7131998891 is an odd 10-digits composite number following 7131998890
and preceding 7131998892 . In scientific notation, it is written as 7.131998891 × 10^9.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 7040038720 positive integers (up to 7131998891) that are relatively prime to 7131998891.
7131998891 has 8 divisors, whose sum is 7224228000
The reverse of 7131998891 is 1988991317
Previous prime number is 599
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 56
Digital Root 2
Name
seven billion one hundred thirty-one million nine hundred ninety-eight thousand eight hundred ninety-one
Scientific notation
7.131998891 × 10^9
Engineering notation
7.131998891 × 10^9
Prime Factorization
89 × 599 × 133781
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7131998891
Product of the distinct prime numbers
The prime factorization of 7131998891 is 89 × 599 × 133781.
Since it has a total of 3 prime factors.
5 , 7 , 50 , 51 , 52 , 788 , 147 , 1374 , 533 , 77058 , 937977 , 917949 , 9818320 , 391216 , 18094536 , 38462865 , 669023659 , 70035229 , 3684983839 , 2918096959
n×2
14263997782
n×3
21395996673
n×4
28527995564
n×5
35659994455
n÷2
3565999445.5
n÷3
2377332963.6667
n÷3
1782999722.75
n÷5
1426399778.2
n2
5.0865408181225E+19
n3
3.6277203473876E+29
n4
2.5872897494427E+39
n5
1.8452547623721E+49
2 √n
84451.162756945
3 √n
1924.8804235388
4 √n
290.60482232225
5 √n
93.463545847876
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
-7131998890
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 7131998891 can be divided by 8 positive divisors.
The sum of these divisors (counting 7131998891) is 1, the average is 0.125.
Base
System
Value
2
Binary
110101001000110011010101010101011
3
Ternary
200102001010002020002
4
Quaternary
12221012122222223
5
Quinary
104101242431031
6
Senary
3135411253215
8
Octal
65106325253
10
Decimal
7131998891
12
Duodecimal
14705aa20b
16
Hexadecimal
1a919aaab
20
Vigesimal
5b8ejh4b
36
Base36
39y7hkb
md5
8949c606f78664ebefe768addf49b3ec
sha1
032f513ef4c6409db7f74601be61444c3beb70ce
sha256
e1ea627d36364f6fdb9dd28b663607c099c04a6a8a983bd2ef008fcb57f33926
sha512
b3b4ec58184e90cc37639c09f01b6b592ee97e091dce3b6da53de6f336487af86b071a2202121168988a257b788d6cb2fd57d80aaa1ac69a9e6983c7ea2ec038
ripemd-160
3cef5a89464a24afe7ac4f779da6ca53c2eea309
Diameter
14263997782
Circumference
44811670642.752
Area
1.5979839266398E+20
Volume
1.5195759456841E+30
Surface area
6.3919357065593E+20
Circumference
44811670642.752
Perimeter
28527995564
Area
5.0865408181225E+19
Diagonal
10086169558.482
Surface area
3.0519244908735E+20
Volume
3.6277203473876E+29
Space diagonal
12352984438.737
Perimeter
21395996673
Area
2.2025367829403E+19
Altitude
6176492219.3684
Surface area
2.2025367829403E+19
Volume
4.2753094298103E+28
Height
3362056519.494