131445869 is an odd 9-digits composite number following 131445868
and preceding 131445870 . In scientific notation, it is written as 1.31445869 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 131388060 positive integers (up to 131445869) that are relatively prime to 131445869.
131445869 has 4 divisors, whose sum is 131503680
The reverse of 131445869 is 968544131
Previous prime number is 2371
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred thirty-one million four hundred forty-five thousand eight hundred sixty-nine
Scientific notation
1.31445869 × 10^8
Engineering notation
1.31445869 × 10^6
Prime Factorization
2371 × 55439
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131445869
Product of the distinct prime numbers
The prime factorization of 131445869 is 2371 × 55439.
Since it has a total of 2 prime factors.
3 , 8 , 4 , 95 , 853 , 114 , 4433 , 1957 , 57134 , 40859 , 279226 , 993495 , 2643927 , 1736471 , 48643176 , 3973837 , 915063959 , 928179999 , 1964841800 , 4029990555
n×2
262891738
n×3
394337607
n×4
525783476
n×5
657229345
n÷2
65722934.5
n÷3
43815289.666667
n÷3
32861467.25
n÷5
26289173.8
n2
17278016477165161
n3
2.2711238904373E+24
n4
2.9852985338519E+32
n5
3.9240516000659E+40
2 √n
11464.984474477
3 √n
508.45085344032
4 √n
107.07466775329
5 √n
42.048391619553
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
-131445868
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 131445869 can be divided by 4 positive divisors.
The sum of these divisors (counting 131445869) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101011011010001101101
3
Ternary
100011100010211112
4
Quaternary
13311123101231
5
Quinary
232122231434
6
Senary
21013201405
8
Octal
765332155
10
Decimal
131445869
12
Duodecimal
38030265
16
Hexadecimal
7d5b46d
20
Vigesimal
211aed9
36
Base36
269ca5
md5
bcb3a1ad7eb3536782903776b3277d14
sha1
149cc9c71ed87549bb9e0f76fe5223b2a4f0e14b
sha256
cc1f56d52970838bcd59a5474bd6db7370eaf01ac44e7244f6b47a17c6eac938
sha512
bf40f9d7f0d68a332356f376c2939e33116bfec4eab4fb43d34bce85a8766fb4c2fd6567db1971f28c3b8c221bed42c7a8f98a75a6d3e3449017131d7685de45
ripemd-160
6ca53cdbfdee9587bc2ba8adc4e2264bf6aa7818
Diameter
262891738
Circumference
825898752.79025
Area
5.4280489633265E+16
Volume
9.5132615061201E+24
Surface area
2.1712195853306E+17
Circumference
825898752.79025
Perimeter
525783476
Area
17278016477165161
Diagonal
185892530.65772
Surface area
103668098862990966
Volume
2.2711238904373E+24
Space diagonal
227670923.55304
Perimeter
394337607
Area
7.4816005981156E+15
Altitude
113835461.77652
Surface area
7.4816005981156E+15
Volume
2.6765451730716E+23
Height
61964176.885906