131291282 is an even 9-digits composite number following 131291281
and preceding 131291283 . In scientific notation, it is written as 1.31291282 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 64406992 positive integers (up to 131291282) that are relatively prime to 131291282.
131291282 has 8 divisors, whose sum is 200652876
The reverse of 131291282 is 282192131
Previous prime number is 53
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred thirty-one million two hundred ninety-one thousand two hundred eighty-two
Scientific notation
1.31291282 × 10^8
Engineering notation
1.31291282 × 10^6
Prime Factorization
2 × 53 × 1238597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
131291282
Product of the distinct prime numbers
The prime factorization of 131291282 is 2 × 53 × 1238597.
Since it has a total of 3 prime factors.
2 , 1 , 58 , 50 , 285 , 847 , 4533 , 6500 , 18077 , 83805 , 980808 , 875785 , 1700512 , 169339 , 37737165 , 41721018 , 352722019 , 433333003 , 783902942 , 9202199987
n×2
262582564
n×3
393873846
n×4
525165128
n×5
656456410
n÷2
65645641
n÷3
43763760.666667
n÷3
32822820.5
n÷5
26258256.4
n2
17237400729203524
n3
2.2631204400849E+24
n4
2.9712798389915E+32
n5
3.9010313924194E+40
2 √n
11458.240789929
3 √n
508.25145393259
4 √n
107.04317255168
5 √n
42.038496756033
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131291281
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131291282 can be divided by 8 positive divisors.
The sum of these divisors (counting 131291282) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110100110101100010010010
3
Ternary
100011001021210002
4
Quaternary
13310311202102
5
Quinary
232102310112
6
Senary
21010010002
8
Octal
764654222
10
Decimal
131291282
12
Duodecimal
37b76902
16
Hexadecimal
7d35892
20
Vigesimal
210b842
36
Base36
266102
md5
0c3ecadc0d7f682d9ee173ebe97a4cce
sha1
9ba9cbd0cdebca45df24664c090c3dd873e9f0fb
sha256
fe43593acbb68077d6957ad5cfd78ac2ad933d72b97a49acaac72eeb61c36336
sha512
c838dfc2cca2eba2656c345c26b0be215f2b3040eba989a9a2521f0fe6d027818965577986f76e8e991d6b95ffa9ddb977369ac2eaf97ee9e7cc5a640b3e15c8
ripemd-160
ac000781ebb338de8a3c874707a06ebd2ffbd2d4
Diameter
262582564
Circumference
824927454.02317
Area
5.4152891497849E+16
Volume
9.4797367316794E+24
Surface area
2.166115659914E+17
Circumference
824927454.02317
Perimeter
525165128
Area
17237400729203524
Diagonal
185673911.62575
Surface area
103424404375221144
Volume
2.2631204400849E+24
Space diagonal
227403171.01485
Perimeter
393873846
Area
7.4640134633513E+15
Altitude
113701585.50743
Surface area
7.4640134633513E+15
Volume
2.6671130163765E+23
Height
61891303.87525