85387785 is an odd 8-digits composite number following 85387784
and preceding 85387786 . In scientific notation, it is written as 8.5387785 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 39034368 positive integers (up to 85387785) that are relatively prime to 85387785.
85387785 has 8 divisors, whose sum is 104091904
The reverse of 85387785 is 58778358
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-five million three hundred eighty-seven thousand seven hundred eighty-five
Scientific notation
8.5387785 × 10^7
Engineering notation
8.5387785 × 10^6
Prime Factorization
15 × 7 × 813217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85387785
Product of the distinct prime numbers
The prime factorization of 85387785 is 15 × 7 × 813217.
Since it has a total of 3 prime factors.
7 , 5 , 97 , 54 , 1 , 4 , 6560 , 6345 , 2255 , 58675 , 919059 , 199945 , 2518184 , 4030325 , 83058710 , 42873896 , 576355359 , 32918587 , 9905165803 , 8864569161
n×2
170775570
n×3
256163355
n×4
341551140
n×5
426938925
n÷2
42693892.5
n÷3
28462595
n÷3
21346946.25
n÷5
17077557
n2
7291073827206225
n3
6.2256864437661E+23
n4
5.3159757553772E+31
n5
4.5391939486536E+39
2 √n
9240.5511199279
3 √n
440.35059006754
4 √n
96.127785368892
5 √n
38.572620956348
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
-85387784
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 85387785 can be divided by 8 positive divisors.
The sum of these divisors (counting 85387785) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101101110101000001001
3
Ternary
12221200011000120
4
Quaternary
11011232220021
5
Quinary
133324402120
6
Senary
12250053453
8
Octal
505565011
10
Decimal
85387785
12
Duodecimal
2471a289
16
Hexadecimal
516ea09
20
Vigesimal
16dd995
36
Base36
1eu5mx
md5
328644fab9046b5629d1f461b63fb7d9
sha1
69c0ab52904babd827f1d90f1397ea90d80bed4d
sha256
0ca91e668e2da1e94ac5b4e09ba224442aef1c62c0f3b4f8870aecffb3009497
sha512
9ace947e964d4e5530bddc43d98a3aaa2f4b26883ab16f2a22dd05cc7126c6e727aaebdad37aef81d8da834bb9bfb42242b63a2ff718933a69cdf16df1eda71e
ripemd-160
ccd88ca7ff006f12284fadcf442dbf44ace346e0
Diameter
170775570
Circumference
536507276.12461
Area
2.2905583972332E+16
Volume
2.6078094393719E+24
Surface area
9.1622335889328E+16
Circumference
536507276.12461
Perimeter
341551140
Area
7291073827206225
Diagonal
120756563.608
Surface area
43746442963237350
Volume
6.2256864437661E+23
Space diagonal
147895981.96577
Perimeter
256163355
Area
3.1571275776142E+15
Altitude
73947990.982884
Surface area
3.1571275776142E+15
Volume
7.337041836547E+22
Height
40252187.869333