131124805 is an odd 9-digits composite number following 131124804
and preceding 131124806 . In scientific notation, it is written as 1.31124805 × 10^8.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 86812992 positive integers (up to 131124805) that are relatively prime to 131124805.
131124805 has 16 divisors, whose sum is 186030720
The reverse of 131124805 is 508421131
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred thirty-one million one hundred twenty-four thousand eight hundred five
Scientific notation
1.31124805 × 10^8
Engineering notation
1.31124805 × 10^6
Prime Factorization
5 × 7 × 29 × 129187
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
131124805
Product of the distinct prime numbers
The prime factorization of 131124805 is 5 × 7 × 29 × 129187.
Since it has a total of 4 prime factors.
3 , 4 , 37 , 10 , 671 , 609 , 1236 , 8070 , 25196 , 77484 , 659897 , 661157 , 7123782 , 6687927 , 42746897 , 84599217 , 877836088 , 721497050 , 7286176571 , 6653376520
n×2
262249610
n×3
393374415
n×4
524499220
n×5
655624025
n÷2
65562402.5
n÷3
43708268.333333
n÷3
32781201.25
n÷5
26224961
n2
17193714486288025
n3
2.2545224592402E+24
n4
2.9562381783599E+32
n5
3.87636154671E+40
2 √n
11450.973976042
3 √n
508.03654256937
4 √n
107.00922378955
5 √n
42.027830404051
1 , 5 , 7 , 29 , 35 , 145 , 203 , 1015 , 129187 , 645935 , 904309 , 3746423 , 4521545 , 18732115 , 26224961 , 131124805
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
-131124804
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 131124805 can be divided by 16 positive divisors.
The sum of these divisors (counting 131124805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110100001100111001000101
3
Ternary
100010201211102021
4
Quaternary
13310030321011
5
Quinary
232031443210
6
Senary
21002243141
8
Octal
764147105
10
Decimal
131124805
12
Duodecimal
37ab64b1
16
Hexadecimal
7d0ce45
20
Vigesimal
20jac05
36
Base36
262gjp
md5
f3a84100ff784bd9d3b878c4c9bcb5d1
sha1
be700598017e0954ce5eeb62d62eca99cdfae0c4
sha256
8ecf457635b222d0a5432246905f9afa438d6d4872dc430550d0b797c77e1335
sha512
d86ad1a12ae0c937560b318ba24e404a185ada3d93719a0f5ef5d96a1c2622a66e311da31adad394a6e9ed28dd359015d0e47f69be99d6c6e43e7e441926a1cf
ripemd-160
e2edff4b38fcf317288c7e3e33d51a7103bd3e69
Diameter
262249610
Circumference
823881448.18279
Area
5.4015647118043E+16
Volume
9.4437215937362E+24
Surface area
2.1606258847217E+17
Circumference
823881448.18279
Perimeter
524499220
Area
17193714486288025
Diagonal
185438477.59453
Surface area
103162286917728150
Volume
2.2545224592402E+24
Space diagonal
227114824.39256
Perimeter
393374415
Area
7.445096765271E+15
Altitude
113557412.19628
Surface area
7.445096765271E+15
Volume
2.6569801987769E+23
Height
61812825.864842