28711264 (number)

28711264 is an even 8-digits composite number following 28711263 and preceding 28711265. In scientific notation, it is written as 2.8711264 × 10^7. The sum of its digits is 31. It has a total of 7 prime factors and 24 positive divisors. There are 14152320 positive integers (up to 28711264) that are relatively prime to 28711264.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred eleven thousand two hundred sixty-four

Notation

Scientific notation 2.8711264 × 10^7
Engineering notation 2.8711264 × 10^6

Prime Factorization of 28711264

Prime Factorization 2 × 2 × 2 × 2 × 2 × 71 × 12637

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1794454
Product of the distinct prime numbers

The prime factorization of 28711264 is 2 × 2 × 2 × 2 × 2 × 71 × 12637. Since it has a total of 7 prime factors.

Most popular turbo-numbers

1, 7, 7, 99, 915, 816, 1199, 8062, 69947, 46642, 354764, 66125, 1935851, 3724323, 44139570, 56441487, 269203715, 291460714, 3125715488, 7805584606

Basic calculations (n = 28711264)

Multiplication

n×y
n×2 57422528
n×3 86133792
n×4 114845056
n×5 143556320

Division

n÷y
n÷2 14355632
n÷3 9570421.3333333
n÷3 7177816
n÷5 5742252.8

Exponentiation

ny
n2 824336680477696
n3 2.3667748058079E+22
n4 6.7953096278099E+29
n5 1.9510192868579E+37

Nth Root

y√n
2√n 5358.2892792383
3√n 306.20863781245
4√n 73.200336606045
5√n 31.017762228793

Divisors of 28711264

1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 12637, 25274, 50548, 101096, 202192, 404384, 897227, 1794454, 3588908, 7177816, 14355632, 28711264

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28711263
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28711264 can be divided by 24 positive divisors. The sum of these divisors (counting 28711264) is 1, the average is 0.041666666666667.

Base conversion 28711264

Base System Value
2 Binary 1101101100001100101100000
3 Ternary 2000000200110011
4 Quaternary 1231201211200
5 Quinary 24322230024
6 Senary 2503214304
8 Octal 155414540
10 Decimal 28711264
12 Duodecimal 9747394
16 Hexadecimal 1b61960
20 Vigesimal 8j8i34
36 Base36 h3dr4

Cryptographic Hash Functions

md5 ff3335000273ddc59d71cbad937a6260
sha1 6f8d1b56dc46f5ec6737c1a48c4b45b296f1f79c
sha256 7106332a01f7b3142e4f41236aa5170b7c967b63f3e6097a551a0cb6b818f14b
sha512 ae970091a30b0cfa34ce3b8584f59169737d3a80571cdbc3dd56dd7116fc8dd046d29e97a277884a0c61b1095046ab90b96a1a25473bcddb1f5e7652e53dcf47
ripemd-160 55b6666d67252c1e932fe39ced5245b82966b353

28711264 as geometric shapes

Circle

Radius = n
Diameter 57422528
Circumference 180398192.11535
Area 2.5897300594733E+15

Sphere

Radius = n
Volume 9.9139231235033E+22
Surface area 1.0358920237893E+16
Circumference 180398192.11535

Square

Length = n
Perimeter 114845056
Area 824336680477696
Diagonal 40603858.941674

Cube

Length = n
Surface area 4946020082866176
Volume 2.3667748058079E+22
Space diagonal 49729367.997523

Equilateral Triangle

Length = n
Perimeter 86133792
Area 3.5694825328251E+14
Altitude 24864683.998762

Triangular Pyramid

Length = n
Surface area 3.5694825328251E+14
Volume 2.7892708578804E+21
Height 13534619.647225