128528992 is an even 9-digits composite number following 128528991
and preceding 128528993 . In scientific notation, it is written as 1.28528992 × 10^8.
The sum of its digits is 46. It has a total of 7 prime factors and 24 positive divisors.
There are 63852672 positive integers (up to 128528992) that are relatively prime to 128528992.
128528992 has 24 divisors, whose sum is 254663136
The reverse of 128528992 is 299825821
Previous prime number is 157
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-eight million five hundred twenty-eight thousand nine hundred ninety-two
Scientific notation
1.28528992 × 10^8
Engineering notation
1.28528992 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 157 × 25583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
8033062
Product of the distinct prime numbers
The prime factorization of 128528992 is 2 × 2 × 2 × 2 × 2 × 157 × 25583.
Since it has a total of 7 prime factors.
9 , 10 , 92 , 24 , 3 , 666 , 885 , 600 , 38304 , 55553 , 971025 , 391532 , 7657760 , 1951415 , 87277377 , 68216673 , 985810656 , 967974884 , 3140701879 , 2217998870
n×2
257057984
n×3
385586976
n×4
514115968
n×5
642644960
n÷2
64264496
n÷3
42842997.333333
n÷3
32132248
n÷5
25705798.4
n2
16519701784536064
n3
2.123260618507E+24
n4
2.7290054705E+32
n5
3.5075632228586E+40
2 √n
11337.062758934
3 √n
504.66172424471
4 √n
106.4756439705
5 √n
41.860096030628
1 , 2 , 4 , 8 , 16 , 32 , 157 , 314 , 628 , 1256 , 2512 , 5024 , 25583 , 51166 , 102332 , 204664 , 409328 , 818656 , 4016531 , 8033062 , 16066124 , 32132248 , 64264496 , 128528992
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128528991
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128528992 can be divided by 24 positive divisors.
The sum of these divisors (counting 128528992) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101010010011001001100000
3
Ternary
22221211221122001
4
Quaternary
13222103021200
5
Quinary
230400411432
6
Senary
20430453344
8
Octal
752231140
10
Decimal
128528992
12
Duodecimal
37064254
16
Hexadecimal
7a93260
20
Vigesimal
203629c
36
Base36
24itls
md5
965ca457ee066384789bc416bac7ee5d
sha1
eb7dc3ffe53453971dd673757595679003af8d3a
sha256
610fb71e2b32d0df7d7e6ffdc02cdb29c0609c21eeec2e62b3fbc40cd206f917
sha512
0353e2881bf235d213a7a61e462d2cb8ab48430878f62fe9d40084a09c9e9a690e5e18cd8b44ebc81ced807e498dba240dd204bdac22596468cbf143f6b1dd8c
ripemd-160
68256476a20e827ffce8acdac8110825339a758c
Diameter
257057984
Circumference
807571474.081
Area
5.1898173765793E+16
Volume
8.8938932810109E+24
Surface area
2.0759269506317E+17
Circumference
807571474.081
Perimeter
514115968
Area
16519701784536064
Diagonal
181767443.64454
Surface area
99118210707216384
Volume
2.123260618507E+24
Space diagonal
222618744.38961
Perimeter
385586976
Area
7.1532407041757E+15
Altitude
111309372.19481
Surface area
7.1532407041757E+15
Volume
2.5022866359544E+23
Height
60589147.881514