78394705 is an odd 8-digits composite number following 78394704
and preceding 78394706 . In scientific notation, it is written as 7.8394705 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 62715760 positive integers (up to 78394705) that are relatively prime to 78394705.
78394705 has 4 divisors, whose sum is 94073652
The reverse of 78394705 is 50749387
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million three hundred ninety-four thousand seven hundred five
Scientific notation
7.8394705 × 10^7
Engineering notation
7.8394705 × 10^6
Prime Factorization
5 × 15678941
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78394705
Product of the distinct prime numbers
The prime factorization of 78394705 is 5 × 15678941.
Since it has a total of 2 prime factors.
1 , 9 , 25 , 82 , 863 , 389 , 6246 , 8065 , 54902 , 65960 , 923273 , 636920 , 997424 , 7511517 , 72774587 , 16790535 , 38265702 , 815995000 , 4767586737 , 4350992468
n×2
156789410
n×3
235184115
n×4
313578820
n×5
391973525
n÷2
39197352.5
n÷3
26131568.333333
n÷3
19598676.25
n÷5
15678941
n2
6145729772037025
n3
4.8179267248856E+23
n4
3.7769994430902E+31
n5
2.9609675712622E+39
2 √n
8854.0784387761
3 √n
427.98535666266
4 √n
94.096112771868
5 √n
37.919041074787
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78394704
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78394705 can be divided by 4 positive divisors.
The sum of these divisors (counting 78394705) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011000011010101010001
3
Ternary
12110111212022121
4
Quaternary
10223003111101
5
Quinary
130032112310
6
Senary
11440134241
8
Octal
453032521
10
Decimal
78394705
12
Duodecimal
22307381
16
Hexadecimal
4ac3551
20
Vigesimal
149j6f5
36
Base36
1ao9qp
md5
5a2555d289da4db70f887cc8d1d60aa5
sha1
2f3b495480afb09d8e1e7ef69b8fd5e935cd3473
sha256
ccf050fb75dee22ee5551251b2ca3eeaf9034bd1b9fac7462790225d2d8fe089
sha512
f9ec0df6575de408e0da713154c6d81029922979eb0c6b3a0cf3f0eb7797f6b2206aabf14d50a4a813b674bb6b6c259e23f0f15e7aa596a71905738d6f88aa01
ripemd-160
797d7660a9db4fcf2757a7520fa63e4e47a17b02
Diameter
156789410
Circumference
492568458.61668
Area
1.930737950278E+16
Volume
2.0181284272579E+24
Surface area
7.7229518011118E+16
Circumference
492568458.61668
Perimeter
313578820
Area
6145729772037025
Diagonal
110866855.02924
Surface area
36874378632222150
Volume
4.8179267248856E+23
Space diagonal
135783612.10437
Perimeter
235184115
Area
2.6611790536892E+15
Altitude
67891806.052187
Surface area
2.6611790536892E+15
Volume
5.6779810973775E+22
Height
36955618.343079