99686987 is an odd 8-digits composite number following 99686986
and preceding 99686988 . In scientific notation, it is written as 9.9686987 × 10^7.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 99647976 positive integers (up to 99686987) that are relatively prime to 99686987.
99686987 has 4 divisors, whose sum is 99726000
The reverse of 99686987 is 78968699
Previous prime number is 2749
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
ninety-nine million six hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
9.9686987 × 10^7
Engineering notation
9.9686987 × 10^6
Prime Factorization
2749 × 36263
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99686987
Product of the distinct prime numbers
The prime factorization of 99686987 is 2749 × 36263.
Since it has a total of 2 prime factors.
5 , 10 , 29 , 91 , 58 , 901 , 4244 , 3603 , 93978 , 9764 , 821208 , 242117 , 7108722 , 9052315 , 47514608 , 48500475 , 299308400 , 212245049 , 7861563978 , 460038984
n×2
199373974
n×3
299060961
n×4
398747948
n×5
498434935
n÷2
49843493.5
n÷3
33228995.666667
n÷3
24921746.75
n÷5
19937397.4
n2
9937495377138169
n3
9.9063897247333E+23
n4
9.8753814370642E+31
n5
9.8444702093666E+39
2 √n
9984.3370836526
3 √n
463.67408463267
4 √n
99.921654728355
5 √n
39.785763248341
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
-99686986
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 99686987 can be divided by 4 positive divisors.
The sum of these divisors (counting 99686987) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111100010001101001001011
3
Ternary
20221120121211122
4
Quaternary
11330101221023
5
Quinary
201004440422
6
Senary
13520345455
8
Octal
574215113
10
Decimal
99686987
12
Duodecimal
2947528b
16
Hexadecimal
5f11a4b
20
Vigesimal
1b30h97
36
Base36
1ncmyz
md5
8da7241179f017ca24cd4f00cff14283
sha1
16e3ddd5acfbf8aca80199257da4c1ed495a8329
sha256
c4618218e897cbbbc45f8b44d1996ce61ea753c48f6c7bf353a222621a5f5b83
sha512
c790f10f1c7a968b28de608acc99bc32b2a2d41efc854f140292a1773a040efdb779fef81de0da68381422edb80066d3ea6ee423845af9a5711eee46fd65d886
ripemd-160
a7d3bf10bc4a30bf3e489caa411d41c989a4e3d1
Diameter
199373974
Circumference
626351812.0354
Area
3.12195624719E+16
Volume
4.149578824376E+24
Surface area
1.248782498876E+17
Circumference
626351812.0354
Perimeter
398747948
Area
9937495377138169
Diagonal
140978689.00751
Surface area
59624972262829014
Volume
9.9063897247333E+23
Space diagonal
172662926.33746
Perimeter
299060961
Area
4.303061723296E+15
Altitude
86331463.168729
Surface area
4.303061723296E+15
Volume
1.1674792252393E+23
Height
46992896.335837