131820149 is an odd 9-digits composite number following 131820148
and preceding 131820150 . In scientific notation, it is written as 1.31820149 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 131395980 positive integers (up to 131820149) that are relatively prime to 131820149.
131820149 has 4 divisors, whose sum is 132244320
The reverse of 131820149 is 941028131
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred thirty-one million eight hundred twenty thousand one hundred forty-nine
Scientific notation
1.31820149 × 10^8
Engineering notation
1.31820149 × 10^6
Prime Factorization
311 × 423859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131820149
Product of the distinct prime numbers
The prime factorization of 131820149 is 311 × 423859.
Since it has a total of 2 prime factors.
8 , 1 , 26 , 94 , 888 , 233 , 7668 , 7699 , 14293 , 17186 , 657150 , 448211 , 675609 , 1485174 , 53059398 , 58426211 , 38661670 , 303606083 , 4681786994 , 9323745677
n×2
263640298
n×3
395460447
n×4
527280596
n×5
659100745
n÷2
65910074.5
n÷3
43940049.666667
n÷3
32955037.25
n÷5
26364029.8
n2
17376551682382201
n3
2.2905796318778E+24
n4
3.019445483705E+32
n5
3.9802375355937E+40
2 √n
11481.295615043
3 √n
508.93298510575
4 √n
107.1508078133
5 √n
42.072310176814
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
-131820148
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 131820149 can be divided by 4 positive divisors.
The sum of these divisors (counting 131820149) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110110110101001110101
3
Ternary
100012001011020202
4
Quaternary
13312312221311
5
Quinary
232221221044
6
Senary
21025210245
8
Octal
766665165
10
Decimal
131820149
12
Duodecimal
38190985
16
Hexadecimal
7db6a75
20
Vigesimal
213ha79
36
Base36
26hd2t
md5
630863009a363feb6c16c081311b90db
sha1
b77f818b10e8b8a2fff83cda2a4476d837e1811e
sha256
5556e718d908339078f43e3bee09938ba6cae89b9fc9045367bb7a527f414a46
sha512
f822fa9a89b697dc513cd0a80a1a0e1f04ca8c2db545c820ad56a8e6aab4524c21ac12b3e6517d16e1af3c48443a4308f7b2c8b8771ccc7cf512610cce4f217c
ripemd-160
f1821f6ce5677cc6ceba7bba9473d5ebf5b8ff85
Diameter
263640298
Circumference
828250423.38702
Area
5.4590047110095E+16
Volume
9.594757525293E+24
Surface area
2.1836018844038E+17
Circumference
828250423.38702
Perimeter
527280596
Area
17376551682382201
Diagonal
186421842.50984
Surface area
104259310094293206
Volume
2.2905796318778E+24
Space diagonal
228319195.5293
Perimeter
395460447
Area
7.5242675935581E+15
Altitude
114159597.76465
Surface area
7.5242675935581E+15
Volume
2.6994739842477E+23
Height
62140614.169947