78902012 is an even 8-digits composite number following 78902011
and preceding 78902013 . In scientific notation, it is written as 7.8902012 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 33815136 positive integers (up to 78902012) that are relatively prime to 78902012.
78902012 has 12 divisors, whose sum is 157804080
The reverse of 78902012 is 21020987
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-eight million nine hundred two thousand twelve
Scientific notation
7.8902012 × 10^7
Engineering notation
7.8902012 × 10^6
Prime Factorization
2 × 2 × 7 × 2817929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
39451006
Product of the distinct prime numbers
The prime factorization of 78902012 is 2 × 2 × 7 × 2817929.
Since it has a total of 4 prime factors.
5 , 6 , 56 , 22 , 366 , 792 , 3519 , 6375 , 16840 , 55849 , 956714 , 547782 , 227297 , 8019684 , 98689005 , 78882628 , 539786741 , 326195195 , 2470138352 , 270670908
n×2
157804024
n×3
236706036
n×4
315608048
n×5
394510060
n÷2
39451006
n÷3
26300670.666667
n÷3
19725503
n÷5
15780402.4
n2
6225527497648144
n3
4.9120664532576E+23
n4
3.8757192623973E+31
n5
3.058020477503E+39
2 √n
8882.6804513052
3 √n
428.90656387237
4 √n
94.247973194681
5 √n
37.967990793958
1 , 2 , 4 , 7 , 14 , 28 , 2817929 , 5635858 , 11271716 , 19725503 , 39451006 , 78902012
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
-78902011
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 78902012 can be divided by 12 positive divisors.
The sum of these divisors (counting 78902012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101100111111001011111100
3
Ternary
12111110122012202
4
Quaternary
10230333023330
5
Quinary
130144331022
6
Senary
11455051032
8
Octal
454771374
10
Decimal
78902012
12
Duodecimal
22510a78
16
Hexadecimal
4b3f2fc
20
Vigesimal
14d2f0c
36
Base36
1az56k
md5
253069361937d1622215ed7667fd0d1b
sha1
9187f9bf2c8d14dfb2f542700873431d7892d762
sha256
53455a6620b790c3301e8c6f71b13bb13b9a0dd5cd9b4e8a84621bee56efcfd8
sha512
9b27675b492ad114a87a742f32ad478ad4dba1b21c85506d09466b6a98bb9bd24411f6bfcf2f8cd74d5f1923cdd5b85ef6b894af83e2a0f7fe0580329a92f105
ripemd-160
15be7cad7b63cb2d10498baffa0b5816eeaf2aed
Diameter
157804024
Circumference
495755962.50531
Area
1.9558071451333E+16
Volume
2.0575615844665E+24
Surface area
7.8232285805331E+16
Circumference
495755962.50531
Perimeter
315608048
Area
6225527497648144
Diagonal
111584295.46892
Surface area
37353164985888864
Volume
4.9120664532576E+23
Space diagonal
136662293.60341
Perimeter
236706036
Area
2.6957324824609E+15
Altitude
68331146.801705
Surface area
2.6957324824609E+15
Volume
5.788925831229E+22
Height
37194765.156308