188812985 is an odd 9-digits composite number following 188812984
and preceding 188812986 . In scientific notation, it is written as 1.88812985 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 150372144 positive integers (up to 188812985) that are relatively prime to 188812985.
188812985 has 8 divisors, whose sum is 227592960
The reverse of 188812985 is 589218881
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred eighty-eight million eight hundred twelve thousand nine hundred eighty-five
Scientific notation
1.88812985 × 10^8
Engineering notation
1.88812985 × 10^6
Prime Factorization
5 × 223 × 169339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
188812985
Product of the distinct prime numbers
The prime factorization of 188812985 is 5 × 223 × 169339.
Since it has a total of 3 prime factors.
4 , 4 , 81 , 59 , 863 , 637 , 9036 , 8253 , 4878 , 80333 , 322550 , 735309 , 9647985 , 5954379 , 90653777 , 75908895 , 262740505 , 293922061 , 1272035579 , 8573124174
n×2
377625970
n×3
566438955
n×4
755251940
n×5
944064925
n÷2
94406492.5
n÷3
62937661.666667
n÷3
47203246.25
n÷5
37762597
n2
35650343304610225
n3
6.7312477356182E+24
n4
1.2709469777366E+33
n5
2.3997129264317E+41
2 √n
13740.923731686
3 √n
573.69000833089
4 √n
117.22168626873
5 √n
45.20707120355
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
-188812984
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 188812985 can be divided by 8 positive divisors.
The sum of these divisors (counting 188812985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011010000010000111010111001
3
Ternary
111011021200201112
4
Quaternary
23100100322321
5
Quinary
341314003420
6
Senary
30422530105
8
Octal
1320207271
10
Decimal
188812985
12
Duodecimal
53296935
16
Hexadecimal
b410eb9
20
Vigesimal
2j01c95
36
Base36
34ex15
md5
ec765911a41f2476196667e7a4422d32
sha1
27d4ddcc006d0ba25453779b6f72573e27c7aacf
sha256
16990877bd0edabc820213a0d158f6bff0b41a6a26e70d2bf46c17473a08419f
sha512
be93167f9ca3eca833cd80f6fa9afae0c190c2617834861a757cc931859fd321b112d2ed59fee939623d7fb8ebc3553e6c4738fad604625112ce32d9ade4e012
ripemd-160
b21af98517c6ce62df438729f30ddb43cbbbdf2d
Diameter
377625970
Circumference
1186346973.1567
Area
1.1199885662372E+17
Volume
2.8195784580948E+25
Surface area
4.4799542649487E+17
Circumference
1186346973.1567
Perimeter
755251940
Area
35650343304610225
Diagonal
267021884.13915
Surface area
213902059827661350
Volume
6.7312477356182E+24
Space diagonal
327033683.14874
Perimeter
566438955
Area
1.5437051477714E+16
Altitude
163516841.57437
Surface area
1.5437051477714E+16
Volume
7.9328515328371E+23
Height
89007294.713049