78397776 is an even 8-digits composite number following 78397775
and preceding 78397777 . In scientific notation, it is written as 7.8397776 × 10^7.
The sum of its digits is 54. It has a total of 6 prime factors and 20 positive divisors.
There are 26132544 positive integers (up to 78397776) that are relatively prime to 78397776.
78397776 has 20 divisors, whose sum is 168773300
The reverse of 78397776 is 67779387
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million three hundred ninety-seven thousand seven hundred seventy-six
Scientific notation
7.8397776 × 10^7
Engineering notation
7.8397776 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 9 × 544429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9799722
Product of the distinct prime numbers
The prime factorization of 78397776 is 2 × 2 × 2 × 2 × 9 × 544429.
Since it has a total of 6 prime factors.
5 , 2 , 8 , 86 , 835 , 569 , 1887 , 1151 , 61731 , 9082 , 236244 , 60163 , 4001404 , 6647070 , 19760223 , 54621279 , 744348037 , 88670377 , 1464899538 , 5225415086
n×2
156795552
n×3
235193328
n×4
313591104
n×5
391988880
n÷2
39198888
n÷3
26132592
n÷3
19599444
n÷5
15679555.2
n2
6146211281746176
n3
4.8184929531501E+23
n4
3.7775913119864E+31
n5
2.9615475749666E+39
2 √n
8854.2518599823
3 √n
427.99094516029
4 √n
94.097034278357
5 √n
37.919338154929
1 , 2 , 4 , 8 , 9 , 16 , 18 , 36 , 72 , 144 , 544429 , 1088858 , 2177716 , 4355432 , 4899861 , 8710864 , 9799722 , 19599444 , 39198888 , 78397776
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
-78397775
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 78397776 can be divided by 20 positive divisors.
The sum of these divisors (counting 78397776) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101011000100000101010000
3
Ternary
12110112000112100
4
Quaternary
10223010011100
5
Quinary
130032212101
6
Senary
11440200400
8
Octal
453040520
10
Decimal
78397776
12
Duodecimal
22309100
16
Hexadecimal
4ac4150
20
Vigesimal
149je8g
36
Base36
1aoc40
md5
d15884e10d83ad2e66fc6fe109cdd569
sha1
ca1eb01a3cb4119b07c4e8aa4a93c855005b263a
sha256
60be5c99159c733e8f482259232e5fe3ee3234cea3eccee4eb5840cd7a9eeba9
sha512
f361615f3f5391ae3b4de92c936710c241ddcb13009cb14e53d41acd81a28525a7097437d13a2cf37f8af039552daaef007c32f60a73f9f90ff34f48b3343c9a
ripemd-160
f6b411e0c1107ed5e66365ed7f69412f8c3a3560
Diameter
156795552
Circumference
492587754.27876
Area
1.9308892210144E+16
Volume
2.0183656083987E+24
Surface area
7.7235568840578E+16
Circumference
492587754.27876
Perimeter
313591104
Area
6146211281746176
Diagonal
110871198.07909
Surface area
36877267690477056
Volume
4.8184929531501E+23
Space diagonal
135788931.2324
Perimeter
235193328
Area
2.6613875535094E+15
Altitude
67894465.616202
Surface area
2.6613875535094E+15
Volume
5.6786484037867E+22
Height
36957066.026363