90131661 is an odd 8-digits composite number following 90131660
and preceding 90131662 . In scientific notation, it is written as 9.0131661 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 59907456 positive integers (up to 90131661) that are relatively prime to 90131661.
90131661 has 8 divisors, whose sum is 100446840
The reverse of 90131661 is 16613109
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
ninety million one hundred thirty-one thousand six hundred sixty-one
Scientific notation
9.0131661 × 10^7
Engineering notation
9.0131661 × 10^6
Prime Factorization
9 × 337 × 29717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90131661
Product of the distinct prime numbers
The prime factorization of 90131661 is 9 × 337 × 29717.
Since it has a total of 3 prime factors.
8 , 5 , 100 , 99 , 908 , 555 , 4313 , 8667 , 68903 , 98702 , 60056 , 745053 , 3704741 , 457520 , 29327052 , 63322288 , 39451260 , 385919036 , 3822636509 , 8228916575
n×2
180263322
n×3
270394983
n×4
360526644
n×5
450658305
n÷2
45065830.5
n÷3
30043887
n÷3
22532915.25
n÷5
18026332.2
n2
8123716314618921
n3
7.322040449294E+23
n4
6.5994766760406E+31
n5
5.9482179454229E+39
2 √n
9493.7695885249
3 √n
448.35889641404
4 √n
97.435976869557
5 √n
38.99199668478
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
-90131660
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 90131661 can be divided by 8 positive divisors.
The sum of these divisors (counting 90131661) is 1, the average is 0.125.
Base
System
Value
2
Binary
101010111110100110011001101
3
Ternary
20021121011101200
4
Quaternary
11113310303031
5
Quinary
141033203121
6
Senary
12535500113
8
Octal
527646315
10
Decimal
90131661
12
Duodecimal
26227639
16
Hexadecimal
55f4ccd
20
Vigesimal
1836931
36
Base36
1hnu19
md5
9d57f1baaff97734f96d38577966b41a
sha1
95c53e76e74c15abd01a8afcb97c374422434e7c
sha256
78fa9cce8dae7e0c6ce0f14f0eeeaf0b13f20ca12608017cf1fcd50743381f65
sha512
8bcaa8ddf6b319aa862a6f24d746aafc229194f19f466433cd0ed5ebfc0a4a31fc01fbb22e26f0d4ab75edbcec7f9c526a7e722883a049e638250cb42cc1f1d5
ripemd-160
15368d0c63d8e5a31a35a6f76c86357270f3ba19
Diameter
180263322
Circumference
566313928.10689
Area
2.5521407493854E+16
Volume
3.0670491313053E+24
Surface area
1.0208562997542E+17
Circumference
566313928.10689
Perimeter
360526644
Area
8123716314618921
Diagonal
127465417.38541
Surface area
48742297887713526
Volume
7.322040449294E+23
Space diagonal
156112616.22257
Perimeter
270394983
Area
3.517672350799E+15
Altitude
78056308.111287
Surface area
3.517672350799E+15
Volume
8.62910742303E+22
Height
42488472.461805