42783989 is an odd 8-digits composite number following 42783988
and preceding 42783990 . In scientific notation, it is written as 4.2783989 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 42145356 positive integers (up to 42783989) that are relatively prime to 42783989.
42783989 has 4 divisors, whose sum is 43422624
The reverse of 42783989 is 98938724
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
forty-two million seven hundred eighty-three thousand nine hundred eighty-nine
Scientific notation
4.2783989 × 10^7
Engineering notation
4.2783989 × 10^6
Prime Factorization
67 × 638567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42783989
Product of the distinct prime numbers
The prime factorization of 42783989 is 67 × 638567.
Since it has a total of 2 prime factors.
7 , 5 , 85 , 33 , 28 , 944 , 3150 , 1594 , 97178 , 37814 , 642377 , 132854 , 6489896 , 5326426 , 86065512 , 35510308 , 86176065 , 146164307 , 8889391471 , 2645527419
n×2
85567978
n×3
128351967
n×4
171135956
n×5
213919945
n÷2
21391994.5
n÷3
14261329.666667
n÷3
10695997.25
n÷5
8556797.8
n2
1830469714752121
n3
7.8314796140788E+22
n4
3.3506193766247E+30
n5
1.433528625527E+38
2 √n
6540.9471026756
3 √n
349.75217558485
4 √n
80.876121956209
5 √n
33.593577415698
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
-42783988
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 42783989 can be divided by 4 positive divisors.
The sum of these divisors (counting 42783989) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100011001101010011110101
3
Ternary
2222111122121012
4
Quaternary
2203031103311
5
Quinary
41423041424
6
Senary
4125002005
8
Octal
243152365
10
Decimal
42783989
12
Duodecimal
123b3305
16
Hexadecimal
28cd4f5
20
Vigesimal
d77jj9
36
Base36
ph0c5
md5
2167cbf83a271b78e40d246cf3ab5555
sha1
24d37abc5f23ed5ed19c21e947b6ba56f58c0f58
sha256
446c196966704db5ce677bafd68f5ebb902c4f89465c20aaa4354dda9f003636
sha512
4a3f0c2d5fdfc26b9cae027cccfe0d0323b58394ba063c0eeffd40653e487d6b25224edebb9b22bdbdc60766bef1b7112ef0c0da9b48b5101e814dc9c89440d3
ripemd-160
6ba70333f7188f89f1b14ae282bf646a16f08703
Diameter
85567978
Circumference
268819731.06733
Area
5.7505902084839E+15
Volume
3.2804425096438E+23
Surface area
2.3002360833935E+16
Circumference
268819731.06733
Perimeter
171135956
Area
1830469714752121
Diagonal
60505697.496221
Surface area
10982818288512726
Volume
7.8314796140788E+22
Space diagonal
74104042.698468
Perimeter
128351967
Area
7.926166369167E+14
Altitude
37052021.349234
Surface area
7.926166369167E+14
Volume
9.2294872363989E+21
Height
20168565.832074