128545132 is an even 9-digits composite number following 128545131
and preceding 128545133 . In scientific notation, it is written as 1.28545132 × 10^8.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 64016000 positive integers (up to 128545132) that are relatively prime to 128545132.
128545132 has 12 divisors, whose sum is 225851976
The reverse of 128545132 is 231545821
Previous prime number is 251
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-eight million five hundred forty-five thousand one hundred thirty-two
Scientific notation
1.28545132 × 10^8
Engineering notation
1.28545132 × 10^6
Prime Factorization
2 × 2 × 251 × 128033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64272566
Product of the distinct prime numbers
The prime factorization of 128545132 is 2 × 2 × 251 × 128033.
Since it has a total of 4 prime factors.
3 , 3 , 56 , 64 , 170 , 895 , 9838 , 4949 , 62232 , 26189 , 672875 , 626098 , 5845324 , 1908444 , 45182664 , 28832064 , 241419099 , 374039701 , 7366938404 , 5933341048
n×2
257090264
n×3
385635396
n×4
514180528
n×5
642725660
n÷2
64272566
n÷3
42848377.333333
n÷3
32136283
n÷5
25709026.4
n2
16523850960897424
n3
2.1240606029169E+24
n4
2.7303765057795E+32
n5
3.5097660834513E+40
2 √n
11337.774561174
3 √n
504.68284762235
4 √n
106.47898647702
5 √n
41.861147292301
1 , 2 , 4 , 251 , 502 , 1004 , 128033 , 256066 , 512132 , 32136283 , 64272566 , 128545132
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128545131
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128545132 can be divided by 12 positive divisors.
The sum of these divisors (counting 128545132) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101010010111000101101100
3
Ternary
22221212202202211
4
Quaternary
13222113011230
5
Quinary
230401421012
6
Senary
20431100204
8
Octal
752270554
10
Decimal
128545132
12
Duodecimal
37071664
16
Hexadecimal
7a9716c
20
Vigesimal
20382gc
36
Base36
24j624
md5
024cafaa396f09b38ad382417d3336a6
sha1
038809e3967c3a64ae0952eb51d1dc08dc83ba93
sha256
2f51411bdad2e31efdc5ea6c8b3220558e878a11d292c35e94a5c1cf2aef7919
sha512
653e4f9fe234621e60e4e714087cd897747dd59d7944ce9b158e22a350e84de91d2507174a031195b4f4f27d40f5227f70cbba757951c37913b7aeeecb12dd39
ripemd-160
2476dfbde7c38d1f4c516ed6dcb39c05dd6dfc27
Diameter
257090264
Circumference
807672884.69186
Area
5.1911208787768E+16
Volume
8.8972442478709E+24
Surface area
2.0764483515107E+17
Circumference
807672884.69186
Perimeter
514180528
Area
16523850960897424
Diagonal
181790269.05144
Surface area
99143105765384544
Volume
2.1240606029169E+24
Space diagonal
222646699.68965
Perimeter
385635396
Area
7.1550373502425E+15
Altitude
111323349.84482
Surface area
7.1550373502425E+15
Volume
2.5032294266229E+23
Height
60596756.35048