28686044 (number)

28686044 is an even 8-digits composite number following 28686043 and preceding 28686045. In scientific notation, it is written as 2.8686044 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors. There are 14254704 positive integers (up to 28686044) that are relatively prime to 28686044.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred eighty-six thousand forty-four

Notation

Scientific notation 2.8686044 × 10^7
Engineering notation 2.8686044 × 10^6

Prime Factorization of 28686044

Prime Factorization 2 × 2 × 163 × 43997

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14343022
Product of the distinct prime numbers

The prime factorization of 28686044 is 2 × 2 × 163 × 43997. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 8, 45, 70, 325, 51, 7836, 2065, 70066, 72998, 272449, 145556, 7184122, 2182576, 90205884, 26518323, 58101041, 345799896, 1882456129, 3483622404

Basic calculations (n = 28686044)

Multiplication

n×y
n×2 57372088
n×3 86058132
n×4 114744176
n×5 143430220

Division

n÷y
n÷2 14343022
n÷3 9562014.6666667
n÷3 7171511
n÷5 5737208.8

Exponentiation

ny
n2 822889120369936
n3 2.3605433514053E+22
n4 6.7714650442321E+29
n5 1.942465442033E+37

Nth Root

y√n
2√n 5355.9353991623
3√n 306.11895356722
4√n 73.184256497981
5√n 31.012311107127

Divisors of 28686044

1, 2, 4, 163, 326, 652, 43997, 87994, 175988, 7171511, 14343022, 28686044

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 -28686043
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 28686044 can be divided by 12 positive divisors. The sum of these divisors (counting 28686044) is 1, the average is 0.083333333333333.

Base conversion 28686044

Base System Value
2 Binary 1101101011011011011011100
3 Ternary 1222222101212002
4 Quaternary 1231123123130
5 Quinary 24320423134
6 Senary 2502501432
8 Octal 155333334
10 Decimal 28686044
12 Duodecimal 9734878
16 Hexadecimal 1b5b6dc
20 Vigesimal 8j5f24
36 Base36 h2uak

Cryptographic Hash Functions

md5 d3324ca728c40e5543148e3a48e7ca09
sha1 10b7b911b460b9a32c1f06f2c101f8505dd6d970
sha256 f9ce5111fa568cf69a55e467bab6b91c95df469cc2d83562631b28d08595978d
sha512 5f5067dcdd63f604460f54bca0afcd7863c959bd89e1307987220e47e57b24d99441de1881734cd8118ce6d0cb6e067550195daa1f5583f939f9c2fd575333d5
ripemd-160 dcabb80485794b237912c40c072b1dc9d8a7e11a

28686044 as geometric shapes

Circle

Radius = n
Diameter 57372088
Circumference 180239730.18191
Area 2.5851824152732E+15

Sphere

Radius = n
Volume 9.8878208683403E+22
Surface area 1.0340729661093E+16
Circumference 180239730.18191

Square

Length = n
Perimeter 114744176
Area 822889120369936
Diagonal 40568192.475631

Cube

Length = n
Surface area 4937334722219616
Volume 2.3605433514053E+22
Space diagonal 49685685.676156

Equilateral Triangle

Length = n
Perimeter 86058132
Area 3.563214413691E+14
Altitude 24842842.838078

Triangular Pyramid

Length = n
Surface area 3.563214413691E+14
Volume 2.7819270184392E+21
Height 13522730.82521