28290420 (number)

28290420 is an even 8-digits composite number following 28290419 and preceding 28290421. In scientific notation, it is written as 2.8290420 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 7437312 positive integers (up to 28290420) that are relatively prime to 28290420.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred ninety thousand four hundred twenty

Notation

Scientific notation 2.8290420 × 10^7
Engineering notation 2.8290420 × 10^6

Prime Factorization of 28290420

Prime Factorization 2 × 2 × 45 × 73 × 2153

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14145210
Product of the distinct prime numbers

The prime factorization of 28290420 is 2 × 2 × 45 × 73 × 2153. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 7, 23, 66, 738, 26, 9487, 9158, 11619, 48896, 658261, 490041, 75634, 4738988, 7417989, 72005011, 608409953, 684602024, 1661707897, 3410622451

Basic calculations (n = 28290420)

Multiplication

n×y
n×2 56580840
n×3 84871260
n×4 113161680
n×5 141452100

Division

n÷y
n÷2 14145210
n÷3 9430140
n÷3 7072605
n÷5 5658084

Exponentiation

ny
n2 800347863776400
n3 2.2642177212337E+22
n4 6.4055670305145E+29
n5 1.8121618163141E+37

Nth Root

y√n
2√n 5318.8739409766
3√n 304.7051526656
4√n 72.930610452516
5√n 30.926293916761

Divisors of 28290420

1, 2, 4, 45, 73, 90, 146, 180, 292, 2153, 3285, 4306, 6570, 8612, 13140, 96885, 157169, 193770, 314338, 387540, 628676, 7072605, 14145210, 28290420

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 -28290419
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 28290420 can be divided by 24 positive divisors. The sum of these divisors (counting 28290420) is 1, the average is 0.041666666666667.

Base conversion 28290420

Base System Value
2 Binary 1101011111010110101110100
3 Ternary 1222020022011100
4 Quaternary 1223322311310
5 Quinary 24220243140
6 Senary 2450210100
8 Octal 153726564
10 Decimal 28290420
12 Duodecimal 9583930
16 Hexadecimal 1afad74
20 Vigesimal 8gg610
36 Base36 gud10

Cryptographic Hash Functions

md5 50434e537f302ad5ef08029b45ec9170
sha1 1ae7d627ab321531f7cde0d31e017133d992cc45
sha256 0c2ac5202ae055fa8abc8c1422aabb47d63cb8a9f492708ec46f1e56c2696783
sha512 9fdf6d6d6c82600757aba4fc7b6f43795501d4fdcbe53e27f2524cfaae0fd201dc255edf6034088f96e8c299a28d17dcf3a98a59328700196b2bb01e85c4859c
ripemd-160 ea995f802e243f34434d60690c026824419f1f35

28290420 as geometric shapes

Circle

Radius = n
Diameter 56580840
Circumference 177753951.27794
Area 2.5143669691562E+15

Sphere

Radius = n
Volume 9.4843330122075E+22
Surface area 1.0057467876625E+16
Circumference 177753951.27794

Square

Length = n
Perimeter 113161680
Area 800347863776400
Diagonal 40008695.649231

Cube

Length = n
Surface area 4802087182658400
Volume 2.2642177212337E+22
Space diagonal 49000444.807463

Equilateral Triangle

Length = n
Perimeter 84871260
Area 3.4656079094748E+14
Altitude 24500222.403731

Triangular Pyramid

Length = n
Surface area 3.4656079094748E+14
Volume 2.6684061746119E+21
Height 13336231.883077