728045261 (number)

728045261 is an odd 9-digits composite number following 728045260 and preceding 728045262. In scientific notation, it is written as 7.28045261 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 680263920 positive integers (up to 728045261) that are relatively prime to 728045261.

Interesting facts

Basic properties

Name

Name seven hundred twenty-eight million forty-five thousand two hundred sixty-one

Notation

Scientific notation 7.28045261 × 10^8
Engineering notation 7.28045261 × 10^6

Prime Factorization of 728045261

Prime Factorization 29 × 31 × 809839

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 728045261
Product of the distinct prime numbers

The prime factorization of 728045261 is 29 × 31 × 809839. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 6, 62, 21, 43, 638, 8195, 9151, 96998, 27454, 359737, 170589, 3804003, 8624263, 82033701, 5459889, 919731100, 380372966, 8661456846, 6024594992

Basic calculations (n = 728045261)

Multiplication

n×y
n×2 1456090522
n×3 2184135783
n×4 2912181044
n×5 3640226305

Division

n÷y
n÷2 364022630.5
n÷3 242681753.66667
n÷3 182011315.25
n÷5 145609052.2

Exponentiation

ny
n2 530049902064558121
n3 3.8590031929162E+26
n4 2.8095289867865E+35
n5 2.045464264472E+44

Nth Root

y√n
2√n 26982.313855561
3√n 899.60693164747
4√n 164.26294121183
5√n 59.214992125168

Divisors of 728045261

1, 29, 31, 899, 809839, 23485331, 25105009, 728045261

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 -728045260
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 728045261 can be divided by 8 positive divisors. The sum of these divisors (counting 728045261) is 1, the average is 0.125.

Base conversion 728045261

Base System Value
2 Binary 101011011001010001011011001101
3 Ternary 1212201221112100022
4 Quaternary 223121101123031
5 Quinary 2442334422021
6 Senary 200124311525
8 Octal 5331213315
10 Decimal 728045261
12 Duodecimal 1839a25a5
16 Hexadecimal 2b6516cd
20 Vigesimal b7a5d31
36 Base36 c1gjbh

Cryptographic Hash Functions

md5 ac7f39b69b93d6cb1dc0fba60a77bfd9
sha1 a78b559e1f23293a8e33f7ba8abfe8317ddaa418
sha256 2f8616e969337dafafc73135143927224d5a699fde4976b9f9cbc6a2c89890de
sha512 67f8a38bf2fc2fdf79d056c196696a49ca9b84c5da9c75ff59bf64c48e1d98fb9092e4cd6c237835eaad8597a1b2283a5d4ecb161b8da3f1469bfc55473a5a47
ripemd-160 36e1b5e6bfc3c20b027728b146cb2a04a7609520

728045261 as geometric shapes

Circle

Radius = n
Diameter 1456090522
Circumference 4574443286.8769
Area 1.665200878362E+18

Sphere

Radius = n
Volume 1.6164554774727E+27
Surface area 6.660803513448E+18
Circumference 4574443286.8769

Square

Length = n
Perimeter 2912181044
Area 530049902064558121
Diagonal 1029611482.1277

Cube

Length = n
Surface area 3180299412387348726
Volume 3.8590031929162E+26
Space diagonal 1261011382.2617

Equilateral Triangle

Length = n
Perimeter 2184135783
Area 2.2951834023068E+17
Altitude 630505691.13087

Triangular Pyramid

Length = n
Surface area 2.2951834023068E+17
Volume 4.5478788772193E+25
Height 343203827.37589