28713028 (number)

28713028 is an even 8-digits composite number following 28713027 and preceding 28713029. In scientific notation, it is written as 2.8713028 × 10^7. The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors. There are 13555008 positive integers (up to 28713028) that are relatively prime to 28713028.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred thirteen thousand twenty-eight

Notation

Scientific notation 2.8713028 × 10^7
Engineering notation 2.8713028 × 10^6

Prime Factorization of 28713028

Prime Factorization 2 × 2 × 19 × 467 × 809

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14356514
Product of the distinct prime numbers

The prime factorization of 28713028 is 2 × 2 × 19 × 467 × 809. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 4, 60, 59, 490, 565, 677, 6649, 63817, 65988, 715802, 39961, 255785, 5792366, 31872552, 82049717, 746855876, 721373405, 684974974, 5198962765

Basic calculations (n = 28713028)

Multiplication

n×y
n×2 57426056
n×3 86139084
n×4 114852112
n×5 143565140

Division

n÷y
n÷2 14356514
n÷3 9571009.3333333
n÷3 7178257
n÷5 5742605.6

Exponentiation

ny
n2 824437976928784
n3 2.367211071582E+22
n4 6.7969797780243E+29
n5 1.9516187068184E+37

Nth Root

y√n
2√n 5358.4538814848
3√n 306.21490876561
4√n 73.201460924526
5√n 31.018143361355

Divisors of 28713028

1, 2, 4, 19, 38, 76, 467, 809, 934, 1618, 1868, 3236, 8873, 15371, 17746, 30742, 35492, 61484, 377803, 755606, 1511212, 7178257, 14356514, 28713028

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 -28713027
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 28713028 can be divided by 24 positive divisors. The sum of these divisors (counting 28713028) is 1, the average is 0.041666666666667.

Base conversion 28713028

Base System Value
2 Binary 1101101100010000001000100
3 Ternary 2000000202212111
4 Quaternary 1231202001010
5 Quinary 24322304103
6 Senary 2503230404
8 Octal 155420104
10 Decimal 28713028
12 Duodecimal 9748404
16 Hexadecimal 1b62044
20 Vigesimal 8j92b8
36 Base36 h3f44

Cryptographic Hash Functions

md5 666b37d5f0e1c528f1f2793bbda3159c
sha1 07a365724a4bb61f38cf00751c64752f8265f28e
sha256 ff770fbd4b9e50d078d239b1b394719c6b079e84f7a4b7c9688ec22528095e70
sha512 bfd17e76ec2d3c9cf4526e2ff7f2b5d591eba6e436a8f24634cc5e0204564afb0722409a382e448a48c02b128e0fb4cf3e5470d506cb487d748df9ca5077efbc
ripemd-160 a5cc4c974a1c4448a7a3dd1cecb5cd23ec704051

28713028 as geometric shapes

Circle

Radius = n
Diameter 57426056
Circumference 180409275.65424
Area 2.5900482916599E+15

Sphere

Radius = n
Volume 9.9157505493044E+22
Surface area 1.036019316664E+16
Circumference 180409275.65424

Square

Length = n
Perimeter 114852112
Area 824437976928784
Diagonal 40606353.614398

Cube

Length = n
Surface area 4946627861572704
Volume 2.367211071582E+22
Space diagonal 49732423.335148

Equilateral Triangle

Length = n
Perimeter 86139084
Area 3.5699211593249E+14
Altitude 24866211.667574

Triangular Pyramid

Length = n
Surface area 3.5699211593249E+14
Volume 2.7897850020258E+21
Height 13535451.204799