85220809 is an odd 8-digits composite number following 85220808
and preceding 85220810 . In scientific notation, it is written as 8.5220809 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 85168080 positive integers (up to 85220809) that are relatively prime to 85220809.
85220809 has 4 divisors, whose sum is 85273540
The reverse of 85220809 is 90802258
Previous prime number is 1669
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-five million two hundred twenty thousand eight hundred nine
Scientific notation
8.5220809 × 10^7
Engineering notation
8.5220809 × 10^6
Prime Factorization
1669 × 51061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85220809
Product of the distinct prime numbers
The prime factorization of 85220809 is 1669 × 51061.
Since it has a total of 2 prime factors.
6 , 10 , 31 , 48 , 344 , 276 , 318 , 740 , 76675 , 43206 , 668340 , 12731 , 742763 , 9612730 , 38629109 , 76539531 , 634412165 , 441439034 , 3970826085 , 7370749038
n×2
170441618
n×3
255662427
n×4
340883236
n×5
426104045
n÷2
42610404.5
n÷3
28406936.333333
n÷3
21305202.25
n÷5
17044161.8
n2
7262586286614481
n3
6.1892347877759E+23
n4
5.2745159570521E+31
n5
4.4949851694339E+39
2 √n
9231.5117396881
3 √n
440.06336725104
4 √n
96.080756344276
5 √n
38.557523373483
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
-85220808
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 85220809 can be divided by 4 positive divisors.
The sum of these divisors (counting 85220809) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000101000101110111001001
3
Ternary
12221100122222021
4
Quaternary
11011011313021
5
Quinary
133304031214
6
Senary
12242324441
8
Octal
505056711
10
Decimal
85220809
12
Duodecimal
24659721
16
Hexadecimal
5145dc9
20
Vigesimal
16ccc09
36
Base36
1eqksp
md5
1720e1e0805d501885eb5949cddcddf7
sha1
3f0cec1df0098ac05f3f35a8dac6df5962ec4e3a
sha256
a84c3e45b9f9fd604ce7c386daa83547906eb4a24bb9c03474b15783d4a4b406
sha512
036be7a29b7e8f559670f96cf22382c3fa77a4a87573a14b867087e3529f647e7f2e64ddc3c8102dc5af4f963be57cc1d53d5f0b00813dd6468167d1ac644f38
ripemd-160
93411acd669ca10971e62ac0efe53d7ac5e9ec61
Diameter
170441618
Circumference
535458134.97476
Area
2.281608772409E+16
Volume
2.5925406054159E+24
Surface area
9.126435089636E+16
Circumference
535458134.97476
Perimeter
340883236
Area
7262586286614481
Diagonal
120520423.88421
Surface area
43575517719686886
Volume
6.1892347877759E+23
Space diagonal
147606771.05012
Perimeter
255662427
Area
3.1447921106923E+15
Altitude
73803385.525062
Surface area
3.1447921106923E+15
Volume
7.2940831479867E+22
Height
40173474.628069