90131911 is an odd 8-digits composite number following 90131910
and preceding 90131912 . In scientific notation, it is written as 9.0131911 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 87224400 positive integers (up to 90131911) that are relatively prime to 90131911.
90131911 has 4 divisors, whose sum is 93039424
The reverse of 90131911 is 11913109
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
ninety million one hundred thirty-one thousand nine hundred eleven
Scientific notation
9.0131911 × 10^7
Engineering notation
9.0131911 × 10^6
Prime Factorization
31 × 2907481
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90131911
Product of the distinct prime numbers
The prime factorization of 90131911 is 31 × 2907481.
Since it has a total of 2 prime factors.
8 , 4 , 72 , 22 , 96 , 347 , 1392 , 9735 , 8724 , 28314 , 130163 , 109595 , 3489338 , 7868872 , 97357116 , 55532559 , 490069477 , 129637732 , 8138641389 , 9310494388
n×2
180263822
n×3
270395733
n×4
360527644
n×5
450659555
n÷2
45065955.5
n÷3
30043970.333333
n÷3
22532977.75
n÷5
18026382.2
n2
8123761380511921
n3
7.3221013773354E+23
n4
6.5995498967497E+31
n5
5.948300439339E+39
2 √n
9493.7827550455
3 √n
448.35931095436
4 √n
97.436044434519
5 √n
38.992018315333
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
-90131910
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 90131911 can be divided by 4 positive divisors.
The sum of these divisors (counting 90131911) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010111110100110111000111
3
Ternary
20021121011201221
4
Quaternary
11113310313013
5
Quinary
141033210121
6
Senary
12535501211
8
Octal
527646707
10
Decimal
90131911
12
Duodecimal
26227807
16
Hexadecimal
55f4dc7
20
Vigesimal
18369fb
36
Base36
1hnu87
md5
9c651f7d18a7fdceb5e38282760339a8
sha1
17d09ef0fb124919f7c5368ad4bc63a3ff6a81fa
sha256
fd81351408d1a7ac9c7cc709d9d75c61507fba8975a60988da3efdf6d4462bb2
sha512
592e70e94ff4b189932c9ccf99651cd1a1e2afb98bec69976b6a9dd664905a7883b6c25afea1aab80bd1216f7709779903332b27f2be6b18d3d1322e38026d0f
ripemd-160
fa6eb65e88e943d77799d866222c8a23125595e2
Diameter
180263822
Circumference
566315498.90322
Area
2.5521549072533E+16
Volume
3.0670746527835E+24
Surface area
1.0208619629013E+17
Circumference
566315498.90322
Perimeter
360527644
Area
8123761380511921
Diagonal
127465770.9388
Surface area
48742568283071526
Volume
7.3221013773354E+23
Space diagonal
156113049.23528
Perimeter
270395733
Area
3.5176918649031E+15
Altitude
78056524.617638
Surface area
3.5176918649031E+15
Volume
8.6291792274153E+22
Height
42488590.312935