128428260 (number)

128428260 is an even 9-digits composite number following 128428259 and preceding 128428261. In scientific notation, it is written as 1.28428260 × 10^8. The sum of its digits is 33. It has a total of 5 prime factors and 24 positive divisors. There are 34187904 positive integers (up to 128428260) that are relatively prime to 128428260.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred twenty-eight thousand two hundred sixty

Notation

Scientific notation 1.28428260 × 10^8
Engineering notation 1.28428260 × 10^6

Prime Factorization of 128428260

Prime Factorization 2 × 2 × 15 × 709 × 3019

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 64214130
Product of the distinct prime numbers

The prime factorization of 128428260 is 2 × 2 × 15 × 709 × 3019. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 7, 63, 94, 314, 33, 2673, 26, 4530, 53714, 674539, 659289, 2833162, 6870808, 56860036, 53037363, 695387800, 285649988, 6629293112, 8969258404

Basic calculations (n = 128428260)

Multiplication

n×y
n×2 256856520
n×3 385284780
n×4 513713040
n×5 642141300

Division

n÷y
n÷2 64214130
n÷3 42809420
n÷3 32107065
n÷5 25685652

Exponentiation

ny
n2 16493817966627600
n3 2.1182723422107E+24
n4 2.7204603111625E+32
n5 3.4938398416166E+40

Nth Root

y√n
2√n 11332.619291232
3√n 504.52985031169
4√n 106.45477580283
5√n 41.853532571853

Divisors of 128428260

1, 2, 4, 15, 30, 60, 709, 1418, 2836, 3019, 6038, 10635, 12076, 21270, 42540, 45285, 90570, 181140, 2140471, 4280942, 8561884, 32107065, 64214130, 128428260

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 -128428259
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 128428260 can be divided by 24 positive divisors. The sum of these divisors (counting 128428260) is 1, the average is 0.041666666666667.

Base conversion 128428260

Base System Value
2 Binary 111101001111010100011100100
3 Ternary 22221122211110020
4 Quaternary 13221322203210
5 Quinary 230334201020
6 Senary 20424355140
8 Octal 751724344
10 Decimal 128428260
12 Duodecimal 37015ab0
16 Hexadecimal 7a7a8e4
20 Vigesimal 202dad0
36 Base36 24gnvo

Cryptographic Hash Functions

md5 937e2fea09b9ad2e8651397cbb6f13fa
sha1 0025bfdc79b946c4b46d1a3d7833851259a0c80b
sha256 5977cb19cf928b1a3b1ad17b351e72e91aaea2bfa93261b95b20bc2e30d6eefb
sha512 cc7b49d7fd0986d2041ace443cb9ffa3449c42345eb70364a9b767dede509f666338e18b727bd01670f22533202b609f328277e6b1da6b73e04d7f19d7ea816a
ripemd-160 b4269dd33e61e50d294c01a544ce2d3e75bcea0a

128428260 as geometric shapes

Circle

Radius = n
Diameter 256856520
Circumference 806938556.25864
Area 5.1816857353605E+16

Sphere

Radius = n
Volume 8.8729984381222E+24
Surface area 2.0726742941442E+17
Circumference 806938556.25864

Square

Length = n
Perimeter 513713040
Area 16493817966627600
Diagonal 181624987.08398

Cube

Length = n
Surface area 98962907799765600
Volume 2.1182723422107E+24
Space diagonal 222444271.44767

Equilateral Triangle

Length = n
Perimeter 385284780
Area 7.1420326822478E+15
Altitude 111222135.72383

Triangular Pyramid

Length = n
Surface area 7.1420326822478E+15
Volume 2.4964078959619E+23
Height 60541662.361326