78668765 is an odd 8-digits composite number following 78668764
and preceding 78668766 . In scientific notation, it is written as 7.8668765 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 53936064 positive integers (up to 78668765) that are relatively prime to 78668765.
78668765 has 8 divisors, whose sum is 80614200
The reverse of 78668765 is 56786687
Previous prime number is 245
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million six hundred sixty-eight thousand seven hundred sixty-five
Scientific notation
7.8668765 × 10^7
Engineering notation
7.8668765 × 10^6
Prime Factorization
49 × 245 × 6553
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78668765
Product of the distinct prime numbers
The prime factorization of 78668765 is 49 × 245 × 6553.
Since it has a total of 3 prime factors.
6 , 3 , 91 , 34 , 146 , 270 , 5090 , 2242 , 11754 , 23396 , 928368 , 964078 , 1080413 , 991489 , 52245196 , 97649626 , 252560693 , 529184823 , 5785470955 , 5721076019
n×2
157337530
n×3
236006295
n×4
314675060
n×5
393343825
n÷2
39334382.5
n÷3
26222921.666667
n÷3
19667191.25
n÷5
15733753
n2
6188774586625225
n3
4.8686325359319E+23
n4
3.8300930884058E+31
n5
3.0130869309992E+39
2 √n
8869.5414199382
3 √n
428.48350786392
4 √n
94.178242816153
5 √n
37.945516309103
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
-78668764
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 78668765 can be divided by 8 positive divisors.
The sum of these divisors (counting 78668765) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100000110001111011101
3
Ternary
12111000210020222
4
Quaternary
10230012033131
5
Quinary
130114400030
6
Senary
11450051125
8
Octal
454061735
10
Decimal
78668765
12
Duodecimal
22419aa5
16
Hexadecimal
4b063dd
20
Vigesimal
14bdbi5
36
Base36
1au57h
md5
efb57678f6cd280450ceccd039ce3032
sha1
d2d14c0e7c38892cb1aaf8026d71dc2cc4540674
sha256
241e1291ed8259a1215fb22e8ef8669f9ea2bdf7149aa2ced55751dca2d35edb
sha512
146930e07f6ced21d59c89ba7092f397da329207ce0de014bce817edcaad9c88e1abb0a343238af0e5038f59bda80d1c79b94c6b812b0339fd1ac1f92d552d8a
ripemd-160
d56505bbeaf8f12338b41c79ee8439d75fcbc735
Diameter
157337530
Circumference
494290428.38196
Area
1.9442608776065E+16
Volume
2.0393680277216E+24
Surface area
7.777043510426E+16
Circumference
494290428.38196
Perimeter
314675060
Area
6188774586625225
Diagonal
111254434.39814
Surface area
37132647519751350
Volume
4.8686325359319E+23
Space diagonal
136258297.9487
Perimeter
236006295
Area
2.6798180051565E+15
Altitude
68129148.974348
Surface area
2.6798180051565E+15
Volume
5.7377384687715E+22
Height
37084811.466047