128688004 (number)

128688004 is an even 9-digits composite number following 128688003 and preceding 128688005. In scientific notation, it is written as 1.28688004 × 10^8. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 64098824 positive integers (up to 128688004) that are relatively prime to 128688004.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.28688004 × 10^8
Engineering notation 1.28688004 × 10^6

Prime Factorization of 128688004

Prime Factorization 2 × 2 × 263 × 122327

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 64344002
Product of the distinct prime numbers

The prime factorization of 128688004 is 2 × 2 × 263 × 122327. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 8, 89, 35, 14, 610, 1670, 2813, 82273, 15575, 22296, 592825, 5579669, 459782, 24344179, 9079328, 497413512, 653980872, 4827378557, 9473285339

Basic calculations (n = 128688004)

Multiplication

n×y
n×2 257376008
n×3 386064012
n×4 514752016
n×5 643440020

Division

n÷y
n÷2 64344002
n÷3 42896001.333333
n÷3 32172001
n÷5 25737600.8

Exponentiation

ny
n2 16560602373504016
n3 2.1311508644839E+24
n4 2.7425355097331E+32
n5 3.5293142064667E+40

Nth Root

y√n
2√n 11344.073518803
3√n 504.86975564797
4√n 106.50856077707
5√n 41.870448505917

Divisors of 128688004

1, 2, 4, 263, 526, 1052, 122327, 244654, 489308, 32172001, 64344002, 128688004

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128688003
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128688004 can be divided by 12 positive divisors. The sum of these divisors (counting 128688004) is 1, the average is 0.083333333333333.

Base conversion 128688004

Base System Value
2 Binary 111101010111001111110000100
3 Ternary 22222011000202101
4 Quaternary 13222321332010
5 Quinary 230421004004
6 Senary 20434121444
8 Octal 752717604
10 Decimal 128688004
12 Duodecimal 37120284
16 Hexadecimal 7ab9f84
20 Vigesimal 2046004
36 Base36 24m8as

Cryptographic Hash Functions

md5 c4630ba2471d64e98163d809451bc616
sha1 4241e9b3825f75f6582922e8cbe423743c0f2dbc
sha256 66bf60b0a27f5fb46833f6bdb7eb05b91be7371c41058b00a789ea989d1eda9d
sha512 783c8a5aaef5f50e1b51831cb3e1988753854afebb4c28f484ba5bb71f5267e65984c7906ff6f8b37ae15c6933cd0fbe705aae607a0e82ba86f7e0785608c456
ripemd-160 17a11957622e02174d52e7c7656072dbab2715aa

128688004 as geometric shapes

Circle

Radius = n
Diameter 257376008
Circumference 808570575.94307
Area 5.2026666755622E+16

Sphere

Radius = n
Volume 8.9269438660722E+24
Surface area 2.0810666702249E+17
Circumference 808570575.94307

Square

Length = n
Perimeter 514752016
Area 16560602373504016
Diagonal 181992320.57152

Cube

Length = n
Surface area 99363614241024096
Volume 2.1311508644839E+24
Space diagonal 222894161.25263

Equilateral Triangle

Length = n
Perimeter 386064012
Area 7.1709511787137E+15
Altitude 111447080.62631

Triangular Pyramid

Length = n
Surface area 7.1709511787137E+15
Volume 2.5115853800136E+23
Height 60664106.857174