7156721940 is an even 10-digits composite number following 7156721939
and preceding 7156721941 . In scientific notation, it is written as 7.156721940 × 10^9.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 1908459168 positive integers (up to 7156721940) that are relatively prime to 7156721940.
7156721940 has 12 divisors, whose sum is 13359214400
The reverse of 7156721940 is 0491276517
Previous prime number is 15
Is Prime? no Number parity even Number length 10 Sum of Digits 42 Digital Root 6
Name
seven billion one hundred fifty-six million seven hundred twenty-one thousand nine hundred forty
Scientific notation
7.156721940 × 10^9
Engineering notation
7.156721940 × 10^9
Prime Factorization
2 × 2 × 15 × 119278699
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
3578360970 Product of the distinct prime numbers
The prime factorization of 7156721940 is 2 × 2 × 15 × 119278699.
Since it has a total of 4 prime factors.
9 , 2 , 30 , 84 , 927 , 726 , 3369 , 2136 , 11503 , 30323 , 227228 , 867520 , 6371326 , 3705749 , 71655907 , 49991082 , 512547267 , 252043177 , 6319597142 , 9529586966
n×2
14313443880
n×3
21470165820
n×4
28626887760
n×5
35783609700
n÷2
3578360970
n÷3
2385573980
n÷3
1789180485
n÷5
1431344388
n2
5.1218668926477E+19
n3
3.6655777164372E+29
n4
2.6233520466001E+39
n5
1.8774601148247E+49
2 √n84597.410953291
3 √n1927.1020554861
4 √n290.85634074796
5 √n93.528254395598
1 , 2 , 4 , 15 , 30 , 60 , 119278699 , 238557398 , 477114796 , 1789180485 , 3578360970 , 7156721940
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-7156721939 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7156721940 can be divided by 12 positive divisors.
The sum of these divisors (counting 7156721940) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110101010100100101110100100010100
3
Ternary
200110202122010212120
4
Quaternary
12222210232210110
5
Quinary
104124110100230
6
Senary
3142053215540
8
Octal
65244564424
10
Decimal
7156721940
12
Duodecimal
14789315b0
16
Hexadecimal
1aa92e914
20
Vigesimal
5bg9a4h0
36
Base36
3acxdzo
md5
d210d3db59935a9b47b79ab4ba66be14
sha1
100126f02c89eef322401025c12bbece0e3e9bd2
sha256
e6ca15ef06be302271a39c2abec658df7fd383bac67f06fc094c50e89a9b93aa
sha512
e42b34706f668afeca2162c9313e689dbcbc32381a00ab2e0374df9b08bf0a2d0010f485e95269abc370e04d442414be5c8a2f145743dad21193425dfb40381b
ripemd-160
4c699d84f59a42ca024af73b105d4fc400cdcaa6
Diameter
14313443880
Circumference
44967010140.978
Area
1.6090819402607E+20
Volume
1.5354336033495E+30
Surface area
6.4363277610428E+20
Circumference
44967010140.978
Perimeter
28626887760
Area
5.1218668926477E+19
Diagonal
10121133229.681
Surface area
3.0731201355886E+20
Volume
3.6655777164372E+29
Space diagonal
12395806015.723
Perimeter
21470165820
Area
2.2178334219177E+19
Altitude
6197903007.8615
Surface area
2.2178334219177E+19
Volume
4.3199247670984E+28
Height
3373711076.5604