85215786 is an even 8-digits composite number following 85215785
and preceding 85215787 . In scientific notation, it is written as 8.5215786 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 28153664 positive integers (up to 85215786) that are relatively prime to 85215786.
85215786 has 16 divisors, whose sum is 171941184
The reverse of 85215786 is 68751258
Previous prime number is 113
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-five million two hundred fifteen thousand seven hundred eighty-six
Scientific notation
8.5215786 × 10^7
Engineering notation
8.5215786 × 10^6
Prime Factorization
2 × 3 × 113 × 125687
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
85215786
Product of the distinct prime numbers
The prime factorization of 85215786 is 2 × 3 × 113 × 125687.
Since it has a total of 4 prime factors.
4 , 3 , 66 , 5 , 36 , 269 , 2388 , 727 , 71571 , 55071 , 116136 , 539390 , 3673273 , 7887171 , 60399160 , 64365657 , 67105972 , 387662294 , 744612002 , 8535088257
n×2
170431572
n×3
255647358
n×4
340863144
n×5
426078930
n÷2
42607893
n÷3
28405262
n÷3
21303946.5
n÷5
17043157.2
n2
7261730183597796
n3
6.1881404531521E+23
n4
5.2732725259375E+31
n5
4.4936606308997E+39
2 √n
9231.2396783964
3 √n
440.05472115568
4 √n
96.079340538934
5 √n
38.557068838943
1 , 2 , 3 , 6 , 113 , 226 , 339 , 678 , 125687 , 251374 , 377061 , 754122 , 14202631 , 28405262 , 42607893 , 85215786
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85215785
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85215786 can be divided by 16 positive divisors.
The sum of these divisors (counting 85215786) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000101000100101000101010
3
Ternary
12221100102002020
4
Quaternary
11011010220222
5
Quinary
133303401121
6
Senary
12242245310
8
Octal
505045052
10
Decimal
85215786
12
Duodecimal
24656836
16
Hexadecimal
5144a2a
20
Vigesimal
16cbj96
36
Base36
1eqgx6
md5
96a3f9ab52f7e8d5bbffad55308aad1a
sha1
51efb0c198d788cf25fda29ef108567b603cfd3c
sha256
b7d532f753738075ab84040b0a593ea8728e7a9bee1f7baf48e71c644aaa5be2
sha512
25fc7f8b66ab829d641be7c6d5dc7d5f568bbb3157841d42456bd2f50fd70f595d569949d579826a0792c42047db5341f2b4658edcc8571b97b6151e1d5cd063
ripemd-160
326c8c4dba1df70f8583aa4043076377d3d20a50
Diameter
170431572
Circumference
535426574.53496
Area
2.2813398197142E+16
Volume
2.5920822116006E+24
Surface area
9.1253592788568E+16
Circumference
535426574.53496
Perimeter
340863144
Area
7261730183597796
Diagonal
120513320.28948
Surface area
43570381101586776
Volume
6.1881404531521E+23
Space diagonal
147598070.95892
Perimeter
255647358
Area
3.144421407212E+15
Altitude
73799035.479458
Surface area
3.144421407212E+15
Volume
7.2927934622644E+22
Height
40171106.763161