728495280 (number)

728495280 is an even 9-digits composite number following 728495279 and preceding 728495281. In scientific notation, it is written as 7.28495280 × 10^8. The sum of its digits is 45. It has a total of 7 prime factors and 40 positive divisors. There are 194265216 positive integers (up to 728495280) that are relatively prime to 728495280.

Interesting facts

Basic properties

Name

Name seven hundred twenty-eight million four hundred ninety-five thousand two hundred eighty

Notation

Scientific notation 7.28495280 × 10^8
Engineering notation 7.28495280 × 10^6

Prime Factorization of 728495280

Prime Factorization 2 × 2 × 2 × 2 × 5 × 9 × 1011799

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 91061910
Product of the distinct prime numbers

The prime factorization of 728495280 is 2 × 2 × 2 × 2 × 5 × 9 × 1011799. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 728495280)

Multiplication

n×y
n×2 1456990560
n×3 2185485840
n×4 2913981120
n×5 3642476400

Division

n÷y
n÷2 364247640
n÷3 242831760
n÷3 182123820
n÷5 145699056

Exponentiation

ny
n2 530705372982278400
n3 3.8661635928823E+26
n4 2.8164819291226E+35
n5 2.0517937915711E+44

Nth Root

y√n
2√n 26990.651714992
3√n 899.7922483436
4√n 164.28831886349
5√n 59.222310704598

Divisors of 728495280

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -728495279
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 728495280 can be divided by 40 positive divisors. The sum of these divisors (counting 728495280) is 1, the average is 0.025.

Base conversion 728495280

Base System Value
2 Binary 101011011010111111010010110000
3 Ternary 1212202210101122200
4 Quaternary 223122333102300
5 Quinary 2442443322110
6 Senary 200142103200
8 Octal 5332772260
10 Decimal 728495280
12 Duodecimal 183b7ab00
16 Hexadecimal 2b6bf4b0
20 Vigesimal b7d1i40
36 Base36 c1q6k0

Cryptographic Hash Functions

md5 2ed688d410fac17920d93f30c287309c
sha1 09feca8140e88f3cd07b8d03e43712c8e7261b05
sha256 839ae6f06b4fda39b9ee2275cbf5813ac365fc82fef4a0c4c8864f79398462ab
sha512 b839a8a0f3228f6c2ace6cb2f4b2cde10f0476fcde3a8df60d87ba6e8176199a6df6f53de5043c4734c086bd70846107253d986ad550288731f4757f84e01cd6
ripemd-160 9e3bdd1b94a17940c040148dc8dba0ec3c383c75

728495280 as geometric shapes

Circle

Radius = n
Diameter 1456990560
Circumference 4577270839.6457
Area 1.6672601009818E+18

Sphere

Radius = n
Volume 1.6194548187967E+27
Surface area 6.669040403927E+18
Circumference 4577270839.6457

Square

Length = n
Perimeter 2913981120
Area 530705372982278400
Diagonal 1030247905.1008

Cube

Length = n
Surface area 3184232237893670400
Volume 3.8661635928823E+26
Space diagonal 1261790838.0341

Equilateral Triangle

Length = n
Perimeter 2185485840
Area 2.2980216746377E+17
Altitude 630895419.01706

Triangular Pyramid

Length = n
Surface area 2.2980216746377E+17
Volume 4.556317489506E+25
Height 343415968.36693