42789986 is an even 8-digits composite number following 42789985
and preceding 42789987 . In scientific notation, it is written as 4.2789986 × 10^7.
The sum of its digits is 53. It has a total of 5 prime factors and 32 positive divisors.
There are 19480576 positive integers (up to 42789986) that are relatively prime to 42789986.
42789986 has 32 divisors, whose sum is 70217280
The reverse of 42789986 is 68998724
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
forty-two million seven hundred eighty-nine thousand nine hundred eighty-six
Scientific notation
4.2789986 × 10^7
Engineering notation
4.2789986 × 10^6
Prime Factorization
2 × 17 × 59 × 83 × 257
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
42789986
Product of the distinct prime numbers
The prime factorization of 42789986 is 2 × 17 × 59 × 83 × 257.
Since it has a total of 5 prime factors.
8 , 7 , 25 , 47 , 798 , 428 , 6585 , 6119 , 9007 , 47983 , 809781 , 802556 , 5068348 , 5321717 , 62610383 , 27275623 , 280233824 , 558561161 , 6121517578 , 5414646860
n×2
85579972
n×3
128369958
n×4
171159944
n×5
213949930
n÷2
21394993
n÷3
14263328.666667
n÷3
10697496.5
n÷5
8557997.2
n2
1830982901880196
n3
7.8347732737693E+22
n4
3.3524983869776E+30
n5
1.434533590438E+38
2 √n
6541.4055064642
3 √n
349.76851632238
4 √n
80.878955893756
5 √n
33.594519120265
1 , 2 , 17 , 34 , 59 , 83 , 118 , 166 , 257 , 514 , 1003 , 1411 , 2006 , 2822 , 4369 , 4897 , 8738 , 9794 , 15163 , 21331 , 30326 , 42662 , 83249 , 166498 , 257771 , 362627 , 515542 , 725254 , 1258529 , 2517058 , 21394993 , 42789986
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42789985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42789986 can be divided by 32 positive divisors.
The sum of these divisors (counting 42789986) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10100011001110110001100010
3
Ternary
2222111221211022
4
Quaternary
2203032301202
5
Quinary
41423234421
6
Senary
4125045442
8
Octal
243166142
10
Decimal
42789986
12
Duodecimal
123b6882
16
Hexadecimal
28cec62
20
Vigesimal
d78ej6
36
Base36
ph4yq
md5
f676c221add1ebb21d68a0f11a72362a
sha1
4d2b62d64d88c5a06c0cbe2f6c6093a5485844fb
sha256
5df5218b1243740ed58b1d6d0b93a9a25bc2d1f7d8c561c7ec0b87a94da88be2
sha512
5840a50d44d47357a5595cf6b5e9d4f3d00087fe6b8f48de5333ea85b2a6008c26e3ec5bbc6eb810dd11e1f6b5991bbad0a3c05b6431d4419280bad9644a19d8
ripemd-160
f5443f07358cf623c7b61ec2974979debda7afc4
Diameter
85579972
Circumference
268857411.32962
Area
5.7522024333953E+15
Volume
3.2818221545887E+23
Surface area
2.3008809733581E+16
Circumference
268857411.32962
Perimeter
171159944
Area
1830982901880196
Diagonal
60514178.534955
Surface area
10985897411281176
Volume
7.8347732737693E+22
Space diagonal
74114429.807161
Perimeter
128369958
Area
7.928388534616E+14
Altitude
37057214.90358
Surface area
7.928388534616E+14
Volume
9.233368851569E+21
Height
20171392.844985