821369993 (number)

821369993 is an odd 9-digits composite number following 821369992 and preceding 821369994. In scientific notation, it is written as 8.21369993 × 10^8. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 792094464 positive integers (up to 821369993) that are relatively prime to 821369993.

Interesting facts

Basic properties

Name

Name eight hundred twenty-one million three hundred sixty-nine thousand nine hundred ninety-three

Notation

Scientific notation 8.21369993 × 10^8
Engineering notation 8.21369993 × 10^6

Prime Factorization of 821369993

Prime Factorization 37 × 113 × 196453

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 821369993
Product of the distinct prime numbers

The prime factorization of 821369993 is 37 × 113 × 196453. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 821369993)

Multiplication

n×y
n×2 1642739986
n×3 2464109979
n×4 3285479972
n×5 4106849965

Division

n÷y
n÷2 410684996.5
n÷3 273789997.66667
n÷3 205342498.25
n÷5 164273998.6

Exponentiation

ny
n2 674648665400820049
n3 5.5413616957773E+26
n4 4.5515082172711E+35
n5 3.7384722725594E+44

Nth Root

y√n
2√n 28659.553258905
3√n 936.51113244004
4√n 169.29132659089
5√n 60.66074874296

Divisors of 821369993

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 -821369992
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 821369993 can be divided by 8 positive divisors. The sum of these divisors (counting 821369993) is 1, the average is 0.125.

Base conversion 821369993

Base System Value
2 Binary 110000111101010001110010001001
3 Ternary 2010020112220210212
4 Quaternary 300331101302021
5 Quinary 3140232314433
6 Senary 213300450505
8 Octal 6075216211
10 Decimal 821369993
12 Duodecimal 1ab0a9a35
16 Hexadecimal 30f51c89
20 Vigesimal cgdb4jd
36 Base36 dl0t55

Cryptographic Hash Functions

md5 abf3a5b26f5ea1b95d8f1ce8196ec3c7
sha1 a10698019bf9424c8b25a516e466a2b6e97e23f0
sha256 acb6939764824366b50f812a7694c3ddb4501aed45dd4a29691aba43050f6738
sha512 a371e902fe9075e830496406dceaf6b38ca6abd6976335715f7c96e790159f4498a20ac9211fa7700cf75d2c245a7b20a51c3d4681f91a84eb6bef5c7d27e11a
ripemd-160 c4eee30b3571ba0550e605633e7c3d0c22e646b2

821369993 as geometric shapes

Circle

Radius = n
Diameter 1642739986
Circumference 5160819871.7758
Area 2.1194712909774E+18

Sphere

Radius = n
Volume 2.321160159245E+27
Surface area 8.4778851639095E+18
Circumference 5160819871.7758

Square

Length = n
Perimeter 3285479972
Area 674648665400820049
Diagonal 1161592583.8269

Cube

Length = n
Surface area 4047891992404920294
Volume 5.5413616957773E+26
Space diagonal 1422654559.6885

Equilateral Triangle

Length = n
Perimeter 2464109979
Area 2.9213144143319E+17
Altitude 711327279.84425

Triangular Pyramid

Length = n
Surface area 2.9213144143319E+17
Volume 6.5305573868192E+25
Height 387197527.9423