181330386 is an even 9-digits composite number following 181330385
and preceding 181330387 . In scientific notation, it is written as 1.81330386 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 60183584 positive integers (up to 181330386) that are relatively prime to 181330386.
181330386 has 16 divisors, whose sum is 364220064
The reverse of 181330386 is 683033181
Previous prime number is 233
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred eighty-one million three hundred thirty thousand three hundred eighty-six
Scientific notation
1.81330386 × 10^8
Engineering notation
1.81330386 × 10^6
Prime Factorization
2 × 3 × 233 × 129707
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
181330386
Product of the distinct prime numbers
The prime factorization of 181330386 is 2 × 3 × 233 × 129707.
Since it has a total of 4 prime factors.
7 , 7 , 38 , 10 , 445 , 373 , 2076 , 8838 , 13803 , 36887 , 706438 , 234899 , 8871086 , 7727324 , 49753029 , 83881041 , 992162612 , 815278753 , 7919265262 , 6114274349
n×2
362660772
n×3
543991158
n×4
725321544
n×5
906651930
n÷2
90665193
n÷3
60443462
n÷3
45332596.5
n÷5
36266077.2
n2
32880708886908996
n3
5.9622716344168E+24
n4
1.0811410169057E+33
n5
1.9604371791594E+41
2 √n
13465.897147981
3 √n
566.00924997473
4 √n
116.04265227916
5 √n
44.842944033875
1 , 2 , 3 , 6 , 233 , 466 , 699 , 1398 , 129707 , 259414 , 389121 , 778242 , 30221731 , 60443462 , 90665193 , 181330386
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-181330385
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 181330386 can be divided by 16 positive divisors.
The sum of these divisors (counting 181330386) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010110011101110000111010010
3
Ternary
110122012112112020
4
Quaternary
22303232013102
5
Quinary
332410033021
6
Senary
25554312310
8
Octal
1263560722
10
Decimal
181330386
12
Duodecimal
50888696
16
Hexadecimal
acee1d2
20
Vigesimal
2gd65j6
36
Base36
2zyjf6
md5
4cb16e3c69b80f06e794444481072866
sha1
db0219e68f538d38f5e8fe281b8b56e74f27219a
sha256
8fd126517a52dc37ecfc12d6c81f30dc551baad29eeab08a7976c5d3aa99b62a
sha512
5e61caecdf32d8afc7fd07e953a3de43f26c068acc1683e8c8b4ab49f885b19c15bacf606ba1be74471604ace318d7347ddaea18fa60c4655d47d12df3c412b1
ripemd-160
4930d6a6452e51bb88136dca92df7c5ba3f59028
Diameter
362660772
Circumference
1139332417.0604
Area
1.0329779348394E+17
Volume
2.4974705020521E+25
Surface area
4.1319117393575E+17
Circumference
1139332417.0604
Perimeter
725321544
Area
32880708886908996
Diagonal
256439891.15155
Surface area
197284253321453976
Volume
5.9622716344168E+24
Space diagonal
314073441.50808
Perimeter
543991158
Area
1.4237764595252E+16
Altitude
157036720.75404
Surface area
1.4237764595252E+16
Volume
7.0266045066206E+23
Height
85479963.717183