28236428 (number)

28236428 is an even 8-digits composite number following 28236427 and preceding 28236429. In scientific notation, it is written as 2.8236428 × 10^7. The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors. There are 12798800 positive integers (up to 28236428) that are relatively prime to 28236428.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8236428 × 10^7
Engineering notation 2.8236428 × 10^6

Prime Factorization of 28236428

Prime Factorization 2 × 2 × 11 × 491 × 1307

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14118214
Product of the distinct prime numbers

The prime factorization of 28236428 is 2 × 2 × 11 × 491 × 1307. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 5, 57, 71, 973, 480, 4262, 2177, 96543, 25595, 641724, 766082, 7364131, 1452468, 76183932, 44462475, 830344945, 657216980, 937180700, 5286950770

Basic calculations (n = 28236428)

Multiplication

n×y
n×2 56472856
n×3 84709284
n×4 112945712
n×5 141182140

Division

n÷y
n÷2 14118214
n÷3 9412142.6666667
n÷3 7059107
n÷5 5647285.6

Exponentiation

ny
n2 797295866199184
n3 2.2512787320631E+22
n4 6.3568069825831E+29
n5 1.794935226736E+37

Nth Root

y√n
2√n 5313.7960066228
3√n 304.51118691504
4√n 72.895788675497
5√n 30.914480386805

Divisors of 28236428

1, 2, 4, 11, 22, 44, 491, 982, 1307, 1964, 2614, 5228, 5401, 10802, 14377, 21604, 28754, 57508, 641737, 1283474, 2566948, 7059107, 14118214, 28236428

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 -28236427
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 28236428 can be divided by 24 positive divisors. The sum of these divisors (counting 28236428) is 1, the average is 0.041666666666667.

Base conversion 28236428

Base System Value
2 Binary 1101011101101101010001100
3 Ternary 1222010120002122
4 Quaternary 1223231222030
5 Quinary 24212031203
6 Senary 2445112112
8 Octal 153555214
10 Decimal 28236428
12 Duodecimal 9558638
16 Hexadecimal 1aeda8c
20 Vigesimal 8g9b18
36 Base36 gt7d8

Cryptographic Hash Functions

md5 9a4d42d5459d577c8900513dd327e05f
sha1 b5ee5953eda04b8f688397b8219572c2baaaa5d4
sha256 4807f8108cbc2f983965583f2d368e143fb38ccee906c56463c676a00e366181
sha512 04f49b6d51ba14213af083d66b0f2f007e62f55e8384799f04e6d5afb0899000522f4c8858db1a384c271d06a1a9fcf623e368a8f965e09c6853fb73c9b3aad7
ripemd-160 d4eeadac383a854be24231dc64f6897ca5ae59f6

28236428 as geometric shapes

Circle

Radius = n
Diameter 56472856
Circumference 177414709.53683
Area 2.5047788359889E+15

Sphere

Radius = n
Volume 9.4301343011098E+22
Surface area 1.0019115343955E+16
Circumference 177414709.53683

Square

Length = n
Perimeter 112945712
Area 797295866199184
Diagonal 39932339.430571

Cube

Length = n
Surface area 4783775197195104
Volume 2.2512787320631E+22
Space diagonal 48906927.92026

Equilateral Triangle

Length = n
Perimeter 84709284
Area 3.4523923723041E+14
Altitude 24453463.96013

Triangular Pyramid

Length = n
Surface area 3.4523923723041E+14
Volume 2.6531574296381E+21
Height 13310779.81019