828939985 (number)

828939985 is an odd 9-digits composite number following 828939984 and preceding 828939986. In scientific notation, it is written as 8.28939985 × 10^8. The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors. There are 660399360 positive integers (up to 828939985) that are relatively prime to 828939985.

Interesting facts

Basic properties

Name

Name eight hundred twenty-eight million nine hundred thirty-nine thousand nine hundred eighty-five

Notation

Scientific notation 8.28939985 × 10^8
Engineering notation 8.28939985 × 10^6

Prime Factorization of 828939985

Prime Factorization 5 × 241 × 687917

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 828939985
Product of the distinct prime numbers

The prime factorization of 828939985 is 5 × 241 × 687917. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 828939985)

Multiplication

n×y
n×2 1657879970
n×3 2486819955
n×4 3315759940
n×5 4144699925

Division

n÷y
n÷2 414469992.5
n÷3 276313328.33333
n÷3 207234996.25
n÷5 165787997

Exponentiation

ny
n2 687141498731800225
n3 5.6959906365162E+26
n4 4.7216343927938E+35
n5 3.913951542738E+44

Nth Root

y√n
2√n 28791.31787536
3√n 939.379394565
4√n 169.6800456016
5√n 60.772152332747

Divisors of 828939985

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 -828939984
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 828939985 can be divided by 8 positive divisors. The sum of these divisors (counting 828939985) is 1, the average is 0.125.

Base conversion 828939985

Base System Value
2 Binary 110001011010001001111011010001
3 Ternary 2010202210111212221
4 Quaternary 301122021323101
5 Quinary 3144202034420
6 Senary 214131021041
8 Octal 6132117321
10 Decimal 828939985
12 Duodecimal 1b173a781
16 Hexadecimal 31689ed1
20 Vigesimal cj0h9j5
36 Base36 dpj26p

Cryptographic Hash Functions

md5 bef71dfb4f4f29bd502f1ef94fcebda6
sha1 2851093c923b8891656ecf75515826852327b22a
sha256 1930f7f020bae3a035d6ca77e307fee115b1287a4b82dbbac9f88d531afadfda
sha512 34a9f86d7fdce853865ec638a20a3886d23811ae0beb9ee6d08e4bd3f5b4016dec475afaeea1eb8d331a508277e187c2e15027983472ceac0382f54d2d930319
ripemd-160 2d14484e9a203c21a96bd2db261a181a8bf43f3f

828939985 as geometric shapes

Circle

Radius = n
Diameter 1657879970
Circumference 5208383534.2857
Area 2.1587186843925E+18

Sphere

Radius = n
Volume 2.3859309784794E+27
Surface area 8.63487473757E+18
Circumference 5208383534.2857

Square

Length = n
Perimeter 3315759940
Area 687141498731800225
Diagonal 1172298169.1804

Cube

Length = n
Surface area 4122848992390801350
Volume 5.6959906365162E+26
Space diagonal 1435766170.4454

Equilateral Triangle

Length = n
Perimeter 2486819955
Area 2.9754099694813E+17
Altitude 717883085.22269

Triangular Pyramid

Length = n
Surface area 2.9754099694813E+17
Volume 6.7127893410928E+25
Height 390766056.39345