90131907 is an odd 8-digits composite number following 90131906
and preceding 90131908 . In scientific notation, it is written as 9.0131907 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 60087936 positive integers (up to 90131907) that are relatively prime to 90131907.
90131907 has 4 divisors, whose sum is 120175880
The reverse of 90131907 is 70913109
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
ninety million one hundred thirty-one thousand nine hundred seven
Scientific notation
9.0131907 × 10^7
Engineering notation
9.0131907 × 10^6
Prime Factorization
3 × 30043969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90131907
Product of the distinct prime numbers
The prime factorization of 90131907 is 3 × 30043969.
Since it has a total of 2 prime factors.
7 , 8 , 83 , 36 , 494 , 464 , 5205 , 8917 , 34681 , 34478 , 517909 , 312833 , 1577637 , 6075399 , 60668958 , 71054547 , 762263941 , 190724768 , 175939079 , 7209534194
n×2
180263814
n×3
270395721
n×4
360527628
n×5
450659535
n÷2
45065953.5
n÷3
30043969
n÷3
22532976.75
n÷5
18026381.4
n2
8123760659456649
n3
7.3221004024841E+23
n4
6.5995487252136E+31
n5
5.9482991194292E+39
2 √n
9493.7825443813
3 √n
448.35930432172
4 √n
97.436043353481
5 √n
38.992017969244
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
-90131906
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 90131907 can be divided by 4 positive divisors.
The sum of these divisors (counting 90131907) is 1, the average is 0.25.
Base
System
Value
2
Binary
101010111110100110111000011
3
Ternary
20021121011201210
4
Quaternary
11113310313003
5
Quinary
141033210112
6
Senary
12535501203
8
Octal
527646703
10
Decimal
90131907
12
Duodecimal
26227803
16
Hexadecimal
55f4dc3
20
Vigesimal
18369f7
36
Base36
1hnu83
md5
82916fe0d203693af281ecf3e6a0677d
sha1
83c4880519ba6ba7e750f76f89a7fcbd3b826494
sha256
ea881d5f7c4a24fc7c683713882fe7f1d3732faa76a9e8eb4bca3f089e012211
sha512
1dd4d4f497ddea416db7f0036eac183e5361ecf2e711bdf8596cd3aa6fe64f49b423b1a8f6272cc4c66a98b9ac7cee663ec6f9e57a94c083e022e1c39400291b
ripemd-160
c668be3d97d7f8fac65eb11f7fc8192afc942671
Diameter
180263814
Circumference
566315473.77048
Area
2.5521546807271E+16
Volume
3.0670742444388E+24
Surface area
1.0208618722908E+17
Circumference
566315473.77048
Perimeter
360527628
Area
8123760659456649
Diagonal
127465765.28195
Surface area
48742563956739894
Volume
7.3221004024841E+23
Space diagonal
156113042.30707
Perimeter
270395721
Area
3.517691552677E+15
Altitude
78056521.153536
Surface area
3.517691552677E+15
Volume
8.629178078542E+22
Height
42488588.427317