128545188 (number)

128545188 is an even 9-digits composite number following 128545187 and preceding 128545189. In scientific notation, it is written as 1.28545188 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 41215264 positive integers (up to 128545188) that are relatively prime to 128545188.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred forty-five thousand one hundred eighty-eight

Notation

Scientific notation 1.28545188 × 10^8
Engineering notation 1.28545188 × 10^6

Prime Factorization of 128545188

Prime Factorization 2 × 2 × 3 × 59 × 47 × 3863

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64272594
Product of the distinct prime numbers

The prime factorization of 128545188 is 2 × 2 × 3 × 59 × 47 × 3863. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128545188)

Multiplication

n×y
n×2 257090376
n×3 385635564
n×4 514180752
n×5 642725940

Division

n÷y
n÷2 64272594
n÷3 42848396
n÷3 32136297
n÷5 25709037.6

Exponentiation

ny
n2 16523865357955344
n3 2.1240633789251E+24
n4 2.7303812636784E+32
n5 3.5097737285121E+40

Nth Root

y√n
2√n 11337.777030794
3√n 504.6829209098
4√n 106.47899807377
5√n 41.861150939617

Divisors of 128545188

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 -128545187
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 128545188 can be divided by 48 positive divisors. The sum of these divisors (counting 128545188) is 1, the average is 0.020833333333333.

Base conversion 128545188

Base System Value
2 Binary 111101010010111000110100100
3 Ternary 22221212202211220
4 Quaternary 13222113012210
5 Quinary 230401421223
6 Senary 20431100340
8 Octal 752270644
10 Decimal 128545188
12 Duodecimal 370716b0
16 Hexadecimal 7a971a4
20 Vigesimal 20382j8
36 Base36 24j63o

Cryptographic Hash Functions

md5 874b21429674a3188679b02081dfe674
sha1 fc0c5c66e85f8f2ed50d58a395f9b4e064a8938b
sha256 8eb431f75de923b2634665d712beafd5167972f049bfc2d8f9ddcdc26ed077bf
sha512 78fff8a4b187615bb6fcc450150966b745771232eef1e3628eb9f12e061a6c8199a99ece62b79227b58bc7e3d0fbe6f043709a5173b7edad4d3859bc22663e5b
ripemd-160 1f376196f82a82cbb9f11d965d10420ed9bd730a

128545188 as geometric shapes

Circle

Radius = n
Diameter 257090376
Circumference 807673236.55024
Area 5.1911254017459E+16

Sphere

Radius = n
Volume 8.8972558759868E+24
Surface area 2.0764501606984E+17
Circumference 807673236.55024

Square

Length = n
Perimeter 514180752
Area 16523865357955344
Diagonal 181790348.2474

Cube

Length = n
Surface area 99143192147732064
Volume 2.1240633789251E+24
Space diagonal 222646796.68449

Equilateral Triangle

Length = n
Perimeter 385635564
Area 7.1550435843515E+15
Altitude 111323398.34225

Triangular Pyramid

Length = n
Surface area 7.1550435843515E+15
Volume 2.5032326981799E+23
Height 60596782.749133