128511680 (number)

128511680 is an even 9-digits composite number following 128511679 and preceding 128511681. In scientific notation, it is written as 1.28511680 × 10^8. The sum of its digits is 32. It has a total of 10 prime factors and 84 positive divisors. There are 46717440 positive integers (up to 128511680) that are relatively prime to 128511680.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred eleven thousand six hundred eighty

Notation

Scientific notation 1.28511680 × 10^8
Engineering notation 1.28511680 × 10^6

Prime Factorization of 128511680

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 3319

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 365090
Product of the distinct prime numbers

The prime factorization of 128511680 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 3319. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128511680)

Multiplication

n×y
n×2 257023360
n×3 385535040
n×4 514046720
n×5 642558400

Division

n÷y
n÷2 64255840
n÷3 42837226.666667
n÷3 32127920
n÷5 25702336

Exponentiation

ny
n2 16515251896422400
n3 2.1224027668324E+24
n4 2.7275354520228E+32
n5 3.5052016319901E+40

Nth Root

y√n
2√n 11336.299219763
3√n 504.63906503524
4√n 106.4720583992
5√n 41.858968314587

Divisors of 128511680

84 divisors

τ Total Divisors 84
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128511679
Sum of the proper positive divisors of n
A Arithmetic Mean 0.011904761904762
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 84
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128511680 can be divided by 84 positive divisors. The sum of these divisors (counting 128511680) is 1, the average is 0.011904761904762.

Base conversion 128511680

Base System Value
2 Binary 111101010001110111011000000
3 Ternary 22221211001212212
4 Quaternary 13222032323000
5 Quinary 230344333210
6 Senary 20430241252
8 Octal 752167300
10 Decimal 128511680
12 Duodecimal 37056228
16 Hexadecimal 7a8eec0
20 Vigesimal 2033j40
36 Base36 24ig8w

Cryptographic Hash Functions

md5 d05b8f868145025058546cae86387fd7
sha1 d20a2a56b68b473f99c90a95873cb0e6877c99d1
sha256 5627475301dee408fbabcb77c25dec1ff37183f6db9109d79a824c90eca774b7
sha512 e36aba5c7d38f5e9b10c2f37aad6316d4a195be0d3b47bc7f784320e2461203414d779458319834ed9273b71b29c3ed5db639842ab9e2b9f61d9ab41cd925fff
ripemd-160 56e91cd1f2d061c143ae13bf7e835427bb4d607c

128511680 as geometric shapes

Circle

Radius = n
Diameter 257023360
Circumference 807462699.57696
Area 5.1884194029986E+16

Sphere

Radius = n
Volume 8.8902999203192E+24
Surface area 2.0753677611994E+17
Circumference 807462699.57696

Square

Length = n
Perimeter 514046720
Area 16515251896422400
Diagonal 181742960.77935

Cube

Length = n
Surface area 99091511378534400
Volume 2.1224027668324E+24
Space diagonal 222588759.12603

Equilateral Triangle

Length = n
Perimeter 385535040
Area 7.1513138461005E+15
Altitude 111294379.56302

Triangular Pyramid

Length = n
Surface area 7.1513138461005E+15
Volume 2.5012756480605E+23
Height 60580986.92645