85220581 is an odd 8-digits composite number following 85220580
and preceding 85220582 . In scientific notation, it is written as 8.5220581 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 82362000 positive integers (up to 85220581) that are relatively prime to 85220581.
85220581 has 8 divisors, whose sum is 88086528
The reverse of 85220581 is 18502258
Previous prime number is 1061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-five million two hundred twenty thousand five hundred eighty-one
Scientific notation
8.5220581 × 10^7
Engineering notation
8.5220581 × 10^6
Prime Factorization
31 × 1061 × 2591
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85220581
Product of the distinct prime numbers
The prime factorization of 85220581 is 31 × 1061 × 2591.
Since it has a total of 3 prime factors.
5 , 4 , 95 , 79 , 438 , 250 , 7249 , 7618 , 95117 , 92642 , 840074 , 687777 , 7328466 , 9411752 , 84866594 , 42027218 , 612205719 , 751410142 , 9230768137 , 3280784955
n×2
170441162
n×3
255661743
n×4
340882324
n×5
426102905
n÷2
42610290.5
n÷3
28406860.333333
n÷3
21305145.25
n÷5
17044116.2
n2
7262547425977561
n3
6.1891851118186E+23
n4
5.2744595114573E+31
n5
4.4949250402737E+39
2 √n
9231.4993906732
3 √n
440.06297480176
4 √n
96.080692080528
5 √n
38.557502742079
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
-85220580
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 85220581 can be divided by 8 positive divisors.
The sum of these divisors (counting 85220581) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101000101110011100101
3
Ternary
12221100122122211
4
Quaternary
11011011303211
5
Quinary
133304024311
6
Senary
12242323421
8
Octal
505056345
10
Decimal
85220581
12
Duodecimal
24659571
16
Hexadecimal
5145ce5
20
Vigesimal
16ccb91
36
Base36
1eqkmd
md5
38bab490afa438eb7811103fd84c6d90
sha1
9a3c3d38f36335a0d778a34b53e7f828999a79f9
sha256
278c40fefa15c07b4244a35631bb0a1f2ccad646ca40fb9d607af67a7ab931c3
sha512
8ed861d58d55a00936b026b438408a1519aa3b2faacdf9e978b2ac699156193914eef2c5b858125482012d89a7b60834b4990d57f7a6a8da3b04759657cd702c
ripemd-160
3fd1f301f5bba539cca0a82e4069c0c635498e92
Diameter
170441162
Circumference
535456702.40851
Area
2.2815965639799E+16
Volume
2.5925197971996E+24
Surface area
9.1263862559194E+16
Circumference
535456702.40851
Perimeter
340882324
Area
7262547425977561
Diagonal
120520101.44351
Surface area
43575284555865366
Volume
6.1891851118186E+23
Space diagonal
147606376.14254
Perimeter
255661743
Area
3.1447752835429E+15
Altitude
73803188.071269
Surface area
3.1447752835429E+15
Volume
7.2940246043096E+22
Height
40173367.147838