131569391 is an odd 9-digits composite number following 131569390
and preceding 131569392 . In scientific notation, it is written as 1.31569391 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 131365392 positive integers (up to 131569391) that are relatively prime to 131569391.
131569391 has 4 divisors, whose sum is 131773392
The reverse of 131569391 is 193965131
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred thirty-one million five hundred sixty-nine thousand three hundred ninety-one
Scientific notation
1.31569391 × 10^8
Engineering notation
1.31569391 × 10^6
Prime Factorization
647 × 203353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131569391
Product of the distinct prime numbers
The prime factorization of 131569391 is 647 × 203353.
Since it has a total of 2 prime factors.
3 , 7 , 80 , 44 , 857 , 590 , 3070 , 9503 , 2932 , 8724 , 943396 , 729502 , 4260599 , 3493989 , 9452755 , 89724586 , 714853229 , 797663987 , 3802530039 , 9234295954
n×2
263138782
n×3
394708173
n×4
526277564
n×5
657846955
n÷2
65784695.5
n÷3
43856463.666667
n÷3
32892347.75
n÷5
26313878.2
n2
17310504648110881
n3
2.2775325544546E+24
n4
2.9965357117227E+32
n5
3.9425237870111E+40
2 √n
11470.370133522
3 √n
508.61007032078
4 √n
107.09981388183
5 √n
42.056291373648
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
-131569390
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 131569391 can be divided by 4 positive divisors.
The sum of these divisors (counting 131569391) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101111001011011101111
3
Ternary
100011120102021102
4
Quaternary
13311321123233
5
Quinary
232140210031
6
Senary
21015553315
8
Octal
765713357
10
Decimal
131569391
12
Duodecimal
3808b83b
16
Hexadecimal
7d796ef
20
Vigesimal
212639b
36
Base36
26bzlb
md5
ffdd4d0632915053c66f8315431b0c6d
sha1
afb762255860eb9716cfd55dee1355e86f80be68
sha256
9e110c72d8893547504968b4f39328f0b7ff7f8f7d81a06ca0606cc5be2e5eda
sha512
d940c4ba50f47083f6d380df15f2a8b6765c3c02e4ee7da5e116d534d76d2cca669b4608f7c79a1d47bd9616c59fb21648a471905ea538f96f6e71dfe411c24d
ripemd-160
9f2758fdd6977ed100ee692e357589eddeac648a
Diameter
263138782
Circumference
826674864.40577
Area
5.4382554232437E+16
Volume
9.5401060551816E+24
Surface area
2.1753021692975E+17
Circumference
826674864.40577
Perimeter
526277564
Area
17310504648110881
Diagonal
186067217.14537
Surface area
103863027888665286
Volume
2.2775325544546E+24
Space diagonal
227884869.9329
Perimeter
394708173
Area
7.4956683887963E+15
Altitude
113942434.96645
Surface area
7.4956683887963E+15
Volume
2.6840978560466E+23
Height
62022405.715123