78412138 is an even 8-digits composite number following 78412137
and preceding 78412139 . In scientific notation, it is written as 7.8412138 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 33605196 positive integers (up to 78412138) that are relatively prime to 78412138.
78412138 has 8 divisors, whose sum is 134420832
The reverse of 78412138 is 83121487
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-eight million four hundred twelve thousand one hundred thirty-eight
Scientific notation
7.8412138 × 10^7
Engineering notation
7.8412138 × 10^6
Prime Factorization
2 × 7 × 5600867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78412138
Product of the distinct prime numbers
The prime factorization of 78412138 is 2 × 7 × 5600867.
Since it has a total of 3 prime factors.
9 , 1 , 64 , 13 , 506 , 357 , 6556 , 1972 , 10128 , 9755 , 203365 , 971229 , 8958240 , 9409372 , 1918233 , 43221000 , 694551414 , 737177655 , 577611961 , 2891106129
n×2
156824276
n×3
235236414
n×4
313648552
n×5
392060690
n÷2
39206069
n÷3
26137379.333333
n÷3
19603034.5
n÷5
15682427.6
n2
6148463385731044
n3
4.8211415948989E+23
n4
3.7803602005675E+31
n5
2.9642612573661E+39
2 √n
8855.0628456268
3 √n
428.01707868496
4 √n
94.101343484707
5 √n
37.92072737197
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
-78412137
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 78412138 can be divided by 8 positive divisors.
The sum of these divisors (counting 78412138) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000111100101101010
3
Ternary
12110112202020021
4
Quaternary
10223013211222
5
Quinary
130033142023
6
Senary
11440351054
8
Octal
453074552
10
Decimal
78412138
12
Duodecimal
2231548a
16
Hexadecimal
4ac796a
20
Vigesimal
14a1a6i
36
Base36
1aon6y
md5
ab5cb475f9e2403499d9711fb7ed255b
sha1
82f117c4fc6ffa3ee050b30d86c27251e78aed68
sha256
c9589ba8db17569e10b6f6a10904102a958d4d6f96c47c135f67b4f0ce3c37d2
sha512
f03e852ad2591627cef764e8fa4d45cff246641375d36644c54bb54dfcfd7a743bf6a581fb98ae9fae8edab21d069e04c0be75ac8fb24667b9cebae5d45da877
ripemd-160
30eba2ed6db826fad60b34c3d3b8647a664b70e7
Diameter
156824276
Circumference
492677993.38614
Area
1.9315967403478E+16
Volume
2.0194750688601E+24
Surface area
7.7263869613914E+16
Circumference
492677993.38614
Perimeter
313648552
Area
6148463385731044
Diagonal
110891509.01427
Surface area
36890780314386264
Volume
4.8211415948989E+23
Space diagonal
135813806.9461
Perimeter
235236414
Area
2.6623627431408E+15
Altitude
67906903.473051
Surface area
2.6623627431408E+15
Volume
5.6817698580226E+22
Height
36963836.33809