78396913 is an odd 8-digits composite number following 78396912
and preceding 78396914 . In scientific notation, it is written as 7.8396913 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 67197312 positive integers (up to 78396913) that are relatively prime to 78396913.
78396913 has 4 divisors, whose sum is 79996900
The reverse of 78396913 is 31969387
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million three hundred ninety-six thousand nine hundred thirteen
Scientific notation
7.8396913 × 10^7
Engineering notation
7.8396913 × 10^6
Prime Factorization
49 × 1599937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78396913
Product of the distinct prime numbers
The prime factorization of 78396913 is 49 × 1599937.
Since it has a total of 2 prime factors.
6 , 10 , 14 , 71 , 410 , 266 , 2489 , 7948 , 32050 , 9733 , 663675 , 317077 , 6762216 , 2119149 , 81966474 , 71475421 , 51173542 , 817443658 , 815472300 , 36233906
n×2
156793826
n×3
235190739
n×4
313587652
n×5
391984565
n÷2
39198456.5
n÷3
26132304.333333
n÷3
19599228.25
n÷5
15679382.6
n2
6146075967929569
n3
4.8183338294917E+23
n4
3.7774249803561E+31
n5
2.9613845754901E+39
2 √n
8854.2031261994
3 √n
427.98937471803
4 √n
94.096775323065
5 √n
37.919254671609
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
-78396912
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 78396913 can be divided by 4 positive divisors.
The sum of these divisors (counting 78396913) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011000011110111110001
3
Ternary
12110111222100101
4
Quaternary
10223003313301
5
Quinary
130032200123
6
Senary
11440152401
8
Octal
453036761
10
Decimal
78396913
12
Duodecimal
22308701
16
Hexadecimal
4ac3df1
20
Vigesimal
149jc5d
36
Base36
1aobg1
md5
6fb77d022dc35d502acad6d9927038ca
sha1
f2f1090408792a68beccf5d92dc7f179b15590c9
sha256
255468268ab7bbb0c649b7dbab224b090c87610581be235757a7f8d3b21a23f8
sha512
9f2d81cceb0b3a61121555c8dc6c8697b5ec50c3afb432bbecab9d12f668fc4f115e09dc4ceb6d0069ec660c1a92ff4b55c044cf6e972df1f602d493b8d39014
ripemd-160
985322cfaa5581ef580520c18b9ea4ab23d80fe7
Diameter
156793826
Circumference
492582331.88984
Area
1.9308467109252E+16
Volume
2.0182989548366E+24
Surface area
7.7233868437009E+16
Circumference
492582331.88984
Perimeter
313587652
Area
6146075967929569
Diagonal
110869977.61278
Surface area
36876455807577414
Volume
4.8183338294917E+23
Space diagonal
135787436.47256
Perimeter
235190739
Area
2.661328960908E+15
Altitude
67893718.236279
Surface area
2.661328960908E+15
Volume
5.6784608747568E+22
Height
36956659.204261