131245771 is an odd 9-digits composite number following 131245770
and preceding 131245772 . In scientific notation, it is written as 1.31245771 × 10^8.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 126564480 positive integers (up to 131245771) that are relatively prime to 131245771.
131245771 has 8 divisors, whose sum is 135990144
The reverse of 131245771 is 177542131
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred thirty-one million two hundred forty-five thousand seven hundred seventy-one
Scientific notation
1.31245771 × 10^8
Engineering notation
1.31245771 × 10^6
Prime Factorization
113 × 37 × 31391
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
131245771
Product of the distinct prime numbers
The prime factorization of 131245771 is 113 × 37 × 31391.
Since it has a total of 3 prime factors.
6 , 1 , 41 , 17 , 414 , 59 , 5817 , 1122 , 92427 , 12530 , 961138 , 725103 , 1213877 , 7200986 , 67421245 , 68570644 , 278881816 , 260894852 , 4667470599 , 7513209387
n×2
262491542
n×3
393737313
n×4
524983084
n×5
656228855
n÷2
65622885.5
n÷3
43748590.333333
n÷3
32811442.75
n÷5
26249154.2
n2
17225452405384441
n3
2.2607677817685E+24
n4
2.9671621057016E+32
n5
3.894274782448E+40
2 √n
11456.254667211
3 √n
508.19272013903
4 √n
107.03389494553
5 √n
42.03558189477
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
-131245770
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 131245771 can be divided by 8 positive divisors.
The sum of these divisors (counting 131245771) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110100101010011011001011
3
Ternary
100010221222100111
4
Quaternary
13310222123023
5
Quinary
232044331041
6
Senary
21005015151
8
Octal
764523313
10
Decimal
131245771
12
Duodecimal
37b544b7
16
Hexadecimal
7d2a6cb
20
Vigesimal
2105e8b
36
Base36
2651vv
md5
2f81f3976148d0521ecd66e228b35b12
sha1
4a6c975026d952b19e520b1a7dd8c699d44808d7
sha256
e8be57fbee26ea921016dcd888c3f839f86d1343c37b4acb0df3b3788f1829b4
sha512
6c73bac15eec2534dedbbd9b4b371272fe8e3b6726bc4df91c7f87e7ddd149c1fe80d8a903326a1d010417916a92a37228d86debdb79fff072f93849d7bd70e9
ripemd-160
69b1bbb35c0bbc41e02325c2bcb057e0bf2eb0fc
Diameter
262491542
Circumference
824641499.97666
Area
5.4115354731516E+16
Volume
9.4698819395685E+24
Surface area
2.1646141892607E+17
Circumference
824641499.97666
Perimeter
524983084
Area
17225452405384441
Diagonal
185609549.35231
Surface area
103352714432306646
Volume
2.2607677817685E+24
Space diagonal
227324343.65055
Perimeter
393737313
Area
7.4588396873713E+15
Altitude
113662171.82527
Surface area
7.4588396873713E+15
Volume
2.6643403819609E+23
Height
61869849.784104