28431312 (number)

28431312 is an even 8-digits composite number following 28431311 and preceding 28431313. In scientific notation, it is written as 2.8431312 × 10^7. The sum of its digits is 24. It has a total of 9 prime factors and 160 positive divisors. There are 7147008 positive integers (up to 28431312) that are relatively prime to 28431312.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8431312 × 10^7
Engineering notation 2.8431312 × 10^6

Prime Factorization of 28431312

Prime Factorization 2 × 2 × 2 × 2 × 7 × 3 × 23 × 13 × 283

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 3553914
Product of the distinct prime numbers

The prime factorization of 28431312 is 2 × 2 × 2 × 2 × 7 × 3 × 23 × 13 × 283. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28431312)

Multiplication

n×y
n×2 56862624
n×3 85293936
n×4 113725248
n×5 142156560

Division

n÷y
n÷2 14215656
n÷3 9477104
n÷3 7107828
n÷5 5686262.4

Exponentiation

ny
n2 808339502041344
n3 2.2982152584462E+22
n4 6.5341275056045E+29
n5 1.8577381775962E+37

Nth Root

y√n
2√n 5332.1020245303
3√n 305.2101463154
4√n 73.021243652312
5√n 30.957036572551

Divisors of 28431312

160 divisors

τ Total Divisors 160
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28431311
Sum of the proper positive divisors of n
A Arithmetic Mean 0.00625
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 160
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28431312 can be divided by 160 positive divisors. The sum of these divisors (counting 28431312) is 1, the average is 0.00625.

Base conversion 28431312

Base System Value
2 Binary 1101100011101001111010000
3 Ternary 1222111110102120
4 Quaternary 1230131033100
5 Quinary 24234300222
6 Senary 2453214240
8 Octal 154351720
10 Decimal 28431312
12 Duodecimal 9631380
16 Hexadecimal 1b1d3d0
20 Vigesimal 8hdi5c
36 Base36 gxdqo

Cryptographic Hash Functions

md5 05d7db19bc0b1e391f345af94bb6cc6a
sha1 054ec297c915556f0d20ca67f62367aa72d1b6f0
sha256 3d9484280b06fdeb7ba1dd22c19f59efed4086d4ceff4a44612a58230343bb6f
sha512 be6660cbd83c49cb3a2e1755d6632bd9fc46b01efa6ce36864c49bb9a19bfd6b505b8d11c258e3329654082225e005cbc57b9884138f400261ad269e5045afb5
ripemd-160 9f4d5dc1b55e0c832b18214585d16c0ba9be6ae3

28431312 as geometric shapes

Circle

Radius = n
Diameter 56862624
Circumference 178639201.82224
Area 2.5394734412195E+15

Sphere

Radius = n
Volume 9.6267415630701E+22
Surface area 1.0157893764878E+16
Circumference 178639201.82224

Square

Length = n
Perimeter 113725248
Area 808339502041344
Diagonal 40207947.026461

Cube

Length = n
Surface area 4850037012248064
Volume 2.2982152584462E+22
Space diagonal 49244476.909843

Equilateral Triangle

Length = n
Perimeter 85293936
Area 3.5002127182513E+14
Altitude 24622238.454921

Triangular Pyramid

Length = n
Surface area 3.5002127182513E+14
Volume 2.7084726564562E+21
Height 13402649.00882