728620121 (number)

728620121 is an odd 9-digits composite number following 728620120 and preceding 728620122. In scientific notation, it is written as 7.28620121 × 10^8. The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors. There are 723417552 positive integers (up to 728620121) that are relatively prime to 728620121.

Interesting facts

Basic properties

Name

Name seven hundred twenty-eight million six hundred twenty thousand one hundred twenty-one

Notation

Scientific notation 7.28620121 × 10^8
Engineering notation 7.28620121 × 10^6

Prime Factorization of 728620121

Prime Factorization 859 × 173 × 4903

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 728620121
Product of the distinct prime numbers

The prime factorization of 728620121 is 859 × 173 × 4903. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 728620121)

Multiplication

n×y
n×2 1457240242
n×3 2185860363
n×4 2914480484
n×5 3643100605

Division

n÷y
n÷2 364310060.5
n÷3 242873373.66667
n÷3 182155030.25
n÷5 145724024.2

Exponentiation

ny
n2 530887280726054641
n3 3.8681515471998E+26
n4 2.818413048367E+35
n5 2.0535524563292E+44

Nth Root

y√n
2√n 26992.964287014
3√n 899.84364403145
4√n 164.29535686383
5√n 59.224340330856

Divisors of 728620121

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 -728620120
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 728620121 can be divided by 8 positive divisors. The sum of these divisors (counting 728620121) is 1, the average is 0.125.

Base conversion 728620121

Base System Value
2 Binary 101011011011011101110001011001
3 Ternary 1212210000201220102
4 Quaternary 223123131301121
5 Quinary 2443011320441
6 Senary 200144505145
8 Octal 5333356131
10 Decimal 728620121
12 Duodecimal 18401b1b5
16 Hexadecimal 2b6ddc59
20 Vigesimal b7dha61
36 Base36 c1suvt

Cryptographic Hash Functions

md5 05a71814a0c3b2f10150713eb98848ab
sha1 d1c687af1567f547250e5f34633115b9ad15f505
sha256 6ce033d10386910da2f8f8779412afb893b4f83a45b194c8e72a9addeef414a3
sha512 8f43b68016608b061fc650b0fbb750e689cc5f96598e638b33ceac12287a5b1fd4fe330d7dcf96f814113133f70882e58dfe3f8d8cefd329852e95206dba9225
ripemd-160 8878a7dfe32ff4ec86f6f7b587a59752beaf46e3

728620121 as geometric shapes

Circle

Radius = n
Diameter 1457240242
Circumference 4578055238.7826
Area 1.6678315810132E+18

Sphere

Radius = n
Volume 1.620287531154E+27
Surface area 6.6713263240529E+18
Circumference 4578055238.7826

Square

Length = n
Perimeter 2914480484
Area 530887280726054641
Diagonal 1030424456.9361

Cube

Length = n
Surface area 3185323684356327846
Volume 3.8681515471998E+26
Space diagonal 1262007068.989

Equilateral Triangle

Length = n
Perimeter 2185860363
Area 2.298809358274E+17
Altitude 631003534.49449

Triangular Pyramid

Length = n
Surface area 2.298809358274E+17
Volume 4.558660316137E+25
Height 343474818.97871