131497661 is an odd 9-digits composite number following 131497660
and preceding 131497662 . In scientific notation, it is written as 1.31497661 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 131460924 positive integers (up to 131497661) that are relatively prime to 131497661.
131497661 has 4 divisors, whose sum is 131534400
The reverse of 131497661 is 166794131
Previous prime number is 4019
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred thirty-one million four hundred ninety-seven thousand six hundred sixty-one
Scientific notation
1.31497661 × 10^8
Engineering notation
1.31497661 × 10^6
Prime Factorization
4019 × 32719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131497661
Product of the distinct prime numbers
The prime factorization of 131497661 is 4019 × 32719.
Since it has a total of 2 prime factors.
10 , 10 , 49 , 43 , 464 , 710 , 2001 , 2687 , 3344 , 24994 , 880671 , 121472 , 3029235 , 112456 , 84215068 , 86188655 , 353951514 , 71503363 , 1364863107 , 8751536147
n×2
262995322
n×3
394492983
n×4
525990644
n×5
657488305
n÷2
65748830.5
n÷3
43832553.666667
n÷3
32874415.25
n÷5
26299532.2
n2
17291634848470921
n3
2.27380953744E+24
n4
2.9900063573285E+32
n5
3.9317884236383E+40
2 √n
11467.24295548
3 √n
508.51762421806
4 √n
107.085213524
5 √n
42.051704659612
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
-131497660
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 131497661 can be divided by 4 positive divisors.
The sum of these divisors (counting 131497661) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101100111111010111101
3
Ternary
100011102202212202
4
Quaternary
13311213322331
5
Quinary
232130411121
6
Senary
21014241245
8
Octal
765477275
10
Decimal
131497661
12
Duodecimal
38056225
16
Hexadecimal
7d67ebd
20
Vigesimal
211h431
36
Base36
26ag8t
md5
46aedaf4b4751aea05e9ddda6fca97c2
sha1
795563f4eaf905983628405ffbfeb07804121026
sha256
2c0c8ac0a188ebe5ff1abd5bf251cf05532d5ed959438400ef28ebb1605dc38c
sha512
ccb53c4f0a8f195ad3eca3ba66356e54d374a0500e8a9ae74a0afadd1a0907026972623481042814c0d8be5c34683fff760ee8a24687ea405f69c1e921b5ecf2
ripemd-160
c0d6cdf8db3e666497b0e345ef3cf9ab7e161b29
Diameter
262995322
Circumference
826224171.52368
Area
5.4323273008513E+16
Volume
9.5245111179786E+24
Surface area
2.1729309203405E+17
Circumference
826224171.52368
Perimeter
525990644
Area
17291634848470921
Diagonal
185965775.60654
Surface area
103749809090825526
Volume
2.27380953744E+24
Space diagonal
227760629.92847
Perimeter
394492983
Area
7.48749752587E+15
Altitude
113880314.96423
Surface area
7.48749752587E+15
Volume
2.6797102384175E+23
Height
61988591.868847