78839240 (number)

78839240 is an even 8-digits composite number following 78839239 and preceding 78839241. In scientific notation, it is written as 7.8839240 × 10^7. The sum of its digits is 41. It has a total of 6 prime factors and 32 positive divisors. There are 31483392 positive integers (up to 78839240) that are relatively prime to 78839240.

Interesting facts

Basic properties

Name

Name seventy-eight million eight hundred thirty-nine thousand two hundred forty

Notation

Scientific notation 7.8839240 × 10^7
Engineering notation 7.8839240 × 10^6

Prime Factorization of 78839240

Prime Factorization 2 × 2 × 2 × 5 × 797 × 2473

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 19709810
Product of the distinct prime numbers

The prime factorization of 78839240 is 2 × 2 × 2 × 5 × 797 × 2473. Since it has a total of 6 prime factors.

Most popular turbo-numbers

5, 2, 6, 76, 731, 471, 8982, 4435, 83282, 83056, 644796, 676008, 1459359, 311568, 33341475, 59395737, 639005227, 866533237, 9443966825, 3955021906

Basic calculations (n = 78839240)

Multiplication

n×y
n×2 157678480
n×3 236517720
n×4 315356960
n×5 394196200

Division

n÷y
n÷2 39419620
n÷3 26279746.666667
n÷3 19709810
n÷5 15767848

Exponentiation

ny
n2 6215625763777600
n3 4.9003521134065E+23
n4 3.8634003635336E+31
n5 3.0458754847671E+39

Nth Root

y√n
2√n 8879.1463553655
3√n 428.79279209778
4√n 94.229222406669
5√n 37.961947638758

Divisors of 78839240

1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 2473, 3188, 3985, 4946, 6376, 7970, 9892, 12365, 15940, 19784, 24730, 31880, 49460, 98920, 1970981, 3941962, 7883924, 9854905, 15767848, 19709810, 39419620, 78839240

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78839239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78839240 can be divided by 32 positive divisors. The sum of these divisors (counting 78839240) is 1, the average is 0.03125.

Base conversion 78839240

Base System Value
2 Binary 100101100101111110111001000
3 Ternary 12111100110002212
4 Quaternary 10230233313020
5 Quinary 130140323430
6 Senary 11453444252
8 Octal 454576710
10 Decimal 78839240
12 Duodecimal 224a0688
16 Hexadecimal 4b2fdc8
20 Vigesimal 14cei20
36 Base36 1axsqw

Cryptographic Hash Functions

md5 4eec72a3fd8d0e73f3179d5a99bfd298
sha1 aac1dbd180ad913a245e3f1a1afbb9da04d2d7a6
sha256 598e8707f7ddb50ba2f4f0ba08caeae31895e6777564d4ed6f42ae0870be9f2f
sha512 e6c743c92694a65e3c94bc42a2af1a3d2138846eb3bd131a31774a452f262e33688058083ad801c696fa3fc0be00e0d036dd34f22c9b0c188faebb363f345c42
ripemd-160 49e1fbffa68006cb3fa07187448af8b89a0d0394

78839240 as geometric shapes

Circle

Radius = n
Diameter 157678480
Circumference 495361554.39721
Area 1.9526964236947E+16

Sphere

Radius = n
Volume 2.0526546932641E+24
Surface area 7.8107856947789E+16
Circumference 495361554.39721

Square

Length = n
Perimeter 315356960
Area 6215625763777600
Diagonal 111495522.45519

Cube

Length = n
Surface area 37293754582665600
Volume 4.9003521134065E+23
Space diagonal 136553569.31012

Equilateral Triangle

Length = n
Perimeter 236517720
Area 2.6914449059242E+15
Altitude 68276784.655058

Triangular Pyramid

Length = n
Surface area 2.6914449059242E+15
Volume 5.7751203493192E+22
Height 37165174.151729