131263906 is an even 9-digits composite number following 131263905
and preceding 131263907 . In scientific notation, it is written as 1.31263906 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 65631952 positive integers (up to 131263906) that are relatively prime to 131263906.
131263906 has 4 divisors, whose sum is 196895862
The reverse of 131263906 is 609362131
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred thirty-one million two hundred sixty-three thousand nine hundred six
Scientific notation
1.31263906 × 10^8
Engineering notation
1.31263906 × 10^6
Prime Factorization
2 × 65631953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131263906
Product of the distinct prime numbers
The prime factorization of 131263906 is 2 × 65631953.
Since it has a total of 2 prime factors.
4 , 7 , 94 , 71 , 670 , 661 , 4423 , 2874 , 73437 , 33525 , 702192 , 742110 , 885384 , 5527333 , 9304960 , 73802434 , 804365703 , 271414565 , 1098461543 , 1376971470
n×2
262527812
n×3
393791718
n×4
525055624
n×5
656319530
n÷2
65631953
n÷3
43754635.333333
n÷3
32815976.5
n÷5
26252781.2
n2
17230213018376836
n3
2.2617050620042E+24
n4
2.9688024065864E+32
n5
3.8969660003073E+40
2 √n
11457.046128911
3 √n
508.21612571993
4 √n
107.03759212964
5 √n
42.03674349128
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
-131263905
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 131263906 can be divided by 4 positive divisors.
The sum of these divisors (counting 131263906) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110100101110110110100010
3
Ternary
100010222220020011
4
Quaternary
13310232312202
5
Quinary
232100421111
6
Senary
21005235134
8
Octal
764566642
10
Decimal
131263906
12
Duodecimal
37b62aaa
16
Hexadecimal
7d2eda2
20
Vigesimal
2107jf6
36
Base36
265fvm
md5
813279d297467c9efd1353d49bbce89c
sha1
ae99437268b7afb032d55f553d695a0d79dbe43e
sha256
cb101eb046e3f34628ebf41fe7d059661528c81306d5ae3ebb38b3f6fc1330e1
sha512
55749745119ae0779bd95d35bf4d8ee9e8975b193ffd42414dca92ef2bcd255bb3a436791e707bdd50caea8cbd8d4b915b5ee9d588862a21a12f7b28fea9e116
ripemd-160
941c04d7442274cf0521d1cfbebb516d2557ddc7
Diameter
262527812
Circumference
824755445.5422
Area
5.413031063832E+16
Volume
9.473808009839E+24
Surface area
2.1652124255328E+17
Circumference
824755445.5422
Perimeter
525055624
Area
17230213018376836
Diagonal
185635196.11527
Surface area
103381278110261016
Volume
2.2617050620042E+24
Space diagonal
227355754.39195
Perimeter
393791718
Area
7.4609010932658E+15
Altitude
113677877.19597
Surface area
7.4609010932658E+15
Volume
2.6654449773118E+23
Height
61878398.705089