128434240 (number)

128434240 is an even 9-digits composite number following 128434239 and preceding 128434241. In scientific notation, it is written as 1.28434240 × 10^8. The sum of its digits is 28. It has a total of 10 prime factors and 84 positive divisors. There are 44774400 positive integers (up to 128434240) that are relatively prime to 128434240.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred thirty-four thousand two hundred forty

Notation

Scientific notation 1.28434240 × 10^8
Engineering notation 1.28434240 × 10^6

Prime Factorization of 128434240

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 155 × 11 × 11 × 107

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 364870
Product of the distinct prime numbers

The prime factorization of 128434240 is 2 × 2 × 2 × 2 × 2 × 2 × 155 × 11 × 11 × 107. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128434240)

Multiplication

n×y
n×2 256868480
n×3 385302720
n×4 513736960
n×5 642171200

Division

n÷y
n÷2 64217120
n÷3 42811413.333333
n÷3 32108560
n÷5 25686848

Exponentiation

ny
n2 16495354004377600
n3 2.1185682550832E+24
n4 2.7209670372974E+32
n5 3.4946533350034E+40

Nth Root

y√n
2√n 11332.883128313
3√n 504.53768099132
4√n 106.45601499358
5√n 41.853922329471

Divisors of 128434240

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 -128434239
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 128434240 can be divided by 84 positive divisors. The sum of these divisors (counting 128434240) is 1, the average is 0.011904761904762.

Base conversion 128434240

Base System Value
2 Binary 111101001111100000001000000
3 Ternary 22221200010122201
4 Quaternary 13221330001000
5 Quinary 230334343430
6 Senary 20424442544
8 Octal 751740100
10 Decimal 128434240
12 Duodecimal 37019454
16 Hexadecimal 7a7c040
20 Vigesimal 202e5c0
36 Base36 24gshs

Cryptographic Hash Functions

md5 c5568de6d5f80b0b743a55d738aef64a
sha1 34b93bfb4d4fac1f385982f234ca8cc9e295efaf
sha256 ac5516607bf8b7a50f5f4cbdf662d50cb00a0edf66fa4c21903fa94735a6b8d7
sha512 1b048b9bd4f7970a0ea01aec01d3ce9500cc6de92b140aaf07fded7b0dcf06a5fe04b0ad9c1992ed149102893becb9ab3e8f65eb5fbb4158a3bad2532ce764a8
ripemd-160 aa11622845ea0ea32901552c10cfd0b4df0d1715

128434240 as geometric shapes

Circle

Radius = n
Diameter 256868480
Circumference 806976129.70678
Area 5.1821682958516E+16

Sphere

Radius = n
Volume 8.8742379550639E+24
Surface area 2.0728673183406E+17
Circumference 806976129.70678

Square

Length = n
Perimeter 513736960
Area 16495354004377600
Diagonal 181633444.08108

Cube

Length = n
Surface area 98972124026265600
Volume 2.1185682550832E+24
Space diagonal 222454629.11149

Equilateral Triangle

Length = n
Perimeter 385302720
Area 7.1426978061042E+15
Altitude 111227314.55575

Triangular Pyramid

Length = n
Surface area 7.1426978061042E+15
Volume 2.4967566326265E+23
Height 60544481.36036