8420995791 is an odd 10-digits composite number following 8420995790
and preceding 8420995792 . In scientific notation, it is written as 8.420995791 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 5182150608 positive integers (up to 8420995791) that are relatively prime to 8420995791.
8420995791 has 8 divisors, whose sum is 9180725904
The reverse of 8420995791 is 1975990248
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
eight billion four hundred twenty million nine hundred ninety-five thousand seven hundred ninety-one
Scientific notation
8.420995791 × 10^9
Engineering notation
8.420995791 × 10^9
Prime Factorization
81 × 13 × 7997147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8420995791
Product of the distinct prime numbers
The prime factorization of 8420995791 is 81 × 13 × 7997147.
Since it has a total of 3 prime factors.
6 , 4 , 93 , 34 , 670 , 514 , 5748 , 5234 , 40090 , 72385 , 496232 , 384322 , 2972512 , 7211135 , 7914106 , 6845223 , 91517884 , 246055290 , 1964237083 , 4523548948
n×2
16841991582
n×3
25262987373
n×4
33683983164
n×5
42104978955
n÷2
4210497895.5
n÷3
2806998597
n÷3
2105248947.75
n÷5
1684199158.2
n2
7.091317011204E+19
n3
5.9715950703995E+29
n4
5.0286776953391E+39
n5
4.2346473706746E+49
2 √n
91765.983844778
3 √n
2034.4849588934
4 √n
302.92900792888
5 √n
96.621258532798
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
-8420995790
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 8420995791 can be divided by 8 positive divisors.
The sum of these divisors (counting 8420995791) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110101111011100011001011001111
3
Ternary
210201212120220120000
4
Quaternary
13311323203023033
5
Quinary
114221233331131
6
Senary
3511335055343
8
Octal
76573431317
10
Decimal
8420995791
12
Duodecimal
1770211553
16
Hexadecimal
1f5ee32cf
20
Vigesimal
6bbb499b
36
Base36
3v9n5xr
md5
56db08cf5f0514f8078377bad7e87d2c
sha1
3fdaeca33e4eb8064086c1027d48a269ccb96cde
sha256
1992e27837d4a2bf9c3a9d6871c6bf1a29620b80e4cd116ca0859a7406d570f5
sha512
98797982ef1b086004de57dedc4dfa23022cfe341ff00712f1a702e79cfc3351bfed4e549151c3f64db6f912af8b54dd19d01f8dcb766262192a5689a203c125
ripemd-160
c3d3325ed8846846bca0c8a5214cd4cf690f3303
Diameter
16841991582
Circumference
52910677025.832
Area
2.2278029426675E+20
Volume
2.501375893784E+30
Surface area
8.9112117706699E+20
Circumference
52910677025.832
Perimeter
33683983164
Area
7.091317011204E+19
Diagonal
11909086456.319
Surface area
4.2547902067224E+20
Volume
5.9715950703995E+29
Space diagonal
14585592560.336
Perimeter
25262987373
Area
3.0706303389957E+19
Altitude
7292796280.1678
Surface area
3.0706303389957E+19
Volume
7.0375922812994E+28
Height
3969695485.4397