131661543 is an odd 9-digits composite number following 131661542
and preceding 131661544 . In scientific notation, it is written as 1.31661543 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 80669184 positive integers (up to 131661543) that are relatively prime to 131661543.
131661543 has 16 divisors, whose sum is 189876960
The reverse of 131661543 is 345166131
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred thirty-one million six hundred sixty-one thousand five hundred forty-three
Scientific notation
1.31661543 × 10^8
Engineering notation
1.31661543 × 10^6
Prime Factorization
3 × 13 × 233 × 14489
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
131661543
Product of the distinct prime numbers
The prime factorization of 131661543 is 3 × 13 × 233 × 14489.
Since it has a total of 4 prime factors.
5 , 4 , 25 , 87 , 505 , 122 , 4967 , 9996 , 74423 , 79216 , 338428 , 531778 , 2469860 , 6058788 , 79950718 , 62421140 , 194344492 , 991634773 , 1961205346 , 4267426234
n×2
263323086
n×3
394984629
n×4
526646172
n×5
658307715
n÷2
65830771.5
n÷3
43887181
n÷3
32915385.75
n÷5
26332308.6
n2
17334761905140849
n3
2.2823214999685E+24
n4
3.0049397030792E+32
n5
3.9563499792937E+40
2 √n
11474.386388823
3 √n
508.72878713517
4 √n
107.11856229815
5 √n
42.062181020168
1 , 3 , 13 , 39 , 233 , 699 , 3029 , 9087 , 14489 , 43467 , 188357 , 565071 , 3375937 , 10127811 , 43887181 , 131661543
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
-131661542
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 131661543 can be divided by 16 positive divisors.
The sum of these divisors (counting 131661543) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110110001111111011100111
3
Ternary
100011202002200110
4
Quaternary
13312033323213
5
Quinary
232201132133
6
Senary
21021544103
8
Octal
766177347
10
Decimal
131661543
12
Duodecimal
38115033
16
Hexadecimal
7d8fee7
20
Vigesimal
212hdh3
36
Base36
26dyp3
md5
530a87dfe0b35f129229cc396e9fc8e2
sha1
da0ea454688581f2d075ec0b1c4fd8d4f5d0e883
sha256
63a208ab56f4937724e8adb834eb6bcfbcb12c39e410139da6bfa8124845f55b
sha512
91c57699756c028da026220e6bb69cc14eaa9d826e4b01e9dec6968b992edbff22f0ef232dc5440a8befbf5dc26d0a338d0de47ded6d45469e20416dec1dee06
ripemd-160
7965158aea50b9326c9126dc05448eb9a8fb166f
Diameter
263323086
Circumference
827253872.49819
Area
5.4458760652919E+16
Volume
9.5601659432413E+24
Surface area
2.1783504261167E+17
Circumference
827253872.49819
Perimeter
526646172
Area
17334761905140849
Diagonal
186197539.75357
Surface area
104008571430845094
Volume
2.2823214999685E+24
Space diagonal
228044481.87891
Perimeter
394984629
Area
7.5061720892034E+15
Altitude
114022240.93946
Surface area
7.5061720892034E+15
Volume
2.6897416824593E+23
Height
62065846.584523