128529420 (number)

128529420 is an even 9-digits composite number following 128529419 and preceding 128529421. In scientific notation, it is written as 1.28529420 × 10^8. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 34127296 positive integers (up to 128529420) that are relatively prime to 128529420.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.28529420 × 10^8
Engineering notation 1.28529420 × 10^6

Prime Factorization of 128529420

Prime Factorization 2 × 2 × 3 × 5 × 239 × 8963

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64264710
Product of the distinct prime numbers

The prime factorization of 128529420 is 2 × 2 × 3 × 5 × 239 × 8963. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128529420)

Multiplication

n×y
n×2 257058840
n×3 385588260
n×4 514117680
n×5 642647100

Division

n÷y
n÷2 64264710
n÷3 42843140
n÷3 32132355
n÷5 25705884

Exponentiation

ny
n2 16519811805536400
n3 2.1232818298747E+24
n4 2.7290418209034E+32
n5 3.5076216239646E+40

Nth Root

y√n
2√n 11337.081635059
3√n 504.66228441658
4√n 106.47573261105
5√n 41.860123909314

Divisors of 128529420

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128529419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128529420 can be divided by 48 positive divisors. The sum of these divisors (counting 128529420) is 1, the average is 0.020833333333333.

Base conversion 128529420

Base System Value
2 Binary 111101010010011010000001100
3 Ternary 22221211222012220
4 Quaternary 13222103100030
5 Quinary 230400420140
6 Senary 20430455340
8 Octal 752232014
10 Decimal 128529420
12 Duodecimal 37064550
16 Hexadecimal 7a9340c
20 Vigesimal 20363b0
36 Base36 24itxo

Cryptographic Hash Functions

md5 437e8ea9449447f37c66f2009fd87d19
sha1 ff73009139f08bdce237e3123632240320ccd8c6
sha256 434110e5ebd4750610e79140870c3ca21a142cb551c5287b78e2bff7e51cc822
sha512 19f57f8dd3f6325a2fd35453c44abd6944354081f4d2a13d96504d0aa97f777e43c63cc97421386e0870dc01baa76dc05d67b41c43eff1c66d330cc277c11542
ripemd-160 140c400f5520b36743b9c5a2bb4228c400c6f4f6

128529420 as geometric shapes

Circle

Radius = n
Diameter 257058840
Circumference 807574163.28431
Area 5.1898519406959E+16

Sphere

Radius = n
Volume 8.8939821309803E+24
Surface area 2.0759407762784E+17
Circumference 807574163.28431

Square

Length = n
Perimeter 514117680
Area 16519811805536400
Diagonal 181768048.92795

Cube

Length = n
Surface area 99118870833218400
Volume 2.1232818298747E+24
Space diagonal 222619485.70736

Equilateral Triangle

Length = n
Perimeter 385588260
Area 7.1532883446663E+15
Altitude 111309742.85368

Triangular Pyramid

Length = n
Surface area 7.1532883446663E+15
Volume 2.502311633791E+23
Height 60589349.642649