82742457 is an odd 8-digits composite number following 82742456
and preceding 82742458 . In scientific notation, it is written as 8.2742457 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 47281392 positive integers (up to 82742457) that are relatively prime to 82742457.
82742457 has 8 divisors, whose sum is 126083776
The reverse of 82742457 is 75424728
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-two million seven hundred forty-two thousand four hundred fifty-seven
Scientific notation
8.2742457 × 10^7
Engineering notation
8.2742457 × 10^6
Prime Factorization
7 × 3 × 3940117
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82742457
Product of the distinct prime numbers
The prime factorization of 82742457 is 7 × 3 × 3940117.
Since it has a total of 3 prime factors.
2 , 1 , 65 , 18 , 960 , 634 , 1172 , 245 , 8064 , 71381 , 511585 , 708801 , 8344510 , 5097667 , 62362425 , 71263959 , 767043653 , 612083837 , 546235020 , 2378572041
n×2
165484914
n×3
248227371
n×4
330969828
n×5
413712285
n÷2
41371228.5
n÷3
27580819
n÷3
20685614.25
n÷5
16548491.4
n2
6846314190396849
n3
5.664808575074E+23
n4
4.6872017993629E+31
n5
3.8783059333411E+39
2 √n
9096.2880891054
3 √n
435.75542668821
4 √n
95.374462457753
5 √n
38.330605749306
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
-82742456
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 82742457 can be divided by 8 positive divisors.
The sum of these divisors (counting 82742457) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111011101000110010111001
3
Ternary
12202200202022110
4
Quaternary
10323220302321
5
Quinary
132140224312
6
Senary
12113242533
8
Octal
473506271
10
Decimal
82742457
12
Duodecimal
23863449
16
Hexadecimal
4ee8cb9
20
Vigesimal
15h2g2h
36
Base36
1d9ghl
md5
8827f0ceb44c27d2988f436d3e91034e
sha1
67826c58faa86d08e381bccb33c108b74414d390
sha256
1a0d8d1358aebbc2a017b19f92c65141d78cef01efaa71b174aa1bc70b8a4a6c
sha512
69083663124904fe0491040f64bd8bed34b700e119ad39b97c991df84a474aafbeb1ad4694f5401d55d0fe4bf28f679fa0a89a90140ada1e2ae6651318f5c9c8
ripemd-160
46fe6654b3057b35ee1a4e8ee72035578570cb12
Diameter
165484914
Circumference
519886190.10234
Area
2.1508330364718E+16
Volume
2.372869467126E+24
Surface area
8.6033321458873E+16
Circumference
519886190.10234
Perimeter
330969828
Area
6846314190396849
Diagonal
117015504.87347
Surface area
41077885142381094
Volume
5.664808575074E+23
Space diagonal
143314139.46708
Perimeter
248227371
Area
2.9645410055868E+15
Altitude
71657069.733542
Surface area
2.9645410055868E+15
Volume
6.6760409292642E+22
Height
39005168.291158