90809969 is an odd 8-digits composite number following 90809968
and preceding 90809970 . In scientific notation, it is written as 9.0809969 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 88446960 positive integers (up to 90809969) that are relatively prime to 90809969.
90809969 has 8 divisors, whose sum is 93191808
The reverse of 90809969 is 96990809
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
ninety million eight hundred nine thousand nine hundred sixty-nine
Scientific notation
9.0809969 × 10^7
Engineering notation
9.0809969 × 10^6
Prime Factorization
211 × 47 × 9157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90809969
Product of the distinct prime numbers
The prime factorization of 90809969 is 211 × 47 × 9157.
Since it has a total of 3 prime factors.
8 , 4 , 99 , 97 , 385 , 869 , 1921 , 2607 , 42849 , 35816 , 454103 , 444773 , 8934017 , 7633832 , 51248850 , 27269762 , 590554732 , 369126656 , 6817641948 , 9026551458
n×2
181619938
n×3
272429907
n×4
363239876
n×5
454049845
n÷2
45404984.5
n÷3
30269989.666667
n÷3
22702492.25
n÷5
18161993.8
n2
8246450469780961
n3
7.4885991152084E+23
n4
6.8003945350551E+31
n5
6.1754361691612E+39
2 √n
9529.4264780206
3 √n
449.48083171478
4 √n
97.61878137951
5 √n
39.050509581343
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
-90809968
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 90809969 can be divided by 8 positive divisors.
The sum of these divisors (counting 90809969) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011010011010011001110001
3
Ternary
20022212121212012
4
Quaternary
11122122121301
5
Quinary
141221404334
6
Senary
13002212305
8
Octal
532323161
10
Decimal
90809969
12
Duodecimal
264b4095
16
Hexadecimal
569a671
20
Vigesimal
187b4i9
36
Base36
1i2df5
md5
c02cf2b17ec5b61c03ef55386f7f2b2f
sha1
c3d339557b0a09ed242cab18316f2c9ee05459f3
sha256
c6bf8d55fd24bf555392208b5e50ca3c127a522d9d7aa582399692cdcb64ff6e
sha512
625436c06791bb7b38b97a6e7576499df89eaf0b6d4f7c2e7e9a1f5ea959d1fb861681b3540069ef0115c5653ea3b048caa522bb8db3371276be8cd2995c63eb
ripemd-160
15f17c03441529f3244fc28e5ba11d7d0af4e949
Diameter
181619938
Circumference
570575862.96623
Area
2.5906988214056E+16
Volume
3.1368170621357E+24
Surface area
1.0362795285622E+17
Circumference
570575862.96623
Perimeter
363239876
Area
8246450469780961
Diagonal
128424689.75848
Surface area
49478702818685766
Volume
7.4885991152084E+23
Space diagonal
157287480.14175
Perimeter
272429907
Area
3.5708177989402E+15
Altitude
78643740.070877
Surface area
3.5708177989402E+15
Volume
8.8253986932525E+22
Height
42808229.919493