85386987 is an odd 8-digits composite number following 85386986
and preceding 85386988 . In scientific notation, it is written as 8.5386987 × 10^7.
The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors.
There are 48792456 positive integers (up to 85386987) that are relatively prime to 85386987.
85386987 has 4 divisors, whose sum is 85838960
The reverse of 85386987 is 78968358
Previous prime number is 189
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-five million three hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
8.5386987 × 10^7
Engineering notation
8.5386987 × 10^6
Prime Factorization
189 × 451783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85386987
Product of the distinct prime numbers
The prime factorization of 85386987 is 189 × 451783.
Since it has a total of 2 prime factors.
6 , 5 , 10 , 11 , 97 , 943 , 7986 , 3714 , 38784 , 9747 , 570453 , 380025 , 3816491 , 7541607 , 74540775 , 95839246 , 282988740 , 297485941 , 7897461454 , 2756759811
n×2
170773974
n×3
256160961
n×4
341547948
n×5
426934935
n÷2
42693493.5
n÷3
28462329
n÷3
21346746.75
n÷5
17077397.4
n2
7290937548938169
n3
6.22551189709E+23
n4
5.3157770342517E+31
n5
4.5389818451854E+39
2 √n
9240.5079405842
3 √n
440.34921828325
4 √n
96.127560775171
5 √n
38.572548859229
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
-85386986
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 85386987 can be divided by 4 positive divisors.
The sum of these divisors (counting 85386987) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000101101110011011101011
3
Ternary
12221200002221000
4
Quaternary
11011232123223
5
Quinary
133324340422
6
Senary
12250050043
8
Octal
505563353
10
Decimal
85386987
12
Duodecimal
24719923
16
Hexadecimal
516e6eb
20
Vigesimal
16dd797
36
Base36
1eu50r
md5
69168f85666b43d10bb0a5c905a04b19
sha1
98b606844b6ebd479c18fe6c4e1bb862cd86ceee
sha256
1028edccbdf75c900564e5148a3558322720aabbb888759a674690e657ff4c4b
sha512
7c7f134d818883145f09899f40731d36abcebcd4673b30eac59f7084781f09f7086f030caec7d716036ac0657ee8db4a25b281ee85be77216ba9050eca4ef80c
ripemd-160
eee1f59197c3e5c29c8d785740763489ca0a2200
Diameter
170773974
Circumference
536502262.14273
Area
2.2905155841526E+16
Volume
2.6077363254312E+24
Surface area
9.1620623366104E+16
Circumference
536502262.14273
Perimeter
341547948
Area
7290937548938169
Diagonal
120755435.06558
Surface area
43745625293629014
Volume
6.22551189709E+23
Space diagonal
147894599.78922
Perimeter
256160961
Area
3.1570685673932E+15
Altitude
73947299.894612
Surface area
3.1570685673932E+15
Volume
7.3368361313164E+22
Height
40251811.688525