812821421 (number)

812821421 is an odd 9-digits composite number following 812821420 and preceding 812821422. In scientific notation, it is written as 8.12821421 × 10^8. The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors. There are 798291648 positive integers (up to 812821421) that are relatively prime to 812821421.

Interesting facts

Basic properties

Name

Name eight hundred twelve million eight hundred twenty-one thousand four hundred twenty-one

Notation

Scientific notation 8.12821421 × 10^8
Engineering notation 8.12821421 × 10^6

Prime Factorization of 812821421

Prime Factorization 67 × 337 × 35999

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 812821421
Product of the distinct prime numbers

The prime factorization of 812821421 is 67 × 337 × 35999. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 812821421)

Multiplication

n×y
n×2 1625642842
n×3 2438464263
n×4 3251285684
n×5 4064107105

Division

n÷y
n÷2 406410710.5
n÷3 270940473.66667
n÷3 203205355.25
n÷5 162564284.2

Exponentiation

ny
n2 660678662436459241
n3 5.3701376922598E+26
n4 4.3649629499883E+35
n5 3.5479353876218E+44

Nth Root

y√n
2√n 28510.0231673
3√n 933.25081990214
4√n 168.84911361124
5√n 60.533952005595

Divisors of 812821421

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 -812821420
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 812821421 can be divided by 8 positive divisors. The sum of these divisors (counting 812821421) is 1, the average is 0.125.

Base conversion 812821421

Base System Value
2 Binary 110000011100101010101110101101
3 Ternary 2002122110121101002
4 Quaternary 300130222232231
5 Quinary 3131040241141
6 Senary 212353330045
8 Octal 6034525655
10 Decimal 812821421
12 Duodecimal 1a8266925
16 Hexadecimal 3072abad
20 Vigesimal ce02db1
36 Base36 dfxl0t

Cryptographic Hash Functions

md5 b81b4d2384a1f40c87ba746e8607d4dc
sha1 ab4a863cfe7a40168409037efb88571cc902c299
sha256 d4626f84e5ae3b21e35d6f60c14d69e94fc9c6278d51860f3a39a6b8ef5b2341
sha512 de6be6875daff8a616acf7b66afbe5b732469f769e50387a3810f9716bdb9e710aab099bf76bf78d3d06eb596ee420d4ac52bafd9fa7cdc07b37486fec952d0b
ripemd-160 9a43304386e17625dee9ee06b4b009daf15f4209

812821421 as geometric shapes

Circle

Radius = n
Diameter 1625642842
Circumference 5107107609.788
Area 2.0755832322939E+18

Sphere

Radius = n
Volume 2.2494380163692E+27
Surface area 8.3023329291756E+18
Circumference 5107107609.788

Square

Length = n
Perimeter 3251285684
Area 660678662436459241
Diagonal 1149503077.3656

Cube

Length = n
Surface area 3964071974618755446
Volume 5.3701376922598E+26
Space diagonal 1407847998.6523

Equilateral Triangle

Length = n
Perimeter 2438464263
Area 2.8608225270415E+17
Altitude 703923999.32617

Triangular Pyramid

Length = n
Surface area 2.8608225270415E+17
Volume 6.328767963504E+25
Height 383167692.45519