188408081 is an odd 9-digits composite number following 188408080
and preceding 188408082 . In scientific notation, it is written as 1.88408081 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 188186352 positive integers (up to 188408081) that are relatively prime to 188408081.
188408081 has 4 divisors, whose sum is 188629812
The reverse of 188408081 is 180804881
Previous prime number is 853
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred eighty-eight million four hundred eight thousand eighty-one
Scientific notation
1.88408081 × 10^8
Engineering notation
1.88408081 × 10^6
Prime Factorization
853 × 220877
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
188408081
Product of the distinct prime numbers
The prime factorization of 188408081 is 853 × 220877.
Since it has a total of 2 prime factors.
8 , 7 , 99 , 80 , 370 , 949 , 1445 , 9910 , 13951 , 20903 , 870347 , 274505 , 4068835 , 4437033 , 24580704 , 33780373 , 564406741 , 422921220 , 8056176133 , 3724179385
n×2
376816162
n×3
565224243
n×4
753632324
n×5
942040405
n÷2
94204040.5
n÷3
62802693.666667
n÷3
47102020.25
n÷5
37681616.2
n2
35497604986102561
n3
6.6880356355276E+24
n4
1.2600799597494E+33
n5
2.3740924712294E+41
2 √n
13726.182317017
3 √n
573.27962761617
4 √n
117.158791036
5 √n
45.187665498375
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
-188408080
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 188408081 can be divided by 4 positive divisors.
The sum of these divisors (counting 188408081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011001110101110000100010001
3
Ternary
111010112010022002
4
Quaternary
23032232010101
5
Quinary
341213024311
6
Senary
30410123345
8
Octal
1316560421
10
Decimal
188408081
12
Duodecimal
53120555
16
Hexadecimal
b3ae111
20
Vigesimal
2ihb041
36
Base36
3468lt
md5
19a6dde95e56cca9cb47ecd1b9d79478
sha1
4e7b9a459efa6d1ca632dc506d0cf10fa657101b
sha256
d6adfb36ea3aeaba1b6f4e8a70e25db18645ca9cb0d67eef88f270ddf117347f
sha512
b4827e0fc45cc9168e11966977565272185e49d34b1f2635cc5f1236a2d071126a45d3859d2706652a2b13443029a0abb0568860890bb95a748b4c4bed7ccad7
ripemd-160
40c9cbb2d03966c3e794d7482eaf255ed6ac34b6
Diameter
376816162
Circumference
1183802886.2931
Area
1.1151901504437E+17
Volume
2.801477815936E+25
Surface area
4.4607606017749E+17
Circumference
1183802886.2931
Perimeter
753632324
Area
35497604986102561
Diagonal
266449263.41089
Surface area
212985629916615366
Volume
6.6880356355276E+24
Space diagonal
326332368.84855
Perimeter
565224243
Area
1.5370913845735E+16
Altitude
163166184.42428
Surface area
1.5370913845735E+16
Volume
7.8819255844981E+23
Height
88816421.136963