2 √n
6495.1504216608
3 √n
348.11772946748
4 √n
80.592496062976
5 √n
33.499296391721
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
-42186978
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 42186979 can be divided by 8 positive divisors.
The sum of these divisors (counting 42186979) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000111011100011100011
3
Ternary
2221101022122201
4
Quaternary
2200323203203
5
Quinary
41244440404
6
Senary
4104114031
8
Octal
240734343
10
Decimal
42186979
12
Duodecimal
12165917
16
Hexadecimal
283b8e3
20
Vigesimal
d3d78j
36
Base36
p47oj
md5
0816baa092e03e0734af14c70026618c
sha1
6368b66c2ff82aba600971825765ae054521784f
sha256
faafd9c72c3bd7ea6e914cb364df50e5294690e0eff85223dec968d9f4b5714f
sha512
1a355505c76aec39ddcb6017a23fa729d3a9a3edd198a78d1f1ca745a4c422609a9d80fd20599b2da211f9fc4bd2cd4aad2a7b6070d7035654856cba79c34078
ripemd-160
a9438fb18b3a48423c139e26a59285d1d14bb7c0
Diameter
84373958
Circumference
265068606.60709
Area
5.5912218702464E+15
Volume
3.145023461659E+23
Surface area
2.2364887480985E+16
Circumference
265068606.60709
Perimeter
168747916
Area
1779741197146441
Diagonal
59661397.857349
Surface area
10678447182878646
Volume
7.5081904509452E+22
Space diagonal
73069991.045841
Perimeter
126560937
Area
7.7065054444527E+14
Altitude
36534995.522921
Surface area
7.7065054444527E+14
Volume
8.848487303839E+21
Height
19887132.619116