128698888 (number)

128698888 is an even 9-digits composite number following 128698887 and preceding 128698889. In scientific notation, it is written as 1.28698888 × 10^8. The sum of its digits is 58. It has a total of 4 prime factors and 8 positive divisors. There are 64349440 positive integers (up to 128698888) that are relatively prime to 128698888.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million six hundred ninety-eight thousand eight hundred eighty-eight

Notation

Scientific notation 1.28698888 × 10^8
Engineering notation 1.28698888 × 10^6

Prime Factorization of 128698888

Prime Factorization 2 × 2 × 2 × 16087361

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 32174722
Product of the distinct prime numbers

The prime factorization of 128698888 is 2 × 2 × 2 × 16087361. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128698888)

Multiplication

n×y
n×2 257397776
n×3 386096664
n×4 514795552
n×5 643494440

Division

n÷y
n÷2 64349444
n÷3 42899629.333333
n÷3 32174722
n÷5 25739777.6

Exponentiation

ny
n2 16563403772436544
n3 2.1316916470076E+24
n4 2.7434634452877E+32
n5 3.5308069467717E+40

Nth Root

y√n
2√n 11344.553230516
3√n 504.8839886439
4√n 106.51081273991
5√n 41.871156734394

Divisors of 128698888

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128698887
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128698888 can be divided by 8 positive divisors. The sum of these divisors (counting 128698888) is 1, the average is 0.125.

Base conversion 128698888

Base System Value
2 Binary 111101010111100101000001000
3 Ternary 22222011120200111
4 Quaternary 13222330220020
5 Quinary 230421331023
6 Senary 20434244104
8 Octal 752745010
10 Decimal 128698888
12 Duodecimal 37126634
16 Hexadecimal 7abca08
20 Vigesimal 2047748
36 Base36 24mgp4

Cryptographic Hash Functions

md5 b22db9969be0a89cec92c442116f17f6
sha1 5df78b45ce82f18d499345d2c09f5cc659211535
sha256 5e158675793dd950e368cfe37f394b3c93139a5ad94df2a5514c42ad25cf90d7
sha512 05c4edbe6ae2a500786b850d2c596e66b9146b17e01208f23cbca3c29bdfcc533c8fb0be8abb443af23b7c6edb7fbc0bd5dec80f8f121566ff1d9dbc5281f572
ripemd-160 c11fd1cc14ab16fcc57700665a60348832e0e73d

128698888 as geometric shapes

Circle

Radius = n
Diameter 257397776
Circumference 808638962.13195
Area 5.2035467609928E+16

Sphere

Radius = n
Volume 8.9292090906104E+24
Surface area 2.0814187043971E+17
Circumference 808638962.13195

Square

Length = n
Perimeter 514795552
Area 16563403772436544
Diagonal 182007712.87194

Cube

Length = n
Surface area 99380422634619264
Volume 2.1316916470076E+24
Space diagonal 222913012.89362

Equilateral Triangle

Length = n
Perimeter 386096664
Area 7.1721642200345E+15
Altitude 111456506.44681

Triangular Pyramid

Length = n
Surface area 7.1721642200345E+15
Volume 2.5122226983296E+23
Height 60669237.623979