28438256 (number)

28438256 is an even 8-digits composite number following 28438255 and preceding 28438257. In scientific notation, it is written as 2.8438256 × 10^7. The sum of its digits is 38. It has a total of 8 prime factors and 80 positive divisors. There are 10790400 positive integers (up to 28438256) that are relatively prime to 28438256.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred thirty-eight thousand two hundred fifty-six

Notation

Scientific notation 2.8438256 × 10^7
Engineering notation 2.8438256 × 10^6

Prime Factorization of 28438256

Prime Factorization 2 × 2 × 2 × 2 × 7 × 41 × 11 × 563

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 3554782
Product of the distinct prime numbers

The prime factorization of 28438256 is 2 × 2 × 2 × 2 × 7 × 41 × 11 × 563. Since it has a total of 8 prime factors.

Most popular turbo-numbers

10, 4, 48, 58, 198, 845, 8816, 3309, 36638, 87856, 926506, 85031, 910149, 3297598, 43587821, 26652938, 372257880, 256691197, 948397299, 4829553387

Basic calculations (n = 28438256)

Multiplication

n×y
n×2 56876512
n×3 85314768
n×4 113753024
n×5 142191280

Division

n÷y
n÷2 14219128
n÷3 9479418.6666667
n÷3 7109564
n÷5 5687651.2

Exponentiation

ny
n2 808734404321536
n3 2.2998996026103E+22
n4 6.5405133673331E+29
n5 1.8600079351164E+37

Nth Root

y√n
2√n 5332.7531351076
3√n 305.23499224038
4√n 73.025701880281
5√n 30.958548600304

Divisors of 28438256

1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 41, 44, 56, 77, 82, 88, 112, 154, 164, 176, 287, 308, 328, 451, 563, 574, 616, 656, 902, 1126, 1148, 1232, 1804, 2252, 2296, 3157, 3608, 3941, 4504, 4592, 6193, 6314, 7216, 7882, 9008, 12386, 12628, 15764, 23083, 24772, 25256, 31528, 43351, 46166, 49544, 50512, 63056, 86702, 92332, 99088, 161581, 173404, 184664, 253913, 323162, 346808, 369328, 507826, 646324, 693616, 1015652, 1292648, 1777391, 2031304, 2585296, 3554782, 4062608, 7109564, 14219128, 28438256

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28438255
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28438256 can be divided by 80 positive divisors. The sum of these divisors (counting 28438256) is 1, the average is 0.0125.

Base conversion 28438256

Base System Value
2 Binary 1101100011110111011110000
3 Ternary 1222111210221202
4 Quaternary 1230132323300
5 Quinary 24240011011
6 Senary 2453310332
8 Octal 154367360
10 Decimal 28438256
12 Duodecimal 96353a8
16 Hexadecimal 1b1eef0
20 Vigesimal 8hefcg
36 Base36 gxj3k

Cryptographic Hash Functions

md5 3a10569fae592a6982ad589765c084d8
sha1 c9e96230210a76d8a0eaa2a4055724a8f0dbd170
sha256 6eb2d5d1b3993d7c70451fc8eb15fa8e38980104a8bdc80f2160b404952817d3
sha512 078be8511eb26f03da11ecaae71619d21d4f4aa5f0bb31f362a3b118bd343d1987d187d986b2bc453d46d480033c864d56f6fecab21ddeb5712bca398a453fba
ripemd-160 dcaf920042b186156da880ba6628e7da8a102ee7

28438256 as geometric shapes

Circle

Radius = n
Diameter 56876512
Circumference 178682832.26101
Area 2.5407140633219E+15

Sphere

Radius = n
Volume 9.6337969274063E+22
Surface area 1.0162856253287E+16
Circumference 178682832.26101

Square

Length = n
Perimeter 113753024
Area 808734404321536
Diagonal 40217767.325438

Cube

Length = n
Surface area 4852406425929216
Volume 2.2998996026103E+22
Space diagonal 49256504.27065

Equilateral Triangle

Length = n
Perimeter 85314768
Area 3.5019226952846E+14
Altitude 24628252.135325

Triangular Pyramid

Length = n
Surface area 3.5019226952846E+14
Volume 2.71045767509E+21
Height 13405922.441813