6396918881 is an odd 10-digits composite number following 6396918880
and preceding 6396918882 . In scientific notation, it is written as 6.396918881 × 10^9.
The sum of its digits is 59. It has a total of 2 prime factors and 4 positive divisors.
There are 6376349700 positive integers (up to 6396918881) that are relatively prime to 6396918881.
6396918881 has 4 divisors, whose sum is 6417488064
The reverse of 6396918881 is 1888196936
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 59
Digital Root 5
Name
six billion three hundred ninety-six million nine hundred eighteen thousand eight hundred eighty-one
Scientific notation
6.396918881 × 10^9
Engineering notation
6.396918881 × 10^9
Prime Factorization
311 × 20568871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6396918881
Product of the distinct prime numbers
The prime factorization of 6396918881 is 311 × 20568871.
Since it has a total of 2 prime factors.
1 , 6 , 22 , 81 , 413 , 820 , 6056 , 4792 , 69049 , 12378 , 786016 , 182088 , 437782 , 2499508 , 98434915 , 84828023 , 830699643 , 264997814 , 5066007111 , 3114122894
n×2
12793837762
n×3
19190756643
n×4
25587675524
n×5
31984594405
n÷2
3198459440.5
n÷3
2132306293.6667
n÷3
1599229720.25
n÷5
1279383776.2
n2
4.0920571170094E+19
n3
2.6176557433928E+29
n4
1.6744931448868E+39
n5
1.0711596814631E+49
2 √n
79980.740687993
3 √n
1856.3375421293
4 √n
282.80866445
5 √n
91.452202368616
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
-6396918880
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 6396918881 can be divided by 4 positive divisors.
The sum of these divisors (counting 6396918881) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111101010010010011110001100001
3
Ternary
121111210221011000112
4
Quaternary
11331102103301201
5
Quinary
101100102401011
6
Senary
2534432101105
8
Octal
57522236141
10
Decimal
6396918881
12
Duodecimal
12a6394795
16
Hexadecimal
17d493c61
20
Vigesimal
4jj0eh41
36
Base36
2xsk675
md5
6ccc42c9756e8d42db84438becb6ebc0
sha1
74ca80a81614518888be83c3408cd032719e4c3a
sha256
b1a5a2b339331fd5bf2d103bfc520439a4f72799561be25081fa3273437a17df
sha512
0df8d867464a86c450a881162c9a256af6fe741996ab6113a63576b4e527474aaa0ef9e53ab21d16a032815ae0a2c366388294930cbbd0934acddc37d80c10a9
ripemd-160
5f3c367d5da6ab832f0a34b70baf1ab4ba62182e
Diameter
12793837762
Circumference
40193026724.319
Area
1.2855576576867E+20
Volume
1.0964810737427E+30
Surface area
5.1422306307467E+20
Circumference
40193026724.319
Perimeter
25587675524
Area
4.0920571170094E+19
Diagonal
9046609438.9107
Surface area
2.4552342702057E+20
Volume
2.6176557433928E+29
Space diagonal
11079788513.789
Perimeter
19190756643
Area
1.7719127085335E+19
Altitude
5539894256.8943
Surface area
1.7719127085335E+19
Volume
3.0849368782749E+28
Height
3015536479.6369