8420239918 is an even 10-digits composite number following 8420239917
and preceding 8420239919 . In scientific notation, it is written as 8.420239918 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 3988534680 positive integers (up to 8420239918) that are relatively prime to 8420239918.
8420239918 has 8 divisors, whose sum is 13295115720
The reverse of 8420239918 is 8199320248
Previous prime number is 19
Is Prime? no
Number parity even
Number length 10
Sum of Digits 46
Digital Root 1
Name
eight billion four hundred twenty million two hundred thirty-nine thousand nine hundred eighteen
Scientific notation
8.420239918 × 10^9
Engineering notation
8.420239918 × 10^9
Prime Factorization
2 × 19 × 221585261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8420239918
Product of the distinct prime numbers
The prime factorization of 8420239918 is 2 × 19 × 221585261.
Since it has a total of 3 prime factors.
1 , 3 , 48 , 52 , 334 , 39 , 7527 , 416 , 21305 , 95817 , 427136 , 812864 , 5504796 , 4019537 , 19515349 , 5497356 , 687823225 , 134989022 , 4252629352 , 5268375858
n×2
16840479836
n×3
25260719754
n×4
33680959672
n×5
42101199590
n÷2
4210119959
n÷3
2806746639.3333
n÷3
2105059979.5
n÷5
1684047983.6
n2
7.0900440276681E+19
n3
5.9699871742148E+29
n4
5.0268724314272E+39
n5
4.2327471909797E+49
2 √n
91761.865270928
3 √n
2034.4240849262
4 √n
302.92220993339
5 √n
96.619523915546
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
-8420239917
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 8420239918 can be divided by 8 positive divisors.
The sum of these divisors (counting 8420239918) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110101111000101010101000101110
3
Ternary
210201211011111200201
4
Quaternary
13311320222220232
5
Quinary
114221040134133
6
Senary
3511310544114
8
Octal
76570525056
10
Decimal
8420239918
12
Duodecimal
176bb0803a
16
Hexadecimal
1f5e2aa2e
20
Vigesimal
6bb69jfi
36
Base36
3v96ypa
md5
99491bb675bd58319a9d95ed36f54e2d
sha1
a6803b7716de8b02cf8ee8dbbfe14ec7ffbd1d41
sha256
621b01d9f79763ae519f71f1ed1a39ba5662e433e5055edb253f0c8c7df7a16f
sha512
6c51d3f5cefcb2f61228610901d23da49b6e23fd65964bbfe58614a19445fd3c6dfebadf8c3196491e376305f79f7d67b66423ca7cc6ac73afda58e68edd56e7
ripemd-160
30fa2a952153c3c48f5bd23804ac61436fc86043
Diameter
16840479836
Circumference
52905927735.705
Area
2.227403023095E+20
Volume
2.5007023798051E+30
Surface area
8.9096120923801E+20
Circumference
52905927735.705
Perimeter
33680959672
Area
7.0900440276681E+19
Diagonal
11908017490.471
Surface area
4.2540264166008E+20
Volume
5.9699871742148E+29
Space diagonal
14584283349.896
Perimeter
25260719754
Area
3.0700791209553E+19
Altitude
7292141674.9478
Surface area
3.0700791209553E+19
Volume
7.0356973574733E+28
Height
3969339163.4903