8214286721 is an odd 10-digits composite number following 8214286720
and preceding 8214286722 . In scientific notation, it is written as 8.214286721 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 7886712960 positive integers (up to 8214286721) that are relatively prime to 8214286721.
8214286721 has 8 divisors, whose sum is 8546033664
The reverse of 8214286721 is 1276824128
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
eight billion two hundred fourteen million two hundred eighty-six thousand seven hundred twenty-one
Scientific notation
8.214286721 × 10^9
Engineering notation
8.214286721 × 10^9
Prime Factorization
31 × 127 × 2086433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8214286721
Product of the distinct prime numbers
The prime factorization of 8214286721 is 31 × 127 × 2086433.
Since it has a total of 3 prime factors.
4 , 9 , 26 , 95 , 761 , 371 , 6920 , 677 , 36047 , 85545 , 101777 , 290139 , 6327477 , 2958351 , 74653520 , 41446001 , 156444159 , 668451779 , 6658170133 , 8548058180
n×2
16428573442
n×3
24642860163
n×4
32857146884
n×5
41071433605
n÷2
4107143360.5
n÷3
2738095573.6667
n÷3
2053571680.25
n÷5
1642857344.2
n2
6.7474506334797E+19
n3
5.5425494139195E+29
n4
4.5528090051246E+39
n5
3.7398078554044E+49
2 √n
90632.70227131
3 √n
2017.7001175573
4 √n
301.05265697434
5 √n
96.142181362932
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
-8214286720
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 8214286721 can be divided by 8 positive divisors.
The sum of these divisors (counting 8214286721) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001100111000001000110000001
3
Ternary
210012110122000000112
4
Quaternary
13221213001012001
5
Quinary
113310324133341
6
Senary
3435032401105
8
Octal
75147010601
10
Decimal
8214286721
12
Duodecimal
1712b46195
16
Hexadecimal
1e99c1181
20
Vigesimal
686j5gg1
36
Base36
3ruko75
md5
f9f3f348832787f7804043682da9ba16
sha1
a81b50e556ca09ab8f24f269d89c0d3552206cb3
sha256
92311a161a607a32497ff8ceb1dbddcb0761f55bf2422ab68bd5c0391d7d99da
sha512
652dec96cc6463e28fa4a4e01e4e6da40359f46485255e72ad39c346a422e7ce9f4c26c5e5704911cff15f401eeb0e1497fa6fa526c29c2dead72676954fbb4d
ripemd-160
2b5e48077d93ee0857af0d736ceea3075267e499
Diameter
16428573442
Circumference
51611885634.348
Area
2.11977413406E+20
Volume
2.3216576694571E+30
Surface area
8.4790965362398E+20
Circumference
51611885634.348
Perimeter
32857146884
Area
6.7474506334797E+19
Diagonal
11616755686.059
Surface area
4.0484703800878E+20
Volume
5.5425494139195E+29
Space diagonal
14227561948.71
Perimeter
24642860163
Area
2.9217318296874E+19
Altitude
7113780974.3552
Surface area
2.9217318296874E+19
Volume
6.5319571260734E+28
Height
3872251895.3531