42789946 is an even 8-digits composite number following 42789945
and preceding 42789947 . In scientific notation, it is written as 4.2789946 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 21384348 positive integers (up to 42789946) that are relatively prime to 42789946.
42789946 has 8 divisors, whose sum is 64216800
The reverse of 42789946 is 64998724
Previous prime number is 2699
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
forty-two million seven hundred eighty-nine thousand nine hundred forty-six
Scientific notation
4.2789946 × 10^7
Engineering notation
4.2789946 × 10^6
Prime Factorization
2 × 2699 × 7927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42789946
Product of the distinct prime numbers
The prime factorization of 42789946 is 2 × 2699 × 7927.
Since it has a total of 3 prime factors.
10 , 9 , 90 , 8 , 639 , 269 , 7079 , 784 , 59858 , 10523 , 185301 , 550599 , 5245294 , 70429 , 68698881 , 89779625 , 664242133 , 483336225 , 4816725146 , 4776689511
n×2
85579892
n×3
128369838
n×4
171159784
n×5
213949730
n÷2
21394973
n÷3
14263315.333333
n÷3
10697486.5
n÷5
8557989.2
n2
1830979478682916
n3
7.834751301995E+22
n4
3.352485851358E+30
n5
1.4345268854537E+38
2 √n
6541.4024490166
3 √n
349.7684073347
4 √n
80.878936992375
5 √n
33.594512839444
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
-42789945
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 42789946 can be divided by 8 positive divisors.
The sum of these divisors (counting 42789946) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011001110110000111010
3
Ternary
2222111221202211
4
Quaternary
2203032300322
5
Quinary
41423234241
6
Senary
4125045334
8
Octal
243166072
10
Decimal
42789946
12
Duodecimal
123b684a
16
Hexadecimal
28cec3a
20
Vigesimal
d78eh6
36
Base36
ph4xm
md5
2848fec2b51cb8bb97dc4bb902e43a8d
sha1
3577553c62c6b2fd17735e395d1cdb77fcff71e7
sha256
1e53dc0ec064722d9f3f37be7a24941046d9fe081a2bb7c0ed732fdf29467d42
sha512
914737763652af166007b538045fc952b763ea7dd9cfc0fda087324952945993e132c90e28500975a5a9e9a647eebc7a44147ef3b189702244d31307d348c3f0
ripemd-160
caf5389c6d1390770fc1a1a35a0273fb436407a7
Diameter
85579892
Circumference
268857160.00221
Area
5.7521916791039E+15
Volume
3.2818129510734E+23
Surface area
2.3008766716416E+16
Circumference
268857160.00221
Perimeter
171159784
Area
1830979478682916
Diagonal
60514121.966412
Surface area
10985876872097496
Volume
7.834751301995E+22
Space diagonal
74114360.525129
Perimeter
128369838
Area
7.928373711737E+14
Altitude
37057180.262564
Surface area
7.928373711737E+14
Volume
9.2333429575847E+21
Height
20171373.988804