90132981 is an odd 8-digits composite number following 90132980
and preceding 90132982 . In scientific notation, it is written as 9.0132981 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 58279424 positive integers (up to 90132981) that are relatively prime to 90132981.
90132981 has 16 divisors, whose sum is 123842304
The reverse of 90132981 is 18923109
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
ninety million one hundred thirty-two thousand nine hundred eighty-one
Scientific notation
9.0132981 × 10^7
Engineering notation
9.0132981 × 10^6
Prime Factorization
3 × 113 × 47 × 5657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
90132981
Product of the distinct prime numbers
The prime factorization of 90132981 is 3 × 113 × 47 × 5657.
Since it has a total of 4 prime factors.
5 , 4 , 97 , 21 , 115 , 174 , 1595 , 6281 , 7889 , 91606 , 639936 , 783526 , 7284535 , 9063429 , 40533209 , 62550563 , 864998084 , 929772648 , 5835920950 , 570727079
n×2
180265962
n×3
270398943
n×4
360531924
n×5
450664905
n÷2
45066490.5
n÷3
30044327
n÷3
22533245.25
n÷5
18026596.2
n2
8123954263946361
n3
7.3223621531715E+23
n4
6.5998632882692E+31
n5
5.9486535236417E+39
2 √n
9493.8391075476
3 √n
448.36108517823
4 √n
97.436333610967
5 √n
38.992110893557
1 , 3 , 47 , 113 , 141 , 339 , 5311 , 5657 , 15933 , 16971 , 265879 , 639241 , 797637 , 1917723 , 30044327 , 90132981
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-90132980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 90132981 can be divided by 16 positive divisors.
The sum of these divisors (counting 90132981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101010111110101000111110101
3
Ternary
20021121020012120
4
Quaternary
11113311013311
5
Quinary
141033223411
6
Senary
12535510153
8
Octal
527650765
10
Decimal
90132981
12
Duodecimal
26228359
16
Hexadecimal
55f51f5
20
Vigesimal
1836c91
36
Base36
1hnv1x
md5
750f4d49c3cd536330c91e8c4f1dfb74
sha1
8c0c60c28c7a3628e1f9ac3842ff08079164cc85
sha256
a815252e19553aa227505b4b7c95fd8922602ea415848ef0ff5f752c9cd662a1
sha512
1ba326482cdfb9bf709f7ad77a62fc094a2f7b1c6937326d0ee53ca7999663a86fc38a4849228ba1062c6192bdd5cdfefcfa8327b1f90e0f3f960138bbb9fd68
ripemd-160
e3f07c67744b205477b27188968c6ed5f899c17c
Diameter
180265962
Circumference
566322221.9115
Area
2.5522155033713E+16
Volume
3.0671838863103E+24
Surface area
1.0208862013485E+17
Circumference
566322221.9115
Perimeter
360531924
Area
8123954263946361
Diagonal
127467284.14732
Surface area
48743725583678166
Volume
7.3223621531715E+23
Space diagonal
156114902.52964
Perimeter
270398943
Area
3.5177753858802E+15
Altitude
78057451.26482
Surface area
3.5177753858802E+15
Volume
8.6294865546855E+22
Height
42489094.715772