90420281 is an odd 8-digits composite number following 90420280
and preceding 90420282 . In scientific notation, it is written as 9.0420281 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 77503092 positive integers (up to 90420281) that are relatively prime to 90420281.
90420281 has 4 divisors, whose sum is 103337472
The reverse of 90420281 is 18202409
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
ninety million four hundred twenty thousand two hundred eighty-one
Scientific notation
9.0420281 × 10^7
Engineering notation
9.0420281 × 10^6
Prime Factorization
7 × 12917183
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
90420281
Product of the distinct prime numbers
The prime factorization of 90420281 is 7 × 12917183.
Since it has a total of 2 prime factors.
8 , 9 , 35 , 11 , 539 , 331 , 6033 , 1534 , 44391 , 65017 , 263139 , 716014 , 1153652 , 2361481 , 8709217 , 50770797 , 288647258 , 328610196 , 3270668930 , 367844495
n×2
180840562
n×3
271260843
n×4
361681124
n×5
452101405
n÷2
45210140.5
n÷3
30140093.666667
n÷3
22605070.25
n÷5
18084056.2
n2
8175827216118961
n3
7.3926059428892E+23
n4
6.6844150667832E+31
n5
6.0440668865917E+39
2 √n
9508.9579344952
3 √n
448.83696542627
4 √n
97.51388585476
5 √n
39.016936828377
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
-90420280
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 90420281 can be divided by 4 positive divisors.
The sum of these divisors (counting 90420281) is 1, the average is 0.25.
Base
System
Value
2
Binary
101011000111011010000111001
3
Ternary
20022010211022022
4
Quaternary
11120323100321
5
Quinary
141121422111
6
Senary
12550004225
8
Octal
530732071
10
Decimal
90420281
12
Duodecimal
26346675
16
Hexadecimal
563b439
20
Vigesimal
1852ae1
36
Base36
1hu0qh
md5
e2952705125b67b427cf928a3b7ee1da
sha1
fcd785b5c7e2b9413dde6b29db3005e4a4f68141
sha256
124af5816628d49a8f00f8007fd3eaab34f8988165086b5f91c3d2c78d76faf4
sha512
9753c36dbc0fd81b6c80e64e27a9cb73341b3a8fdabad6107a52d8d81114141a2d7dd39be396509dfbaab848af9cd8cdcbec7c854b2bda95fe1f1f502f8ef2e2
ripemd-160
d434c7e4f300440e36610ddb12ce830931fa83c9
Diameter
180840562
Circumference
568127381.05025
Area
2.5685118719179E+16
Volume
3.096607536142E+24
Surface area
1.0274047487672E+17
Circumference
568127381.05025
Perimeter
361681124
Area
8175827216118961
Diagonal
127873587.70379
Surface area
49054963296713766
Volume
7.3926059428892E+23
Space diagonal
156612520.72665
Perimeter
271260843
Area
3.5402370330556E+15
Altitude
78306260.363327
Surface area
3.5402370330556E+15
Volume
8.7122696547616E+22
Height
42624529.234595