1028821493 (number)

1028821493 is an odd 10-digits composite number following 1028821492 and preceding 1028821494. In scientific notation, it is written as 1.028821493 × 10^9. The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors. There are 863082360 positive integers (up to 1028821493) that are relatively prime to 1028821493.

Interesting facts

Basic properties

Name

Name one billion twenty-eight million eight hundred twenty-one thousand four hundred ninety-three

Notation

Scientific notation 1.028821493 × 10^9
Engineering notation 1.028821493 × 10^9

Prime Factorization of 1028821493

Prime Factorization 2303 × 446731

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 1028821493
Product of the distinct prime numbers

The prime factorization of 1028821493 is 2303 × 446731. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1028821493)

Multiplication

n×y
n×2 2057642986
n×3 3086464479
n×4 4115285972
n×5 5144107465

Division

n÷y
n÷2 514410746.5
n÷3 342940497.66667
n÷3 257205373.25
n÷5 205764298.6

Exponentiation

ny
n2 1058473664458749049
n3 1.0889804557696E+27
n4 1.1203664983527E+36
n5 1.1526571335424E+45

Nth Root

y√n
2√n 32075.247356801
3√n 1009.5163167815
4√n 179.09563745888
5√n 63.455315197612

Divisors of 1028821493

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1028821492
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1028821493 can be divided by 4 positive divisors. The sum of these divisors (counting 1028821493) is 1, the average is 0.25.

Base conversion 1028821493

Base System Value
2 Binary 111101010100101001000111110101
3 Ternary 2122200220112202202
4 Quaternary 331110221013311
5 Quinary 4101334241433
6 Senary 250031114245
8 Octal 7524510765
10 Decimal 1028821493
12 Duodecimal 248672985
16 Hexadecimal 3d5291f5
20 Vigesimal g1a2ded
36 Base36 h0j7qt

Cryptographic Hash Functions

md5 3067a512e93ab7805e6eaa8e1a5aebd2
sha1 f9912166713b6de039af756a529abe5bc8900026
sha256 33f399824fc4e944deb68e063dc318a86fa928cc4a20e3a98f3eb4700b393971
sha512 ee0f4868e5754eeea8dd28b7eaf2bd5ef04bff034cb519050bc49698e0b799b7f29cc431606980d6327f55582989bc43c7c83b13b7424c609a99947ca5e24733
ripemd-160 acfbc81cf232c08a255c74af93536c98204e5cd0

1028821493 as geometric shapes

Circle

Radius = n
Diameter 2057642986
Circumference 6464276088.5282
Area 3.3252930882819E+18

Sphere

Radius = n
Volume 4.5615106663317E+27
Surface area 1.3301172353127E+19
Circumference 6464276088.5282

Square

Length = n
Perimeter 4115285972
Area 1058473664458749049
Diagonal 1454973308.6615

Cube

Length = n
Surface area 6350841986752494294
Volume 1.0889804557696E+27
Space diagonal 1781971097.7949

Equilateral Triangle

Length = n
Perimeter 3086464479
Area 4.5833254132904E+17
Altitude 890985548.89743

Triangular Pyramid

Length = n
Surface area 4.5833254132904E+17
Volume 1.2833757747572E+26
Height 484991102.88718