131818685 is an odd 9-digits composite number following 131818684
and preceding 131818686 . In scientific notation, it is written as 1.31818685 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 101699520 positive integers (up to 131818685) that are relatively prime to 131818685.
131818685 has 16 divisors, whose sum is 163918080
The reverse of 131818685 is 586818131
Previous prime number is 59
Is Prime? no Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred thirty-one million eight hundred eighteen thousand six hundred eighty-five
Scientific notation
1.31818685 × 10^8
Engineering notation
1.31818685 × 10^6
Prime Factorization
5 × 53 × 59 × 8431
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
131818685 Product of the distinct prime numbers
The prime factorization of 131818685 is 5 × 53 × 59 × 8431.
Since it has a total of 4 prime factors.
2 , 4 , 60 , 64 , 515 , 149 , 5692 , 5389 , 40270 , 31002 , 747249 , 529984 , 7365197 , 4980786 , 40363906 , 3438284 , 273779799 , 416258943 , 1102725143 , 6748734561
n×2
263637370
n×3
395456055
n×4
527274740
n×5
659093425
n÷2
65909342.5
n÷3
43939561.666667
n÷3
32954671.25
n÷5
26363737
n2
17376165715129225
n3
2.2905033149104E+24
n4
3.0193113495963E+32
n5
3.9800165170936E+40
2 √n11481.231858995
3 √n508.93110102188
4 √n107.15051030674
5 √n42.072216725037
1 , 5 , 53 , 59 , 265 , 295 , 3127 , 8431 , 15635 , 42155 , 446843 , 497429 , 2234215 , 2487145 , 26363737 , 131818685
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
-131818684 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 131818685 can be divided by 16 positive divisors.
The sum of these divisors (counting 131818685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110110110110010010111101
3
Ternary
100012001002020112
4
Quaternary
13312312102331
5
Quinary
232221144220
6
Senary
21025155405
8
Octal
766662275
10
Decimal
131818685
12
Duodecimal
3818bb65
16
Hexadecimal
7db64bd
20
Vigesimal
213h6e5
36
Base36
26hby5
md5
7933de1fc8fb51631e559b2a40776940
sha1
69dd18799c07c68f3d0e048221bce8f6e41920e3
sha256
cbdbf1014387dd9a45ab50e2745a0433f854e928878cf9d38953539364501056
sha512
192cd2b052ced39138b844f8f5d09be4e86e4126b67eedc34c5ccfa58d3280da83377732a988cc0f6a23742ffb4ba770758c60ff90e79a4235af47797d72d214
ripemd-160
1f8a40163a90f281572c369ef29c941171a3ef14
Diameter
263637370
Circumference
828241224.80373
Area
5.4588834558209E+16
Volume
9.5944378495275E+24
Surface area
2.1835533823284E+17
Circumference
828241224.80373
Perimeter
527274740
Area
17376165715129225
Diagonal
186419772.10119
Surface area
104256994290775350
Volume
2.2905033149104E+24
Space diagonal
228316659.80692
Perimeter
395456055
Area
7.5241004648351E+15
Altitude
114158329.90346
Surface area
7.5241004648351E+15
Volume
2.699384043839E+23
Height
62139924.033729