42785845 is an odd 8-digits composite number following 42785844
and preceding 42785846 . In scientific notation, it is written as 4.2785845 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 34228672 positive integers (up to 42785845) that are relatively prime to 42785845.
42785845 has 4 divisors, whose sum is 51343020
The reverse of 42785845 is 54858724
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
forty-two million seven hundred eighty-five thousand eight hundred forty-five
Scientific notation
4.2785845 × 10^7
Engineering notation
4.2785845 × 10^6
Prime Factorization
5 × 8557169
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42785845
Product of the distinct prime numbers
The prime factorization of 42785845 is 5 × 8557169.
Since it has a total of 2 prime factors.
7 , 7 , 52 , 53 , 171 , 986 , 1922 , 5302 , 45476 , 17311 , 219836 , 477227 , 4696541 , 8994117 , 79119005 , 92872665 , 771459583 , 973164873 , 4221398445 , 4205088244
n×2
85571690
n×3
128357535
n×4
171143380
n×5
213929225
n÷2
21392922.5
n÷3
14261948.333333
n÷3
10696461.25
n÷5
8557169
n2
1830628532364025
n3
7.8324988638305E+22
n4
3.3512008235053E+30
n5
1.4338395899837E+38
2 √n
6541.0889766154
3 √n
349.75723301145
4 √n
80.876999057924
5 √n
33.593868873317
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42785844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42785845 can be divided by 4 positive divisors.
The sum of these divisors (counting 42785845) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011001101110000110101
3
Ternary
2222111202010221
4
Quaternary
2203031300311
5
Quinary
41423121340
6
Senary
4125014341
8
Octal
243156065
10
Decimal
42785845
12
Duodecimal
123b43b1
16
Hexadecimal
28cdc35
20
Vigesimal
d784c5
36
Base36
ph1rp
md5
793b12a81b3519b3d2bd13ccf22a7e8e
sha1
281640b7541ab71fff9dd281e30388d419ac1e8e
sha256
9b6966e67f8251d95aa4bd186deee6cf83487ca004eedb213ae43b32feb63211
sha512
1f56cbcdddc7daa4097e0a2d02069e37c1ef2e5bf26e3b173a998c2580cd1cd08227b9d5f4451fc413661b2b6b8f9d12a10105c44d84d09beadea52482ce39d9
ripemd-160
4882f40fc6b82f00789f979254c76c2d949e4a90
Diameter
85571690
Circumference
268831392.65926
Area
5.7510891487267E+15
Volume
3.2808694519814E+23
Surface area
2.3004356594907E+16
Circumference
268831392.65926
Perimeter
171143380
Area
1830628532364025
Diagonal
60508322.276593
Surface area
10983771194184150
Volume
7.8324988638305E+22
Space diagonal
74107257.384767
Perimeter
128357535
Area
7.9268540695993E+14
Altitude
37053628.692383
Surface area
7.9268540695993E+14
Volume
9.2306884337508E+21
Height
20169440.758864