128678424 (number)

128678424 is an even 9-digits composite number following 128678423 and preceding 128678425. In scientific notation, it is written as 1.28678424 × 10^8. The sum of its digits is 42. It has a total of 7 prime factors and 64 positive divisors. There are 36422784 positive integers (up to 128678424) that are relatively prime to 128678424.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.28678424 × 10^8
Engineering notation 1.28678424 × 10^6

Prime Factorization of 128678424

Prime Factorization 2 × 2 × 2 × 3 × 7 × 109 × 7027

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 32169606
Product of the distinct prime numbers

The prime factorization of 128678424 is 2 × 2 × 2 × 3 × 7 × 109 × 7027. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 2, 99, 73, 969, 781, 5202, 8933, 86389, 43593, 945836, 291888, 8830550, 1865353, 43521852, 73899036, 182239251, 3315793, 9604617405, 6024824022

Basic calculations (n = 128678424)

Multiplication

n×y
n×2 257356848
n×3 386035272
n×4 514713696
n×5 643392120

Division

n÷y
n÷2 64339212
n÷3 42892808
n÷3 32169606
n÷5 25735684.8

Exponentiation

ny
n2 16558136803123776
n3 2.1306749482024E+24
n4 2.7417189439096E+32
n5 3.5280007275323E+40

Nth Root

y√n
2√n 11343.651264033
3√n 504.85722722746
4√n 106.5065785012
5√n 41.869825089858

Divisors of 128678424

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 109, 168, 218, 327, 436, 654, 763, 872, 1308, 1526, 2289, 2616, 3052, 4578, 6104, 7027, 9156, 14054, 18312, 21081, 28108, 42162, 49189, 56216, 84324, 98378, 147567, 168648, 196756, 295134, 393512, 590268, 765943, 1180536, 1531886, 2297829, 3063772, 4595658, 5361601, 6127544, 9191316, 10723202, 16084803, 18382632, 21446404, 32169606, 42892808, 64339212, 128678424

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128678423
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128678424 can be divided by 64 positive divisors. The sum of these divisors (counting 128678424) is 1, the average is 0.015625.

Base conversion 128678424

Base System Value
2 Binary 111101010110111101000011000
3 Ternary 22222010112121120
4 Quaternary 13222313220120
5 Quinary 230420202144
6 Senary 20434005240
8 Octal 752675030
10 Decimal 128678424
12 Duodecimal 37116820
16 Hexadecimal 7ab7a18
20 Vigesimal 2044g14
36 Base36 24m0wo

Cryptographic Hash Functions

md5 b257e149eb91164921d42bdba8252cb5
sha1 6762c52f707ad9635b5f4a65b5e266da039ef175
sha256 c2b9c011cf3e4029be4182fd866700cc0abdf73ef869bb4e3d2b0c7fb935959a
sha512 448722684a6ff41701288d860991826012e52190a5da431a9d446346d8d28ab52f7a838c730d17209e86bf4725f8802894791adc201de75c4a60018c59562dcd
ripemd-160 66a5696e0fbedc03333cc0f19173ee50dfaece08

128678424 as geometric shapes

Circle

Radius = n
Diameter 257356848
Circumference 808510383.02782
Area 5.2018920937828E+16

Sphere

Radius = n
Volume 8.9249503526138E+24
Surface area 2.0807568375131E+17
Circumference 808510383.02782

Square

Length = n
Perimeter 514713696
Area 16558136803123776
Diagonal 181978772.4056

Cube

Length = n
Surface area 99348820818742656
Volume 2.1306749482024E+24
Space diagonal 222877568.20589

Equilateral Triangle

Length = n
Perimeter 386035272
Area 7.1698835554216E+15
Altitude 111438784.10295

Triangular Pyramid

Length = n
Surface area 7.1698835554216E+15
Volume 2.511024507297E+23
Height 60659590.801865