90131938 is an even 8-digits composite number following 90131937
and preceding 90131939 . In scientific notation, it is written as 9.0131938 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 41599344 positive integers (up to 90131938) that are relatively prime to 90131938.
90131938 has 8 divisors, whose sum is 145597788
The reverse of 90131938 is 83913109
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
ninety million one hundred thirty-one thousand nine hundred thirty-eight
Scientific notation
9.0131938 × 10^7
Engineering notation
9.0131938 × 10^6
Prime Factorization
2 × 13 × 3466613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90131938
Product of the distinct prime numbers
The prime factorization of 90131938 is 2 × 13 × 3466613.
Since it has a total of 3 prime factors.
10 , 7 , 27 , 45 , 502 , 160 , 6268 , 493 , 35925 , 3504 , 683216 , 364991 , 6055562 , 9584586 , 43605731 , 75893055 , 849590159 , 387502934 , 3942197845 , 6187143144
n×2
180263876
n×3
270395814
n×4
360527752
n×5
450659690
n÷2
45065969
n÷3
30043979.333333
n÷3
22532984.5
n÷5
18026387.6
n2
8123766247635844
n3
7.3221079575841E+23
n4
6.5995578046227E+31
n5
5.9483093487367E+39
2 √n
9493.7841770287
3 √n
448.35935572466
4 √n
97.436051731526
5 √n
38.992020651429
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
-90131937
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 90131938 can be divided by 8 positive divisors.
The sum of these divisors (counting 90131938) is 1, the average is 0.125.
Base
System
Value
2
Binary
101010111110100110111100010
3
Ternary
20021121011202221
4
Quaternary
11113310313202
5
Quinary
141033210223
6
Senary
12535501254
8
Octal
527646742
10
Decimal
90131938
12
Duodecimal
2622782a
16
Hexadecimal
55f4de2
20
Vigesimal
18369gi
36
Base36
1hnu8y
md5
2ebeba808efb6b100e0db3cfc99397a0
sha1
c461338f3befcbc2ff476825a701d0fcc46bdc34
sha256
8a9d0c807d8de7b32749bfe29a08281601c22e16768eae4b4b88d9d104e637bb
sha512
24b4654dba14e8f1f7f6c81f40239c12e7b1f7c8d85dcc81ae5eadacc5f50c8592650737a88b430d9c00043001fb8290dd3b34e79420f75c41b6019997f8ece0
ripemd-160
baec7878c12474a9e3755a8d9712bba7f72d7491
Diameter
180263876
Circumference
566315668.54922
Area
2.5521564363053E+16
Volume
3.0670774091117E+24
Surface area
1.0208625745221E+17
Circumference
566315668.54922
Perimeter
360527752
Area
8123766247635844
Diagonal
127465809.12257
Surface area
48742597485815064
Volume
7.3221079575841E+23
Space diagonal
156113096.00065
Perimeter
270395814
Area
3.5176939724296E+15
Altitude
78056548.000324
Surface area
3.5176939724296E+15
Volume
8.6291869823128E+22
Height
42488603.040857