42787842 is an even 8-digits composite number following 42787841
and preceding 42787843 . In scientific notation, it is written as 4.2787842 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 14121200 positive integers (up to 42787842) that are relatively prime to 42787842.
42787842 has 8 divisors, whose sum is 64394496
The reverse of 42787842 is 24878724
Previous prime number is 303
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million seven hundred eighty-seven thousand eight hundred forty-two
Scientific notation
4.2787842 × 10^7
Engineering notation
4.2787842 × 10^6
Prime Factorization
2 × 303 × 70607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42787842
Product of the distinct prime numbers
The prime factorization of 42787842 is 2 × 303 × 70607.
Since it has a total of 3 prime factors.
4 , 3 , 35 , 89 , 560 , 732 , 7511 , 5262 , 75261 , 85596 , 785652 , 372040 , 6605023 , 2813388 , 67873788 , 1742757 , 602944163 , 316956367 , 8490617753 , 8460324611
n×2
85575684
n×3
128363526
n×4
171151368
n×5
213939210
n÷2
21393921
n÷3
14262614
n÷3
10696960.5
n÷5
8557568.4
n2
1830799423016964
n3
7.8335956445741E+22
n4
3.3518265273192E+30
n5
1.4341742386234E+38
2 √n
6541.2416252574
3 √n
349.76267448652
4 √n
80.877942761036
5 √n
33.594182461625
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
-42787841
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 42787842 can be divided by 8 positive divisors.
The sum of these divisors (counting 42787842) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011001110010000000010
3
Ternary
2222111211212220
4
Quaternary
2203032100002
5
Quinary
41423202332
6
Senary
4125031510
8
Octal
243162002
10
Decimal
42787842
12
Duodecimal
123b5596
16
Hexadecimal
28ce402
20
Vigesimal
d789c2
36
Base36
ph3b6
md5
eec45da9d9bd9f7d41f384bd6d4c8a96
sha1
01e7b7ee68497fe9942d08db5a10204f41cd57f2
sha256
e503b1fec139748df13aaa18ecb49fd1b7c00a6fe62724c9aeb08840adf563e9
sha512
fc4e84c0a7426701288c3477b17879d7d10c540f6f1a37b4240219ea6f9583b481d6667006b3587108c8bf45366f7b111a1f5901769030d9ca44cd742b990352
ripemd-160
02a482b9d7c8d7fe8737b3e47b8fd0f716106626
Diameter
85575684
Circumference
268843940.18032
Area
5.7516260175465E+15
Volume
3.2813288704249E+23
Surface area
2.3006504070186E+16
Circumference
268843940.18032
Perimeter
171151368
Area
1830799423016964
Diagonal
60511146.461077
Surface area
10984796538101784
Volume
7.8335956445741E+22
Space diagonal
74110716.29023
Perimeter
128363526
Area
7.9275940478329E+14
Altitude
37055358.145115
Surface area
7.9275940478329E+14
Volume
9.2319810022529E+21
Height
20170382.153692