42187788 is an even 8-digits composite number following 42187787
and preceding 42187789 . In scientific notation, it is written as 4.2187788 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 13796640 positive integers (up to 42187788) that are relatively prime to 42187788.
42187788 has 24 divisors, whose sum is 83583360
The reverse of 42187788 is 88778124
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million one hundred eighty-seven thousand seven hundred eighty-eight
Scientific notation
4.2187788 × 10^7
Engineering notation
4.2187788 × 10^6
Prime Factorization
2 × 2 × 9 × 53 × 22111
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21093894
Product of the distinct prime numbers
The prime factorization of 42187788 is 2 × 2 × 9 × 53 × 22111.
Since it has a total of 5 prime factors.
6 , 10 , 96 , 82 , 979 , 715 , 7360 , 6929 , 92065 , 70184 , 398317 , 992682 , 3721505 , 5603017 , 9630874 , 97585098 , 512606285 , 236760217 , 9150785922 , 6726166125
n×2
84375576
n×3
126563364
n×4
168751152
n×5
210938940
n÷2
21093894
n÷3
14062596
n÷3
10546947
n÷5
8437557.6
n2
1779809456332944
n3
7.5086224024169E+22
n4
3.1677217008522E+30
n5
1.3363917155855E+38
2 √n
6495.2126985958
3 √n
348.11995468365
4 √n
80.592882431365
5 √n
33.499424870808
1 , 2 , 4 , 9 , 18 , 36 , 53 , 106 , 212 , 477 , 954 , 1908 , 22111 , 44222 , 88444 , 198999 , 397998 , 795996 , 1171883 , 2343766 , 4687532 , 10546947 , 21093894 , 42187788
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42187787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42187788 can be divided by 24 positive divisors.
The sum of these divisors (counting 42187788) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10100000111011110000001100
3
Ternary
2221101100202200
4
Quaternary
2200323300030
5
Quinary
41300002123
6
Senary
4104121500
8
Octal
240736014
10
Decimal
42187788
12
Duodecimal
12166290
16
Hexadecimal
283bc0c
20
Vigesimal
d3d998
36
Base36
p48b0
md5
89e43c06d1b85264fb1bc92245c29c6e
sha1
0d8b5b306a6e3fc8b16304a5b0cd66f52d367160
sha256
5fc16a1fb07f632c39a02f54b0bd04912ddbbb276080aa81b6ad06d3aed71451
sha512
efb5d03af910518ce0a1e0f3e5458489079513d26066621b05b12c0ef321ef738ab5ca6dfb975f23153f8eebeffc7645920f55b7d95f91f3123c0d9054fb5598
ripemd-160
f2d74adf37d3eb68c491610319132c091bfc2069
Diameter
84375576
Circumference
265073689.70401
Area
5.5914363128052E+15
Volume
3.1452043970684E+23
Surface area
2.2365745251221E+16
Circumference
265073689.70401
Perimeter
168751152
Area
1779809456332944
Diagonal
59662541.956121
Surface area
10678856737997664
Volume
7.5086224024169E+22
Space diagonal
73071392.274945
Perimeter
126563364
Area
7.7068010154005E+14
Altitude
36535696.137472
Surface area
7.7068010154005E+14
Volume
8.8489963635304E+21
Height
19887513.985374