128528909 (number)

128528909 is an odd 9-digits prime number following 128528908 and preceding 128528910. In scientific notation, it is written as 1.28528909 × 10^8. The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors. There are 128528908 positive integers (up to 128528909) that are relatively prime to 128528909.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred twenty-eight thousand nine hundred nine

Notation

Scientific notation 1.28528909 × 10^8
Engineering notation 1.28528909 × 10^6

Prime Factorization of 128528909

Prime Factorization 128528909

Composite number
ω Distinct Factors 1
Total number of distinct prime factors
Ω Total Factors 1
Total number of prime factors
rad Radical 128528909
Product of the distinct prime numbers

The prime factorization of 128528909 is 128528909. Since it has a total of 1 prime factors.

Most popular turbo-numbers

10, 8, 91, 37, 926, 197, 7428, 160, 30298, 40401, 9035, 392443, 4925922, 3484961, 64364627, 21324045, 192401118, 281188019, 1692126916, 8101805388

Basic calculations (n = 128528909)

Multiplication

n×y
n×2 257057818
n×3 385586727
n×4 514115636
n×5 642644545

Division

n÷y
n÷2 64264454.5
n÷3 42842969.666667
n÷3 32132227.25
n÷5 25705781.8

Exponentiation

ny
n2 16519680448730281
n3 2.1232565051039E+24
n4 2.7289984212816E+32
n5 3.5075518975005E+40

Nth Root

y√n
2√n 11337.059098373
3√n 504.66161561311
4√n 106.47562678084
5√n 41.860090624238

Divisors of 128528909

1, 128528909

2 divisors

τ Total Divisors 2
Total number of the positive divisors of n
σ Sum of Divisors 128528910
Sum of all the positive divisors of n
s Aliquot Sum 1
Sum of the proper positive divisors of n
A Arithmetic Mean 64264455
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 11337.059142476
Returns the nth root of the product of n divisors
H Harmonic Mean 1.9999999844393
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128528909 can be divided by 2 positive divisors. The sum of these divisors (counting 128528909) is 128528910, the average is 64264455.

Base conversion 128528909

Base System Value
2 Binary 111101010010011001000001101
3 Ternary 22221211221111222
4 Quaternary 13222103020031
5 Quinary 230400411114
6 Senary 20430453125
8 Octal 752231015
10 Decimal 128528909
12 Duodecimal 370641a5
16 Hexadecimal 7a9320d
20 Vigesimal 2036259
36 Base36 24itjh

Cryptographic Hash Functions

md5 668f3d3b96bce13dfb6f8ddadfec466c
sha1 ed38a51857887217217eb0dc50a2ba1b4a92366e
sha256 1db2bc0bc1a775b5e32c9d4016d283045bc37f1c2e2ece67aa53dd7e5b5e3680
sha512 acb0989755641decd9059f22998d8cb293e792f8730d8df085d63d90339b906655527a5865715daefccc34d6ae4035337a8ae99d638bfbcfda66aa3b97a14393
ripemd-160 32dab4d28bf1683c6296750c6506e0653ae19e1d

128528909 as geometric shapes

Circle

Radius = n
Diameter 257057818
Circumference 807570952.57662
Area 5.1898106737382E+16

Sphere

Radius = n
Volume 8.8938760508283E+24
Surface area 2.0759242694953E+17
Circumference 807570952.57662

Square

Length = n
Perimeter 514115636
Area 16519680448730281
Diagonal 181767326.26482

Cube

Length = n
Surface area 99118082692381686
Volume 2.1232565051039E+24
Space diagonal 222618600.6294

Equilateral Triangle

Length = n
Perimeter 385586727
Area 7.1532314655008E+15
Altitude 111309300.3147

Triangular Pyramid

Length = n
Surface area 7.1532314655008E+15
Volume 2.5022817882624E+23
Height 60589108.754939