7131981145 is an odd 10-digits composite number following 7131981144
and preceding 7131981146 . In scientific notation, it is written as 7.131981145 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 5704384560 positive integers (up to 7131981145) that are relatively prime to 7131981145.
7131981145 has 8 divisors, whose sum is 8560177920
The reverse of 7131981145 is 5411891317
Previous prime number is 4831
Is Prime? no Number parity odd Number length 10 Sum of Digits 40 Digital Root 4
Name
seven billion one hundred thirty-one million nine hundred eighty-one thousand one hundred forty-five
Scientific notation
7.131981145 × 10^9
Engineering notation
7.131981145 × 10^9
Prime Factorization
5 × 4831 × 295259
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
7131981145 Product of the distinct prime numbers
The prime factorization of 7131981145 is 5 × 4831 × 295259.
Since it has a total of 3 prime factors.
10 , 9 , 67 , 90 , 703 , 755 , 7787 , 5896 , 51237 , 63861 , 871856 , 517541 , 164817 , 3074614 , 52327254 , 33055305 , 903531406 , 939134323 , 208628476 , 4095184011
n×2
14263962290
n×3
21395943435
n×4
28527924580
n×5
35659905725
n÷2
3565990572.5
n÷3
2377327048.3333
n÷3
1782995286.25
n÷5
1426396229
n2
5.0865155052636E+19
n3
3.627693267729E+29
n4
2.5872639985287E+39
n5
1.8452318054644E+49
2 √n84451.057690239
3 √n1924.8788270272
4 √n290.60464154972
5 √n93.463499336211
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
-7131981144 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 7131981145 can be divided by 8 positive divisors.
The sum of these divisors (counting 7131981145) is 1, the average is 0.125.
Base
System
Value
2
Binary
110101001000110010110010101011001
3
Ternary
200102001002011212211
4
Quaternary
12221012112111121
5
Quinary
104101241344040
6
Senary
3135411035121
8
Octal
65106262531
10
Decimal
7131981145
12
Duodecimal
147059baa1
16
Hexadecimal
1a9196559
20
Vigesimal
5b8ehch5
36
Base36
39y73vd
md5
3f50d2ac726e3930d1731000fc3be169
sha1
500667195bb7f08c6ecaa79a16065334634a8ba9
sha256
8db15a3cb16bd081d819d61e52a936385e7f879e116adcb199ab1532b28807ab
sha512
259991c6df584fa8a63a1187219c963458746e12cd5da5d8ef343c2a5295ada533afc562bca3e18124364ecd50ea7d6f3bc1ebd18dbc7831e9ab9a8fc0590cef
ripemd-160
e9e52fadc46976f51198668993f7d88aa38972c1
Diameter
14263962290
Circumference
44811559141.346
Area
1.5979759743707E+20
Volume
1.5195646025833E+30
Surface area
6.3919038974826E+20
Circumference
44811559141.346
Perimeter
28527924580
Area
5.0865155052636E+19
Diagonal
10086144461.848
Surface area
3.0519093031581E+20
Volume
3.627693267729E+29
Space diagonal
12352953701.763
Perimeter
21395943435
Area
2.2025258221508E+19
Altitude
6176476850.8816
Surface area
2.2025258221508E+19
Volume
4.2752775161266E+28
Height
3362048153.9494