42786947 is an odd 8-digits composite number following 42786946
and preceding 42786948 . In scientific notation, it is written as 4.2786947 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 36595440 positive integers (up to 42786947) that are relatively prime to 42786947.
42786947 has 12 divisors, whose sum is 49880016
The reverse of 42786947 is 74968724
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty-two million seven hundred eighty-six thousand nine hundred forty-seven
Scientific notation
4.2786947 × 10^7
Engineering notation
4.2786947 × 10^6
Prime Factorization
7 × 7 × 823 × 1061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6112421
Product of the distinct prime numbers
The prime factorization of 42786947 is 7 × 7 × 823 × 1061.
Since it has a total of 4 prime factors.
8 , 3 , 79 , 38 , 313 , 162 , 9860 , 1172 , 34467 , 99824 , 305854 , 794423 , 2949558 , 6531221 , 97256412 , 66676724 , 992065972 , 475411848 , 7254592785 , 9142346008
n×2
85573894
n×3
128360841
n×4
171147788
n×5
213934735
n÷2
21393473.5
n÷3
14262315.666667
n÷3
10696736.75
n÷5
8557389.4
n2
1830722833580809
n3
7.8331040852112E+22
n4
3.3515460933941E+30
n5
1.4340242506611E+38
2 √n
6541.1732128113
3 √n
349.76023578929
4 √n
80.877519823566
5 √n
33.594041921492
1 , 7 , 49 , 823 , 1061 , 5761 , 7427 , 40327 , 51989 , 873203 , 6112421 , 42786947
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42786946
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42786947 can be divided by 12 positive divisors.
The sum of these divisors (counting 42786947) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10100011001110000010000011
3
Ternary
2222111210122202
4
Quaternary
2203032002003
5
Quinary
41423140242
6
Senary
4125023415
8
Octal
243160203
10
Decimal
42786947
12
Duodecimal
123b4b6b
16
Hexadecimal
28ce083
20
Vigesimal
d78777
36
Base36
ph2mb
md5
7e25cdb82207b5075adf79c3b7461f12
sha1
b53d9665b5187af16d5f89088dd5a46e743a18ae
sha256
29e7b6d36da3506843b033b804447d8dc8e29da31532ff46a9a13b2889b0c64a
sha512
e26b2aea7db00c4843bd1fe3d50c4b09def872fceafe348e0a49608228e6a5d89b614f841a47941116b0d6e938f5473d3a089bd72fac22175b9da3482248e61f
ripemd-160
5d055007222c2b24564874b324d16ad15ae24ec1
Diameter
85573894
Circumference
268838316.72947
Area
5.7513854047366E+15
Volume
3.2811229665205E+23
Surface area
2.3005541618946E+16
Circumference
268838316.72947
Perimeter
171147788
Area
1830722833580809
Diagonal
60509880.739939
Surface area
10984337001484854
Volume
7.8331040852112E+22
Space diagonal
74109166.104757
Perimeter
128360841
Area
7.9272624058461E+14
Altitude
37054583.052378
Surface area
7.9272624058461E+14
Volume
9.2314016939881E+21
Height
20169960.246646