28279916 (number)

28279916 is an even 8-digits composite number following 28279915 and preceding 28279917. In scientific notation, it is written as 2.8279916 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 12119952 positive integers (up to 28279916) that are relatively prime to 28279916.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred seventy-nine thousand nine hundred sixteen

Notation

Scientific notation 2.8279916 × 10^7
Engineering notation 2.8279916 × 10^6

Prime Factorization of 28279916

Prime Factorization 2 × 2 × 7 × 1009997

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14139958
Product of the distinct prime numbers

The prime factorization of 28279916 is 2 × 2 × 7 × 1009997. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 10, 14, 36, 558, 534, 8311, 7796, 96098, 17726, 471121, 723592, 5574315, 6899009, 68333330, 19611398, 957273984, 353947743, 588836234, 3683282070

Basic calculations (n = 28279916)

Multiplication

n×y
n×2 56559832
n×3 84839748
n×4 113119664
n×5 141399580

Division

n÷y
n÷2 14139958
n÷3 9426638.6666667
n÷3 7069979
n÷5 5655983.2

Exponentiation

ny
n2 799753648967056
n3 2.2616966013482E+22
n4 6.3960589903612E+29
n5 1.8088001097846E+37

Nth Root

y√n
2√n 5317.8864222546
3√n 304.66743649258
4√n 72.92383987596
5√n 30.923997039955

Divisors of 28279916

1, 2, 4, 7, 14, 28, 1009997, 2019994, 4039988, 7069979, 14139958, 28279916

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28279915
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28279916 can be divided by 12 positive divisors. The sum of these divisors (counting 28279916) is 1, the average is 0.083333333333333.

Base conversion 28279916

Base System Value
2 Binary 1101011111000010001101100
3 Ternary 1222012202202022
4 Quaternary 1223320101230
5 Quinary 24214424131
6 Senary 2450045312
8 Octal 153702154
10 Decimal 28279916
12 Duodecimal 9579838
16 Hexadecimal 1af846c
20 Vigesimal 8gejfg
36 Base36 gu4x8

Cryptographic Hash Functions

md5 f99e7e629584d6a54cddd06675000780
sha1 cf87ee3d16de0bc80caa0a2dbf51216b05551769
sha256 09bd541a6be15842a08a3897dc96a9f4e03423439b741afb9fcd86f6df441f82
sha512 5099c389ca0e47be482ad8df513c5c7a458c82d802e7f5eea72054d8ce3abe7dc4a288247ec77a5d521024dbd036a3d790f99bb8ccdc7cc19eab0f0748c244b6
ripemd-160 f41421a16ebeedf172afd093e22f6ac2190f673f

28279916 as geometric shapes

Circle

Radius = n
Diameter 56559832
Circumference 177687952.69947
Area 2.5125001882765E+15

Sphere

Radius = n
Volume 9.4737725699259E+22
Surface area 1.0050000753106E+16
Circumference 177687952.69947

Square

Length = n
Perimeter 113119664
Area 799753648967056
Diagonal 39993840.749972

Cube

Length = n
Surface area 4798521893802336
Volume 2.2616966013482E+22
Space diagonal 48982251.34578

Equilateral Triangle

Length = n
Perimeter 84839748
Area 3.4630348838739E+14
Altitude 24491125.67289

Triangular Pyramid

Length = n
Surface area 3.4630348838739E+14
Volume 2.6654350063331E+21
Height 13331280.249991