7131125981 is an odd 10-digits composite number following 7131125980
and preceding 7131125982 . In scientific notation, it is written as 7.131125981 × 10^9.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 6109807968 positive integers (up to 7131125981) that are relatively prime to 7131125981.
7131125981 has 8 divisors, whose sum is 8153305920
The reverse of 7131125981 is 1895211317
Previous prime number is 2377
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
seven billion one hundred thirty-one million one hundred twenty-five thousand nine hundred eighty-one
Scientific notation
7.131125981 × 10^9
Engineering notation
7.131125981 × 10^9
Prime Factorization
7 × 2377 × 428579
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7131125981
Product of the distinct prime numbers
The prime factorization of 7131125981 is 7 × 2377 × 428579.
Since it has a total of 3 prime factors.
8 , 5 , 52 , 58 , 912 , 117 , 5020 , 4009 , 5384 , 35465 , 392324 , 343892 , 5878042 , 8735895 , 84505429 , 14041557 , 822439205 , 977349248 , 4950059431 , 3525524314
n×2
14262251962
n×3
21393377943
n×4
28524503924
n×5
35655629905
n÷2
3565562990.5
n÷3
2377041993.6667
n÷3
1782781495.25
n÷5
1426225196.2
n2
5.0852957756893E+19
n3
3.6263884827088E+29
n4
2.5860233126244E+39
n5
1.8441258032127E+49
2 √n
84445.994463918
3 √n
1924.8018894115
4 √n
290.59592988189
5 √n
93.461257870563
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
-7131125980
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 7131125981 can be divided by 8 positive divisors.
The sum of these divisors (counting 7131125981) is 1, the average is 0.125.
Base
System
Value
2
Binary
110101001000011000101100011011101
3
Ternary
200101222110201211002
4
Quaternary
12221003011203131
5
Quinary
104101032012411
6
Senary
3135340440045
8
Octal
65103054335
10
Decimal
7131125981
12
Duodecimal
1470249025
16
Hexadecimal
1a90c58dd
20
Vigesimal
5b89aej1
36
Base36
39xos0t
md5
317e5e5c8ec6a07cebd2f18780bc61fa
sha1
e5d0c32f7c26fb9d4adcd9481b49a4f2a1223b8d
sha256
70ad9b790d3800e50113c409bd53cb456c9d92b863ee38b35b4331974846d3ef
sha512
148540bac7214fc70aeeef62c71f204c3048282baf089e7cbeb6189b4ed40c13f22d9d5ceeabdfe454900a31b9bfbb85decfd25f434a0225e5805ec8e2afe891
ripemd-160
0803a7db083b8f43433eb5e88447833787210f42
Diameter
14262251962
Circumference
44806185987.466
Area
1.5975927850237E+20
Volume
1.5190180555121E+30
Surface area
6.3903711400947E+20
Circumference
44806185987.466
Perimeter
28524503924
Area
5.0852957756893E+19
Diagonal
10084935077.321
Surface area
3.0511774654136E+20
Volume
3.6263884827088E+29
Space diagonal
12351472514.266
Perimeter
21393377943
Area
2.2019976637523E+19
Altitude
6175736257.1332
Surface area
2.2019976637523E+19
Volume
4.2737398122336E+28
Height
3361645025.7738