78485730 (number)

78485730 is an even 8-digits composite number following 78485729 and preceding 78485731. In scientific notation, it is written as 7.8485730 × 10^7. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 20929520 positive integers (up to 78485730) that are relatively prime to 78485730.

Interesting facts

Basic properties

Name

Name seventy-eight million four hundred eighty-five thousand seven hundred thirty

Notation

Scientific notation 7.8485730 × 10^7
Engineering notation 7.8485730 × 10^6

Prime Factorization of 78485730

Prime Factorization 2 × 3 × 5 × 2616191

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 78485730
Product of the distinct prime numbers

The prime factorization of 78485730 is 2 × 3 × 5 × 2616191. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 9, 10, 95, 832, 900, 1052, 5425, 14586, 77591, 198922, 747074, 1914136, 6834778, 31076348, 33788499, 510799846, 751375325, 5671350478, 4678249306

Basic calculations (n = 78485730)

Multiplication

n×y
n×2 156971460
n×3 235457190
n×4 313942920
n×5 392428650

Division

n÷y
n÷2 39242865
n÷3 26161910
n÷3 19621432.5
n÷5 15697146

Exponentiation

ny
n2 6160009813632900
n3 4.8347286703014E+23
n4 3.7945720904054E+31
n5 2.9781976055309E+39

Nth Root

y√n
2√n 8859.217234045
3√n 428.15093884434
4√n 94.123414908539
5√n 37.927842635457

Divisors of 78485730

1, 2, 3, 5, 6, 10, 15, 30, 2616191, 5232382, 7848573, 13080955, 15697146, 26161910, 39242865, 78485730

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -78485729
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 78485730 can be divided by 16 positive divisors. The sum of these divisors (counting 78485730) is 1, the average is 0.0625.

Base conversion 78485730

Base System Value
2 Binary 100101011011001100011100010
3 Ternary 12110200111011220
4 Quaternary 10223121203202
5 Quinary 130043020410
6 Senary 11442115510
8 Octal 453314342
10 Decimal 78485730
12 Duodecimal 2234bb96
16 Hexadecimal 4ad98e2
20 Vigesimal 14aae6a
36 Base36 1aq7z6

Cryptographic Hash Functions

md5 4665602cbb03a5ca4a775a0abe4fc7cb
sha1 15cd5ea0c8506216472b73924a10a49be641eb71
sha256 964af39ef19fd7384cc2eddc895108e48029b320e7d32823999e4d0adfd67b29
sha512 f21a206ad835c31f54c167d4f58dc581cdcaeb668c935e57c72b15e2c5acf6baf20a906648cc0430706bb31748a547fdbd40010de12cfb021ca1d1972942140d
ripemd-160 47abdc36f72b10ca4c930966addb5f7bd20d9e3c

78485730 as geometric shapes

Circle

Radius = n
Diameter 156971460
Circumference 493140385.55926
Area 1.935224157655E+16

Sphere

Radius = n
Volume 2.0251664096959E+24
Surface area 7.7408966306201E+16
Circumference 493140385.55926

Square

Length = n
Perimeter 313942920
Area 6160009813632900
Diagonal 110995583.81875

Cube

Length = n
Surface area 36960058881797400
Volume 4.8347286703014E+23
Space diagonal 135941272.02913

Equilateral Triangle

Length = n
Perimeter 235457190
Area 2.6673624930838E+15
Altitude 67970636.014566

Triangular Pyramid

Length = n
Surface area 2.6673624930838E+15
Volume 5.6977823799453E+22
Height 36998527.939584