42789861 is an odd 8-digits composite number following 42789860
and preceding 42789862 . In scientific notation, it is written as 4.2789861 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 28526568 positive integers (up to 42789861) that are relatively prime to 42789861.
42789861 has 4 divisors, whose sum is 47544300
The reverse of 42789861 is 16898724
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million seven hundred eighty-nine thousand eight hundred sixty-one
Scientific notation
4.2789861 × 10^7
Engineering notation
4.2789861 × 10^6
Prime Factorization
9 × 4754429
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42789861
Product of the distinct prime numbers
The prime factorization of 42789861 is 9 × 4754429.
Since it has a total of 2 prime factors.
9 , 2 , 88 , 98 , 948 , 110 , 6204 , 1506 , 82984 , 97671 , 318925 , 223196 , 99603 , 3467350 , 1829673 , 20115630 , 321577729 , 873872484 , 4328382906 , 9286734927
n×2
85579722
n×3
128369583
n×4
171159444
n×5
213949305
n÷2
21394930.5
n÷3
14263287
n÷3
10697465.25
n÷5
8557972.2
n2
1830972204399321
n3
7.8347046121111E+22
n4
3.3524592132829E+30
n5
1.4345126374455E+38
2 √n
6541.3959519356
3 √n
349.76817573563
4 √n
80.878896826896
5 √n
33.594499492683
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
-42789860
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 42789861 can be divided by 4 positive divisors.
The sum of these divisors (counting 42789861) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011001110101111100101
3
Ternary
2222111221122200
4
Quaternary
2203032233211
5
Quinary
41423233421
6
Senary
4125045113
8
Octal
243165745
10
Decimal
42789861
12
Duodecimal
123b6799
16
Hexadecimal
28cebe5
20
Vigesimal
d78ed1
36
Base36
ph4v9
md5
15280b5481f1513b7bb6001d77a1785a
sha1
d38afd09f9686bf17b590920ffec1733591250d7
sha256
7263e4e7245132f2f3e449443dbfefa9264d8c5f53eed78dd94b82531f6cb73c
sha512
b691998c87c9f1d85ebe10e9e14a1f0d9ba4e8f00f1b16a49f07f61e09467007c5be6730cf14e44a8d4af88a5c3c4b790391f26c5ee20e159e8f246ec18cf86c
ripemd-160
9cedb0c423dc7022143efcd95bfe0df323dabce5
Diameter
85579722
Circumference
268856625.93146
Area
5.752168826268E+15
Volume
3.2817933936606E+23
Surface area
2.3008675305072E+16
Circumference
268856625.93146
Perimeter
171159444
Area
1830972204399321
Diagonal
60514001.75826
Surface area
10985833226395926
Volume
7.8347046121111E+22
Space diagonal
74114213.30081
Perimeter
128369583
Area
7.928342213165E+14
Altitude
37057106.650405
Surface area
7.928342213165E+14
Volume
9.2332879330287E+21
Height
20171333.91942