128532131 is an odd 9-digits composite number following 128532130
and preceding 128532132 . In scientific notation, it is written as 1.28532131 × 10^8.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 95022720 positive integers (up to 128532131) that are relatively prime to 128532131.
128532131 has 16 divisors, whose sum is 149514240
The reverse of 128532131 is 131235821
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-eight million five hundred thirty-two thousand one hundred thirty-one
Scientific notation
1.28532131 × 10^8
Engineering notation
1.28532131 × 10^6
Prime Factorization
7 × 247 × 79 × 941
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128532131
Product of the distinct prime numbers
The prime factorization of 128532131 is 7 × 247 × 79 × 941.
Since it has a total of 4 prime factors.
7 , 3 , 80 , 84 , 716 , 204 , 3011 , 2293 , 80422 , 50203 , 155943 , 787740 , 4755546 , 9898256 , 70242148 , 92330056 , 845135436 , 200268511 , 1151460757 , 2282941052
n×2
257064262
n×3
385596393
n×4
514128524
n×5
642660655
n÷2
64266065.5
n÷3
42844043.666667
n÷3
32133032.75
n÷5
25706426.2
n2
16520508699401161
n3
2.1234161883381E+24
n4
2.7292720768699E+32
n5
3.5079915611888E+40
2 √n
11337.201197827
3 √n
504.66583257916
4 √n
106.47629406505
5 √n
41.860300494314
1 , 7 , 79 , 247 , 553 , 941 , 1729 , 6587 , 19513 , 74339 , 136591 , 232427 , 520373 , 1626989 , 18361733 , 128532131
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
-128532130
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 128532131 can be divided by 16 positive divisors.
The sum of these divisors (counting 128532131) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101010010011111010100011
3
Ternary
22221212002221022
4
Quaternary
13222103322203
5
Quinary
230401012011
6
Senary
20430520055
8
Octal
752237243
10
Decimal
128532131
12
Duodecimal
3706602b
16
Hexadecimal
7a93ea3
20
Vigesimal
2036a6b
36
Base36
24iw0z
md5
ca0e2c79af053a6b3cf8d35ba1c5ebfc
sha1
eefe2b94f952ce30f769b067e662e57b6c55bb23
sha256
2f33165e3e41932421910fb4cc064055b5c4df296bd0f9c22c54aa4041a9c64a
sha512
19a1f0a5358c51d0f384bd9587ce015a4d7bcc1cc8f326f69e92a1bdd5a51b43ca11da205d8c0b11d3440788a4d7408e2f53a97f2e78a694e3f7a9e83f09454f
ripemd-160
a82b4f40d2abc1b7278cf4ad78f2a1865ef52ef5
Diameter
257064262
Circumference
807591196.99968
Area
5.1900708763605E+16
Volume
8.8945449303954E+24
Surface area
2.0760283505442E+17
Circumference
807591196.99968
Perimeter
514128524
Area
16520508699401161
Diagonal
181771882.86092
Surface area
99123052196406966
Volume
2.1234161883381E+24
Space diagonal
222624181.2971
Perimeter
385596393
Area
7.1535901085616E+15
Altitude
111312090.64855
Surface area
7.1535901085616E+15
Volume
2.5024699767586E+23
Height
60590627.620305