85386821 is an odd 8-digits composite number following 85386820
and preceding 85386822 . In scientific notation, it is written as 8.5386821 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 78818592 positive integers (up to 85386821) that are relatively prime to 85386821.
85386821 has 4 divisors, whose sum is 91955052
The reverse of 85386821 is 12868358
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-five million three hundred eighty-six thousand eight hundred twenty-one
Scientific notation
8.5386821 × 10^7
Engineering notation
8.5386821 × 10^6
Prime Factorization
13 × 6568217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85386821
Product of the distinct prime numbers
The prime factorization of 85386821 is 13 × 6568217.
Since it has a total of 2 prime factors.
9 , 1 , 56 , 20 , 46 , 990 , 4662 , 7697 , 17119 , 83073 , 756309 , 482965 , 6273789 , 4843576 , 97315906 , 24312191 , 133221366 , 917374568 , 4118353305 , 3340071370
n×2
170773642
n×3
256160463
n×4
341547284
n×5
426934105
n÷2
42693410.5
n÷3
28462273.666667
n÷3
21346705.25
n÷5
17077364.2
n2
7290909200486041
n3
6.2254755882915E+23
n4
5.3157356969732E+31
n5
4.5389377244076E+39
2 √n
9240.4989583896
3 √n
440.34893292354
4 √n
96.127514054976
5 √n
38.572533861515
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
-85386820
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 85386821 can be divided by 4 positive divisors.
The sum of these divisors (counting 85386821) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000101101110011001000101
3
Ternary
12221200002200212
4
Quaternary
11011232121011
5
Quinary
133324334241
6
Senary
12250045205
8
Octal
505563105
10
Decimal
85386821
12
Duodecimal
24719805
16
Hexadecimal
516e645
20
Vigesimal
16dd711
36
Base36
1eu4w5
md5
586203c897e5d7d8b3f94c9e6f37b74d
sha1
125ed406141b337e963212801c5f2cf04d469fed
sha256
d9ee3f4376d24af14f15adf7f928c3006f6157c3a9c83ab819e42e81b1839552
sha512
d283276e585b100fa920cffefa894f455ab67608af5cf1540e8d35b871def3dc55fd18b0cc3ef6255e9e8576bb48db7e68c7830d980714356e99d088cddfdca6
ripemd-160
6bb013184cab4cce1f2c08fb66dd89ec6e0fe636
Diameter
170773642
Circumference
536501219.13397
Area
2.2905066782237E+16
Volume
2.6077211164372E+24
Surface area
9.1620267128949E+16
Circumference
536501219.13397
Perimeter
341547284
Area
7290909200486041
Diagonal
120755200.30612
Surface area
43745455202916246
Volume
6.2254755882915E+23
Space diagonal
147894312.26879
Perimeter
256160463
Area
3.1570562921533E+15
Altitude
73947156.134395
Surface area
3.1570562921533E+15
Volume
7.3367933409871E+22
Height
40251733.435375