7831242 is an even 7-digits composite number following 7831241
and preceding 7831243 . In scientific notation, it is written as 7.831242 × 10^6.
The sum of its digits is 27. It has a total of 5 prime factors and 20 positive divisors.
There are 2610360 positive integers (up to 7831242) that are relatively prime to 7831242.
7831242 has 20 divisors, whose sum is 17548146
The reverse of 7831242 is 2421387
Previous prime number is 9
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
seven million eight hundred thirty-one thousand two hundred forty-two
Scientific notation
7.831242 × 10^6
Engineering notation
7.831242 × 10^6
Prime Factorization
2 × 3 × 3 × 9 × 48341
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2610414
Product of the distinct prime numbers
The prime factorization of 7831242 is 2 × 3 × 3 × 9 × 48341.
Since it has a total of 5 prime factors.
4 , 6 , 60 , 28 , 609 , 631 , 7278 , 2997 , 75910 , 66492 , 516397 , 341334 , 1073810 , 5465230 , 68079052 , 51178170 , 625014948 , 396414770 , 5296995872 , 9147777610
n×2
15662484
n×3
23493726
n×4
31324968
n×5
39156210
n÷2
3915621
n÷3
2610414
n÷3
1957810.5
n÷5
1566248.4
n2
61328351262564
n3
4.8027716019814E+20
n4
3.7611666685844E+27
n5
2.9454606384019E+34
2 √n
2798.4356344215
3 √n
198.58367715721
4 √n
52.900242290764
5 √n
23.92027283626
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 81 , 162 , 48341 , 96682 , 145023 , 290046 , 435069 , 870138 , 1305207 , 2610414 , 3915621 , 7831242
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7831241
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7831242 can be divided by 20 positive divisors.
The sum of these divisors (counting 7831242) is 1, the average is 0.05.
Base
System
Value
2
Binary
11101110111111011001010
3
Ternary
112201212110000
4
Quaternary
131313323022
5
Quinary
4001044432
6
Senary
435503430
8
Octal
35677312
10
Decimal
7831242
12
Duodecimal
2757b76
16
Hexadecimal
777eca
20
Vigesimal
28ii22
36
Base36
4numi
md5
1dd70bbb0d0e69439d548574fbcfc216
sha1
2bd5eb30c2c3fb6445ff15e32d340bcb63f0e3c8
sha256
0d586b01b230704de2a86eb208ec6b4937b0f26674ca7081b9b9c99205a65d85
sha512
90bf1b3ce330c780065a82883d85be0b1f49a20460a77783b3c122985014084e3f9f075923248a264e1d47fab5e50a624e997573ddfa1a25bbd7091560654c86
ripemd-160
ad42b1d7d42b104824bb343312745008b5a541a2
Diameter
15662484
Circumference
49205144.671368
Area
1.9266869778325E+14
Volume
2.0117802642206E+21
Surface area
7.7067479113298E+14
Circumference
49205144.671368
Perimeter
31324968
Area
61328351262564
Diagonal
11075048.646626
Surface area
367970107575384
Volume
4.8027716019814E+20
Space diagonal
13564109.030367
Perimeter
23493726
Area
26555955082798
Altitude
6782054.5151837
Surface area
26555955082798
Volume
5.6601206137521E+19
Height
3691682.8822086