28131726 (number)

28131726 is an even 8-digits composite number following 28131725 and preceding 28131727. In scientific notation, it is written as 2.8131726 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors. There are 7974720 positive integers (up to 28131726) that are relatively prime to 28131726.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred thirty-one thousand seven hundred twenty-six

Notation

Scientific notation 2.8131726 × 10^7
Engineering notation 2.8131726 × 10^6

Prime Factorization of 28131726

Prime Factorization 2 × 3 × 7 × 131 × 5113

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28131726
Product of the distinct prime numbers

The prime factorization of 28131726 is 2 × 3 × 7 × 131 × 5113. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 3, 15, 27, 651, 119, 86, 6203, 73593, 15351, 886868, 160137, 2268835, 1795243, 10147628, 91384749, 17808302, 495270239, 1541309771, 956225570

Basic calculations (n = 28131726)

Multiplication

n×y
n×2 56263452
n×3 84395178
n×4 112526904
n×5 140658630

Division

n÷y
n÷2 14065863
n÷3 9377242
n÷3 7032931.5
n÷5 5626345.2

Exponentiation

ny
n2 791394007739076
n3 2.2263279383758E+22
n4 6.2630447548532E+29
n5 1.7619025896927E+37

Nth Root

y√n
2√n 5303.9349543523
3√n 304.13434015199
4√n 72.828119255905
5√n 30.891519837201

Divisors of 28131726

1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5113, 5502, 10226, 15339, 30678, 35791, 71582, 107373, 214746, 669803, 1339606, 2009409, 4018818, 4688621, 9377242, 14065863, 28131726

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28131725
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28131726 can be divided by 32 positive divisors. The sum of these divisors (counting 28131726) is 1, the average is 0.03125.

Base conversion 28131726

Base System Value
2 Binary 1101011010100000110001110
3 Ternary 1221221020110210
4 Quaternary 1223110012032
5 Quinary 24200203401
6 Senary 2442543250
8 Octal 153240616
10 Decimal 28131726
12 Duodecimal 9507b26
16 Hexadecimal 1ad418e
20 Vigesimal 8fg966
36 Base36 gqyku

Cryptographic Hash Functions

md5 0f4306359c71c07471b24ee2426a12df
sha1 1d6c14fb5f9821b056fd391b90b3498da9f8ae71
sha256 a8db74cea47a4104586ea1137336815ee63e13fe411a10f1f3241aa856c38581
sha512 b9cf63333fcc6513fb53e4cc6ed8d92cf40ea200f6868e2358fb07a28c99722e8157cff25a2f43caf5b866e1ee1f21a0d8145c6b8a72504ef2769c3d01a57874
ripemd-160 64d0f7d355c5b74e939635e5f27cfe1f095330ca

28131726 as geometric shapes

Circle

Radius = n
Diameter 56263452
Circumference 176756847.4688
Area 2.4862376008081E+15

Sphere

Radius = n
Volume 9.3256206609106E+22
Surface area 9.9449504032323E+15
Circumference 176756847.4688

Square

Length = n
Perimeter 112526904
Area 791394007739076
Diagonal 39784268.442164

Cube

Length = n
Surface area 4748364046434456
Volume 2.2263279383758E+22
Space diagonal 48725578.736606

Equilateral Triangle

Length = n
Perimeter 84395178
Area 3.4268365755241E+14
Altitude 24362789.368303

Triangular Pyramid

Length = n
Surface area 3.4268365755241E+14
Volume 2.6237526372843E+21
Height 13261422.814055