78392642 is an even 8-digits composite number following 78392641
and preceding 78392643 . In scientific notation, it is written as 7.8392642 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 39180544 positive integers (up to 78392642) that are relatively prime to 78392642.
78392642 has 8 divisors, whose sum is 117636300
The reverse of 78392642 is 24629387
Previous prime number is 3089
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-eight million three hundred ninety-two thousand six hundred forty-two
Scientific notation
7.8392642 × 10^7
Engineering notation
7.8392642 × 10^6
Prime Factorization
2 × 3089 × 12689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78392642
Product of the distinct prime numbers
The prime factorization of 78392642 is 2 × 3089 × 12689.
Since it has a total of 3 prime factors.
4 , 5 , 24 , 53 , 563 , 62 , 4865 , 8504 , 47173 , 90196 , 881330 , 837810 , 9629553 , 5637149 , 70108586 , 49527466 , 937735575 , 524094812 , 9711136428 , 7824943682
n×2
156785284
n×3
235177926
n×4
313570568
n×5
391963210
n÷2
39196321
n÷3
26130880.666667
n÷3
19598160.5
n÷5
15678528.4
n2
6145406319740164
n3
4.8175463756793E+23
n4
3.7766018834702E+31
n5
2.9605779942741E+39
2 √n
8853.9619380253
3 √n
427.98160240598
4 √n
94.095493717953
5 √n
37.91884150058
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
-78392641
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 78392642 can be divided by 8 positive divisors.
The sum of these divisors (counting 78392642) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000010110101000010
3
Ternary
12110111202111012
4
Quaternary
10223002311002
5
Quinary
130032031032
6
Senary
11440120522
8
Octal
453026502
10
Decimal
78392642
12
Duodecimal
22306142
16
Hexadecimal
4ac2d42
20
Vigesimal
149j1c2
36
Base36
1ao85e
md5
8e515f39dfed6d8526c2f3fd1bb16f9d
sha1
3cef101a8eec4bd1a2cd4ddf05ef48b5fc7c8709
sha256
27e941ddcf847bbcdbe33fea6353a02c562a6a413ca04d51bd55ad321ac9e7bc
sha512
886e0826bfa53b8c5f3b0ac7c8695031cac39f6e68239f8adfa2a25915f0a861541d3a1d345420ee99ce9ceea3d4a86917f57c8563b260b7c416fb264d171f73
ripemd-160
7e22738dc2e49c567142bf5252453f7b04b4e71a
Diameter
156785284
Circumference
492555496.40539
Area
1.930636334742E+16
Volume
2.017969106955E+24
Surface area
7.722545338968E+16
Circumference
492555496.40539
Perimeter
313570568
Area
6145406319740164
Diagonal
110863937.50666
Surface area
36872437918440984
Volume
4.8175463756793E+23
Space diagonal
135780038.88356
Perimeter
235177926
Area
2.6610389947362E+15
Altitude
67890019.441779
Surface area
2.6610389947362E+15
Volume
5.6775328515392E+22
Height
36954645.835553