131488691 is an odd 9-digits composite number following 131488690
and preceding 131488692 . In scientific notation, it is written as 1.31488691 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 130988472 positive integers (up to 131488691) that are relatively prime to 131488691.
131488691 has 4 divisors, whose sum is 131988912
The reverse of 131488691 is 196884131
Previous prime number is 263
Is Prime? no Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred thirty-one million four hundred eighty-eight thousand six hundred ninety-one
Scientific notation
1.31488691 × 10^8
Engineering notation
1.31488691 × 10^6
Prime Factorization
263 × 499957
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
131488691 Product of the distinct prime numbers
The prime factorization of 131488691 is 263 × 499957.
Since it has a total of 2 prime factors.
1 , 6 , 12 , 33 , 895 , 293 , 8962 , 8015 , 81238 , 71646 , 290682 , 498019 , 3442829 , 1695139 , 9493688 , 59184316 , 655163494 , 83925160 , 3702734563 , 4953660933
n×2
262977382
n×3
394466073
n×4
525954764
n×5
657443455
n÷2
65744345.5
n÷3
43829563.666667
n÷3
32872172.75
n÷5
26297738.2
n2
17289275860893481
n3
2.2733442512868E+24
n4
2.9891905979407E+32
n5
3.9304475887274E+40
2 √n11466.851834745
3 √n508.50606125748
4 √n107.08338729581
5 √n42.051130939774
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
-131488690 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 131488691 can be divided by 4 positive divisors.
The sum of these divisors (counting 131488691) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101100101101110110011
3
Ternary
100011102022120112
4
Quaternary
13311211232303
5
Quinary
232130114231
6
Senary
21014131535
8
Octal
765455663
10
Decimal
131488691
12
Duodecimal
38050bab
16
Hexadecimal
7d65bb3
20
Vigesimal
211g1eb
36
Base36
26a9bn
md5
2d636ff626b34dc5bca565695348db18
sha1
7ce3a2ae7f121f337ec9161877576b665c0a6b03
sha256
020edd19a37c94e31c2f1a0653d4eab5d9df4c8956dfeeb2bcb89d58c3dcf670
sha512
e018f93229e5beed060abfa345216d182a7a56a472a58012d97b22f639d534630fa22644faa2002c4870e6ac2d167cac4d212cae35bfb032675ab7a7cc4e90ad
ripemd-160
3df70bf5e5c7f1d53aa5cf1e9c10d2cfad991e36
Diameter
262977382
Circumference
826167811.35148
Area
5.431586203047E+16
Volume
9.5225621318975E+24
Surface area
2.1726344812188E+17
Circumference
826167811.35148
Perimeter
525954764
Area
17289275860893481
Diagonal
185953090.11089
Surface area
103735655165360886
Volume
2.2733442512868E+24
Space diagonal
227745093.43272
Perimeter
394466073
Area
7.4864760542854E+15
Altitude
113872546.71636
Surface area
7.4864760542854E+15
Volume
2.6791618934272E+23
Height
61984363.370295