7157428139 is an odd 10-digits composite number following 7157428138
and preceding 7157428140 . In scientific notation, it is written as 7.157428139 × 10^9.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 7157115360 positive integers (up to 7157428139) that are relatively prime to 7157428139.
7157428139 has 4 divisors, whose sum is 7157740920
The reverse of 7157428139 is 9318247517
Previous prime number is 24859
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
seven billion one hundred fifty-seven million four hundred twenty-eight thousand one hundred thirty-nine
Scientific notation
7.157428139 × 10^9
Engineering notation
7.157428139 × 10^9
Prime Factorization
24859 × 287921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7157428139
Product of the distinct prime numbers
The prime factorization of 7157428139 is 24859 × 287921.
Since it has a total of 2 prime factors.
9 , 6 , 42 , 49 , 650 , 822 , 7867 , 2964 , 66597 , 26900 , 537767 , 343083 , 6050877 , 3483416 , 60569663 , 89559397 , 821432927 , 714863500 , 9889712212 , 8141389697
n×2
14314856278
n×3
21472284417
n×4
28629712556
n×5
35787140695
n÷2
3578714069.5
n÷3
2385809379.6667
n÷3
1789357034.75
n÷5
1431485627.8
n2
5.1228777564949E+19
n3
3.6666629406994E+29
n4
2.624387650799E+39
n5
1.8783866019473E+49
2 √n
84601.58473102
3 √n
1927.165439849
4 √n
290.86351564096
5 √n
93.53010012758
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
-7157428138
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 7157428139 can be divided by 4 positive divisors.
The sum of these divisors (counting 7157428139) is 1, the average is 0.25.
Base
System
Value
2
Binary
110101010100111011010111110101011
3
Ternary
200110210222000121002
4
Quaternary
12222213122332223
5
Quinary
104124300200024
6
Senary
3142120305215
8
Octal
65247327653
10
Decimal
7157428139
12
Duodecimal
147901220b
16
Hexadecimal
1aa9dafab
20
Vigesimal
5bgdia6j
36
Base36
3adciwb
md5
f781e3d8a44abb201567680b060aebf9
sha1
33f2bbaad041b122212ca35568c55b73af05550c
sha256
90aff140d64b0dbda402bb33c50e40fbb0ffa89e815e5046882758a45f3d0882
sha512
5ba269340e753bd394d347c2632d2bf2114cb1b8c3b14ada97c81873f78b320244e7614079f3a5af533a6a61febc9fc648b01f9444390713b0afa440d8826d76
ripemd-160
b2fe4771f533a3a75f999315a3bfb7d8c8cb2a52
Diameter
14314856278
Circumference
44971447320.159
Area
1.6093995125043E+20
Volume
1.5358881810255E+30
Surface area
6.4375980500172E+20
Circumference
44971447320.159
Perimeter
28629712556
Area
5.1228777564949E+19
Diagonal
10122131945.885
Surface area
3.0737266538969E+20
Volume
3.6666629406994E+29
Space diagonal
12397029188.271
Perimeter
21472284417
Area
2.2182711388034E+19
Altitude
6198514594.1356
Surface area
2.2182711388034E+19
Volume
4.3212037161566E+28
Height
3374043981.9615