728238 (number)

728238 is an even 6-digits composite number following 728237 and preceding 728239. In scientific notation, it is written as 7.28238 × 10^5. The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors. There are 207984 positive integers (up to 728238) that are relatively prime to 728238.

Interesting facts

Basic properties

Name

Name seven hundred twenty-eight thousand two hundred thirty-eight

Notation

Scientific notation 7.28238 × 10^5
Engineering notation 7.28238 × 10^3

Prime Factorization of 728238

Prime Factorization 2 × 147 × 2477

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 728238
Product of the distinct prime numbers

The prime factorization of 728238 is 2 × 147 × 2477. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 728238)

Multiplication

n×y
n×2 1456476
n×3 2184714
n×4 2912952
n×5 3641190

Division

n÷y
n÷2 364119
n÷3 242746
n÷3 182059.5
n÷5 145647.6

Exponentiation

ny
n2 530330584644
n3 386206884299977272
n4 2.8125052900885E+23
n5 2.0481732274434E+29

Nth Root

y√n
2√n 853.36861906213
3√n 89.968631043118
4√n 29.212473689541
5√n 14.874920983227

Divisors of 728238

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -728237
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 728238 can be divided by 8 positive divisors. The sum of these divisors (counting 728238) is 1, the average is 0.125.

Base conversion 728238

Base System Value
2 Binary 10110001110010101110
3 Ternary 1100222221210
4 Quaternary 2301302232
5 Quinary 141300423
6 Senary 23335250
8 Octal 2616256
10 Decimal 728238
12 Duodecimal 2b1526
16 Hexadecimal b1cae
20 Vigesimal 4b0bi
36 Base36 flwu

Cryptographic Hash Functions

md5 cf66455e782cbbcd568ca4f972160e11
sha1 e01678433caee4c73206c3d3bab5e4e3d79acf71
sha256 5a7e3db030f2d9c91a0bd5c565c1bc4251cd777c0c306105ef10c01125e6e76c
sha512 2c3547d0f03ea583e475f029e2a06280bf446e7bfe76ecc428d4f7ef5dd5a66b00b78eaacf5c83c210af75e1298fedd913990fc8ee50f2da43bccf0ee690cc73
ripemd-160 a442c96ac2e1b3818ac33b5f14348251c23b7de9

728238 as geometric shapes

Circle

Radius = n
Diameter 1456476
Circumference 4575654.3017298
Area 1666082668691.6

Sphere

Radius = n
Volume 1.6177396139768E+18
Surface area 6664330674766.3
Circumference 4575654.3017298

Square

Length = n
Perimeter 2912952
Area 530330584644
Diagonal 1029884.0562355

Cube

Length = n
Surface area 3181983507864
Volume 386206884299977272
Space diagonal 1261345.2160023

Equilateral Triangle

Length = n
Perimeter 2184714
Area 229639879352.78
Altitude 630672.60800117

Triangular Pyramid

Length = n
Surface area 229639879352.78
Volume 4.5514917804907E+16
Height 343294.68541182